glupteba | a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a

Analysis

max time kernel
299s
max time network
294s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
18-04-2024 23:00

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General

Target

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Size

4.2MB
MD5

833cf4b485610329398b1a0065601b9a
SHA1

c8a5a74c18517a0f9f6132f4e5f277c6a7303a92
SHA256

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a
SHA512

df304d862cbb43eb222d81a23f1d4a179d5cc4e2ef73758ee130019280de97b1b1da5bf2d14d71c8b4128cf6206555f043c15670632b472efe8dd3b5d6156531
SSDEEP

98304:MDn8uVXpbXzRUXTOQ6Hh/FjDMnFLwJ6UPb6XVjM+xYLPI8j0:MD8uVVDRUFg7EnFLmjPc5CLPn0

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit trojan upx

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 37 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2904-2-0x0000000004E50000-0x000000000573B000-memory.dmp	family_glupteba
behavioral1/memory/2904-3-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2904-4-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2904-7-0x0000000004E50000-0x000000000573B000-memory.dmp	family_glupteba
behavioral1/memory/2428-20-0x0000000004DB0000-0x000000000569B000-memory.dmp	family_glupteba
behavioral1/memory/2428-21-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2428-23-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2428-31-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-36-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-116-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-120-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-135-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-154-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-160-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-162-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-164-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-166-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-168-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-170-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-172-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-174-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-176-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-178-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-180-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-182-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-184-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-186-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-188-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-190-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-192-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-194-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-196-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-198-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-200-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-202-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-204-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1508-206-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

Modifies boot configuration data using bcdedit 14 IoCs

Processes:

bcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exe

pid	process
624	bcdedit.exe
1848	bcdedit.exe
2192	bcdedit.exe
1184	bcdedit.exe
1684	bcdedit.exe
2828	bcdedit.exe
1952	bcdedit.exe
892	bcdedit.exe
1500	bcdedit.exe
1668	bcdedit.exe
2656	bcdedit.exe
2020	bcdedit.exe
540	bcdedit.exe
2668	bcdedit.exe

Drops file in Drivers directory 1 IoCs

Processes:

csrss.exe

description ioc process

File created C:\Windows\system32\drivers\Winmon.sys csrss.exe
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2080 netsh.exe
Possible attempt to disable PatchGuard 2 TTPs
Rootkits can use kernel patching to embed themselves in an operating system.
evasion

Impair Defenses
T1562

Command and Scripting Interpreter
T1059
Executes dropped EXE 6 IoCs

Processes:

csrss.exepatch.exeinjector.exedsefix.exewindefender.exewindefender.exe

pid process

1508 csrss.exe
1588 patch.exe
2480 injector.exe
1736 dsefix.exe
2080 windefender.exe
2624 windefender.exe

description	ioc	process
File created	C:\Windows\system32\drivers\Winmon.sys	csrss.exe

pid	process
2080	netsh.exe

pid	process
1508	csrss.exe
1588	patch.exe
2480	injector.exe
1736	dsefix.exe
2080	windefender.exe
2624	windefender.exe

Loads dropped DLL 13 IoCs

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exepatch.execsrss.exe

pid	process
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
864
1588	patch.exe
1588	patch.exe
1588	patch.exe
1588	patch.exe
1588	patch.exe
1508	csrss.exe
1588	patch.exe
1588	patch.exe
1588	patch.exe
1508	csrss.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Windows\windefender.exe	upx
behavioral1/memory/2080-159-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/2624-158-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/2080-156-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/2624-161-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/2624-165-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Manipulates WinMon driver. 1 IoCs
Roottkits write to WinMon to hide PIDs from being detected.
rootkit evasion

Processes:

csrss.exe

description ioc process

File opened for modification \??\WinMon csrss.exe
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
rootkit evasion

Processes:

csrss.exe

description ioc process

File opened for modification \??\WinMonFS csrss.exe
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery
T1082

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

description	ioc	process
File opened for modification	\??\WinMon	csrss.exe

description	ioc	process
File opened for modification	\??\WinMonFS	csrss.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe

Drops file in Windows directory 5 IoCs

Processes:

makecab.exea3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.execsrss.exe

description	ioc	process
File created	C:\Windows\Logs\CBS\CbsPersist_20240418230045.cab	makecab.exe
File opened for modification	C:\Windows\rss	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
File created	C:\Windows\rss\csrss.exe	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
File created	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\windefender.exe	csrss.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

