glupteba | 8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd

Analysis

max time kernel
300s
max time network
299s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-04-2024 22:53

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General

Target

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Size

4.2MB
MD5

6ca6e10817b5ea42bd0c2b5618de8a26
SHA1

0b222975054d65d09820810e6b23061dd5fac579
SHA256

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd
SHA512

bef6986d760105960ddcb0ee86c8b96f7c5827cc272f0c6d8fb7f2866cab16364d6476987046047204b6bfd28f65608d974125843843e807e6a83a825ec87790
SSDEEP

98304:oCBc9KeWx4sdjbV9tIZtrLYeqWjLeSq2Nr9KDCyWDEkaV:Ve9ezBJI34WzaWDdaV

Score

10^/10

glupteba discovery dropper evasion loader persistence ransomware rootkit trojan upx

Malware Config

Signatures

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

Glupteba payload 36 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2940-2-0x0000000004D40000-0x000000000562B000-memory.dmp	family_glupteba
behavioral1/memory/2940-3-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2940-4-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2940-7-0x0000000004D40000-0x000000000562B000-memory.dmp	family_glupteba
behavioral1/memory/2600-20-0x0000000004D50000-0x000000000563B000-memory.dmp	family_glupteba
behavioral1/memory/2600-29-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/2600-30-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-40-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-115-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-120-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-121-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-150-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-159-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-160-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-162-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-165-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-167-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-168-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-170-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-172-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-175-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-177-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-178-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-180-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-182-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-185-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-187-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-188-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-190-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-192-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-195-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-197-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-198-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-200-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-203-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral1/memory/1896-205-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

Modifies boot configuration data using bcdedit 1 TTPs 14 IoCs

ransomware evasion

Inhibit System Recovery

T1490

Processes:

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

pid	process
1612	bcdedit.exe
2216	bcdedit.exe
2884	bcdedit.exe
1688	bcdedit.exe
2520	bcdedit.exe
2176	bcdedit.exe
2748	bcdedit.exe
2068	bcdedit.exe
2804	bcdedit.exe
1728	bcdedit.exe
2092	bcdedit.exe
1740	bcdedit.exe
888	bcdedit.exe
624	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

2156 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

1896 csrss.exe
2036 patch.exe
2420 injector.exe
2436 dsefix.exe
2512 windefender.exe
1820 windefender.exe

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

pid	process
2156	netsh.exe

pid	process
1896	csrss.exe
2036	patch.exe
2420	injector.exe
2436	dsefix.exe
2512	windefender.exe
1820	windefender.exe

Loads dropped DLL 13 IoCs

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exepatch.execsrss.exe

pid	process
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
856
2036	patch.exe
2036	patch.exe
2036	patch.exe
2036	patch.exe
2036	patch.exe
1896	csrss.exe
2036	patch.exe
2036	patch.exe
2036	patch.exe
1896	csrss.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2512-154-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
C:\Windows\windefender.exe	upx
behavioral1/memory/1820-158-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/2512-157-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1820-161-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1820-164-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe = "0"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\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:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN 8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.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	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

Drops file in Windows directory 5 IoCs

Processes:

csrss.exemakecab.exe8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe

description	ioc	process
File opened for modification	C:\Windows\windefender.exe	csrss.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20240418225324.cab	makecab.exe
File opened for modification	C:\Windows\rss	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
File created	C:\Windows\rss\csrss.exe	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
File created	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

2472 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

2368 schtasks.exe
2024 schtasks.exe

pid	process
2472	sc.exe

pid	process
2368	schtasks.exe
2024	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exenetsh.exewindefender.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-102 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-582 = "North Asia East Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.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,-152 = "Central America Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-241 = "Samoa Daylight 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"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.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,-541 = "Myanmar Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.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,-112 = "Eastern Standard 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,-652 = "AUS Central Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-471 = "Ekaterinburg Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-351 = "FLE 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,-121 = "SA Pacific Daylight Time"	windefender.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,-931 = "Coordinated Universal Time"	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-572 = "China Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time"	windefender.exe

Modifies system certificate store 2 TTPs 11 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

patch.execsrss.exe

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

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exeinjector.execsrss.exe

pid	process
2940	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
1896	csrss.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
1896	csrss.exe
2420	injector.exe
1896	csrss.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe
2420	injector.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