2436 sc.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1900 schtasks.exe
1552 schtasks.exe

pid	process
2436	sc.exe

pid	process
1900	schtasks.exe
1552	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exewindefender.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-521 = "N. Central Asia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-21 = "Cape Verde Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-102 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-101 = "Provides Network Access Protection enforcement for EAP authenticated network connections, such as those used with 802.1X and VPN technologies."	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-581 = "North Asia East Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-472 = "Ekaterinburg Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-421 = "Russian Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-622 = "Korea Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time"	windefender.exe

Modifies system certificate store 2 TTPs 11 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

csrss.exepatch.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 0f00000001000000200000004b4eb4b074298b828b5c003095a10b4523fb951c0c88348b09c53e5baba408a3030000000100000014000000df3c24f9bfd666761b268073fe06d1cc8d4f82a42000000001000000920300003082038e30820276a0030201020210033af1e6a711a9a0bb2864b11d09fae5300d06092a864886f70d01010b05003061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f74204732301e170d3133303830313132303030305a170d3338303131353132303030305a3061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f7420473230820122300d06092a864886f70d01010105000382010f003082010a0282010100bb37cd34dc7b6bc9b26890ad4a75ff46ba210a088df51954c9fb88dbf3aef23a89913c7ae6ab061a6bcfac2de85e092444ba629a7ed6a3a87ee054752005ac50b79c631a6c30dcda1f19b1d71edefdd7e0cb948337aeec1f434edd7b2cd2bd2ea52fe4a9b8ad3ad499a4b625e99b6b00609260ff4f214918f76790ab61069c8ff2bae9b4e992326bb5f357e85d1bcd8c1dab95049549f3352d96e3496ddd77e3fb494bb4ac5507a98f95b3b423bb4c6d45f0f6a9b29530b4fd4c558c274a57147c829dcd7392d3164a060c8c50d18f1e09be17a1e621cafd83e510bc83a50ac46728f67314143d4676c387148921344daf0f450ca649a1babb9cc5b1338329850203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020186301d0603551d0e041604144e2254201895e6e36ee60ffafab912ed06178f39300d06092a864886f70d01010b05000382010100606728946f0e4863eb31ddea6718d5897d3cc58b4a7fe9bedb2b17dfb05f73772a3213398167428423f2456735ec88bff88fb0610c34a4ae204c84c6dbf835e176d9dfa642bbc74408867f3674245ada6c0d145935bdf249ddb61fc9b30d472a3d992fbb5cbbb5d420e1995f534615db689bf0f330d53e31e28d849ee38adada963e3513a55ff0f970507047411157194ec08fae06c49513172f1b259f75f2b18e99a16f13b14171fe882ac84f102055d7f31445e5e044f4ea879532930efe5346fa2c9dff8b22b94bd90945a4dea4b89a58dd1b7d529f8e59438881a49e26d56faddd0dc6377ded03921be5775f76ee3c8dc45d565ba2d9666eb33537e532b6	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	patch.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exea3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exeinjector.execsrss.exe

pid	process
2904	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
1508	csrss.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
1508	csrss.exe
2480	injector.exe
1508	csrss.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe
2480	injector.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

480

pid	process
480

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.execsrss.exesc.exe

description	pid	process
Token: SeDebugPrivilege	2904	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Token: SeImpersonatePrivilege	2904	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
Token: SeSystemEnvironmentPrivilege	1508	csrss.exe
Token: SeSecurityPrivilege	2436	sc.exe
Token: SeSecurityPrivilege	2436	sc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.execmd.execsrss.exepatch.exewindefender.exe

description	pid	process	target process
PID 2428 wrote to memory of 2872	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	cmd.exe
PID 2428 wrote to memory of 2872	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	cmd.exe
PID 2428 wrote to memory of 2872	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	cmd.exe
PID 2428 wrote to memory of 2872	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	cmd.exe
PID 2872 wrote to memory of 2080	2872	cmd.exe	windefender.exe
PID 2872 wrote to memory of 2080	2872	cmd.exe	windefender.exe
PID 2872 wrote to memory of 2080	2872	cmd.exe	windefender.exe
PID 2428 wrote to memory of 1508	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	csrss.exe
PID 2428 wrote to memory of 1508	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	csrss.exe
PID 2428 wrote to memory of 1508	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	csrss.exe
PID 2428 wrote to memory of 1508	2428	a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe	csrss.exe
PID 1508 wrote to memory of 2480	1508	csrss.exe	injector.exe
PID 1508 wrote to memory of 2480	1508	csrss.exe	injector.exe
PID 1508 wrote to memory of 2480	1508	csrss.exe	injector.exe
PID 1508 wrote to memory of 2480	1508	csrss.exe	injector.exe
PID 1588 wrote to memory of 624	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 624	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 624	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1848	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1848	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1848	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2192	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2192	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2192	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1684	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1684	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1684	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1184	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1184	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1184	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2828	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2828	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2828	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2668	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2668	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2668	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1952	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1952	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1952	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 892	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 892	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 892	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 540	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 540	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 540	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2020	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2020	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 2020	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1500	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1500	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1500	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1668	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1668	1588	patch.exe	bcdedit.exe
PID 1588 wrote to memory of 1668	1588	patch.exe	bcdedit.exe
PID 1508 wrote to memory of 2656	1508	csrss.exe	bcdedit.exe
PID 1508 wrote to memory of 2656	1508	csrss.exe	bcdedit.exe
PID 1508 wrote to memory of 2656	1508	csrss.exe	bcdedit.exe
PID 1508 wrote to memory of 2656	1508	csrss.exe	bcdedit.exe
PID 1508 wrote to memory of 1736	1508	csrss.exe	dsefix.exe
PID 1508 wrote to memory of 1736	1508	csrss.exe	dsefix.exe
PID 1508 wrote to memory of 1736	1508	csrss.exe	dsefix.exe
PID 1508 wrote to memory of 1736	1508	csrss.exe	dsefix.exe
PID 2080 wrote to memory of 2468	2080	windefender.exe	cmd.exe
PID 2080 wrote to memory of 2468	2080	windefender.exe	cmd.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
"C:\Users\Admin\AppData\Local\Temp\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2904

C:\Users\Admin\AppData\Local\Temp\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe
"C:\Users\Admin\AppData\Local\Temp\a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a.exe"
2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2428

C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:2872

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
4⤵
- Modifies Windows Firewall
- Modifies data under HKEY_USERS
PID:2080

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Manipulates WinMon driver.
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1508

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:1900

C:\Windows\system32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2124

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1588

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
5⤵
- Modifies boot configuration data using bcdedit
PID:624

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:1848

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:2192

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
5⤵
- Modifies boot configuration data using bcdedit
PID:1684

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:1184

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:2828

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
5⤵
- Modifies boot configuration data using bcdedit
PID:2668

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
5⤵
- Modifies boot configuration data using bcdedit
PID:1952

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
5⤵
- Modifies boot configuration data using bcdedit
PID:892

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
5⤵
- Modifies boot configuration data using bcdedit
PID:540

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
5⤵
- Modifies boot configuration data using bcdedit
PID:2020

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:1500

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:1668

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2480

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:2656

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
4⤵
- Executes dropped EXE
PID:1736

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:1552

C:\Windows\windefender.exe
"C:\Windows\windefender.exe"
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2080

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
5⤵
PID:2468

C:\Windows\SysWOW64\sc.exe
sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:2436

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240418230045.log C:\Windows\Logs\CBS\CbsPersist_20240418230045.cab
1⤵
- Drops file in Windows directory
PID:2536

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab6569.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Symbols\ntkrnlmp.pdb\AAF33CF37E194E98957768CF9C02DE8E2\download.error

Filesize
8.3MB

MD5
fd2727132edd0b59fa33733daa11d9ef

SHA1
63e36198d90c4c2b9b09dd6786b82aba5f03d29a

SHA256
3a72dbedc490773f90e241c8b3b839383a63ce36426a4f330a0f754b14b4d23e

SHA512
3e251be7d0e8db92d50092a4c4be3c74f42f3d564c72981f43a8e0fe06427513bfa0f67821a61a503a4f85741f0b150280389f8f4b4f01cdfd98edce5af29e6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\Symbols\winload_prod.pdb\768283CA443847FB8822F9DB1F36ECC51\download.error

Filesize
492KB

MD5
fafbf2197151d5ce947872a4b0bcbe16

SHA1
a86eaa2dd9fc6d36fcfb41df7ead8d1166aea020

SHA256
feb122b7916a1e62a7a6ae8d25ea48a2efc86f6e6384f5526e18ffbfc5f5ff71

SHA512
acbd49a111704d001a4ae44d1a071d566452f92311c5c0099d57548eddc9b3393224792c602022df5c3dd19b0a1fb4eff965bf038c8783ae109336699f9d13f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6689.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe

Filesize
94KB

MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe

Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe

Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\osloader.exe

Filesize
591KB

MD5
e2f68dc7fbd6e0bf031ca3809a739346

SHA1
9c35494898e65c8a62887f28e04c0359ab6f63f5

SHA256
b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

SHA512
26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

Download Submit
C:\Windows\windefender.exe

Filesize
2.0MB

MD5
8e67f58837092385dcf01e8a2b4f5783

SHA1
012c49cfd8c5d06795a6f67ea2baf2a082cf8625

SHA256
166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

SHA512
40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

Download Submit
\Users\Admin\AppData\Local\Temp\dbghelp.dll

Filesize
1.5MB

MD5
f0616fa8bc54ece07e3107057f74e4db

SHA1
b33995c4f9a004b7d806c4bb36040ee844781fca

SHA256
6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

SHA512
15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

Download Submit
\Users\Admin\AppData\Local\Temp\symsrv.dll

Filesize
163KB

MD5
5c399d34d8dc01741269ff1f1aca7554

SHA1
e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

SHA256
e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

SHA512
8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

Download Submit
\Windows\rss\csrss.exe

Filesize
4.2MB

MD5
833cf4b485610329398b1a0065601b9a

SHA1
c8a5a74c18517a0f9f6132f4e5f277c6a7303a92

SHA256
a3b7b83632ee2e66e5f204e200bb65cf663cca316591b3709f41ec7b5cb8c85a

SHA512
df304d862cbb43eb222d81a23f1d4a179d5cc4e2ef73758ee130019280de97b1b1da5bf2d14d71c8b4128cf6206555f043c15670632b472efe8dd3b5d6156531

Download Submit
memory/1508-36-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-182-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-34-0x0000000003180000-0x0000000003578000-memory.dmp

Filesize
4.0MB

Download
memory/1508-206-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-204-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-32-0x0000000003180000-0x0000000003578000-memory.dmp

Filesize
4.0MB

Download
memory/1508-202-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-200-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-198-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-196-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-194-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-192-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-190-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-188-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-116-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-120-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-121-0x0000000003180000-0x0000000003578000-memory.dmp

Filesize
4.0MB

Download
memory/1508-186-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-184-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-180-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-135-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-178-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-176-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-154-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-174-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-172-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-170-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-160-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-168-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-162-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-164-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1508-166-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1588-54-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1588-56-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/2080-159-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2080-156-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2428-21-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2428-19-0x0000000003420000-0x0000000003818000-memory.dmp

Filesize
4.0MB

Download
memory/2428-31-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2428-23-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2428-33-0x0000000003420000-0x0000000003818000-memory.dmp

Filesize
4.0MB

Download
memory/2428-20-0x0000000004DB0000-0x000000000569B000-memory.dmp

Filesize
8.9MB

Download
memory/2428-5-0x0000000003420000-0x0000000003818000-memory.dmp

Filesize
4.0MB

Download
memory/2624-158-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2624-165-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2624-161-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2904-7-0x0000000004E50000-0x000000000573B000-memory.dmp

Filesize
8.9MB

Download
memory/2904-6-0x00000000031C0000-0x00000000035B8000-memory.dmp

Filesize
4.0MB

Download
memory/2904-4-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2904-3-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2904-1-0x00000000031C0000-0x00000000035B8000-memory.dmp

Filesize
4.0MB

Download
memory/2904-2-0x0000000004E50000-0x000000000573B000-memory.dmp

Filesize
8.9MB

Download
memory/2904-0-0x00000000031C0000-0x00000000035B8000-memory.dmp

Filesize
4.0MB

Download