480

pid	process
480

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.execsrss.exesc.exe

description	pid	process
Token: SeDebugPrivilege	2940	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Token: SeImpersonatePrivilege	2940	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
Token: SeSystemEnvironmentPrivilege	1896	csrss.exe
Token: SeSecurityPrivilege	2472	sc.exe
Token: SeSecurityPrivilege	2472	sc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.execmd.execsrss.exepatch.exewindefender.exe

description	pid	process	target process
PID 2600 wrote to memory of 2904	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	cmd.exe
PID 2600 wrote to memory of 2904	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	cmd.exe
PID 2600 wrote to memory of 2904	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	cmd.exe
PID 2600 wrote to memory of 2904	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	cmd.exe
PID 2904 wrote to memory of 2156	2904	cmd.exe	netsh.exe
PID 2904 wrote to memory of 2156	2904	cmd.exe	netsh.exe
PID 2904 wrote to memory of 2156	2904	cmd.exe	netsh.exe
PID 2600 wrote to memory of 1896	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	csrss.exe
PID 2600 wrote to memory of 1896	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	csrss.exe
PID 2600 wrote to memory of 1896	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	csrss.exe
PID 2600 wrote to memory of 1896	2600	8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe	csrss.exe
PID 1896 wrote to memory of 2420	1896	csrss.exe	injector.exe
PID 1896 wrote to memory of 2420	1896	csrss.exe	injector.exe
PID 1896 wrote to memory of 2420	1896	csrss.exe	injector.exe
PID 1896 wrote to memory of 2420	1896	csrss.exe	injector.exe
PID 2036 wrote to memory of 624	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 624	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 624	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 888	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 888	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 888	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1740	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1740	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1740	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2092	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2092	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2092	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1612	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1612	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1612	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1728	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1728	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1728	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2804	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2804	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2804	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2068	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2068	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2068	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2748	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2748	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2748	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2176	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2176	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2176	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2520	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2520	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2520	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1688	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1688	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 1688	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2884	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2884	2036	patch.exe	bcdedit.exe
PID 2036 wrote to memory of 2884	2036	patch.exe	bcdedit.exe
PID 1896 wrote to memory of 2216	1896	csrss.exe	bcdedit.exe
PID 1896 wrote to memory of 2216	1896	csrss.exe	bcdedit.exe
PID 1896 wrote to memory of 2216	1896	csrss.exe	bcdedit.exe
PID 1896 wrote to memory of 2216	1896	csrss.exe	bcdedit.exe
PID 1896 wrote to memory of 2436	1896	csrss.exe	dsefix.exe
PID 1896 wrote to memory of 2436	1896	csrss.exe	dsefix.exe
PID 1896 wrote to memory of 2436	1896	csrss.exe	dsefix.exe
PID 1896 wrote to memory of 2436	1896	csrss.exe	dsefix.exe
PID 2512 wrote to memory of 2896	2512	windefender.exe	cmd.exe
PID 2512 wrote to memory of 2896	2512	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\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
"C:\Users\Admin\AppData\Local\Temp\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2940

C:\Users\Admin\AppData\Local\Temp\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.exe
"C:\Users\Admin\AppData\Local\Temp\8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd.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:2600

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:2904

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:2156

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 data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1896

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:2368

C:\Windows\system32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:1672

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:2036

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:888

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:1740

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:2092

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:1612

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:1728

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:2804

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:2068

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:2748

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:2176

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:2520

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:1688

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:2884

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:2420

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:2216

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
4⤵
- Executes dropped EXE
PID:2436

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:2024

C:\Windows\windefender.exe
"C:\Windows\windefender.exe"
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2512

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:2896

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:2472

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240418225324.log C:\Windows\Logs\CBS\CbsPersist_20240418225324.cab
1⤵
- Drops file in Windows directory
PID:2584

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1820

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

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

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\Cab5D20.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\Tar5E3F.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
6ca6e10817b5ea42bd0c2b5618de8a26

SHA1
0b222975054d65d09820810e6b23061dd5fac579

SHA256
8efa3a87561d23c79604a9934c229a6a8db3eba41bfd00f57b3933e5b8dae5fd

SHA512
bef6986d760105960ddcb0ee86c8b96f7c5827cc272f0c6d8fb7f2866cab16364d6476987046047204b6bfd28f65608d974125843843e807e6a83a825ec87790

Download Submit
memory/1820-164-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1820-161-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1820-158-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1896-178-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-182-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-205-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-40-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-203-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-200-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-160-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-198-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-197-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-195-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-115-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-162-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-120-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-121-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-192-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-190-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-188-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-187-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-150-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-185-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-33-0x0000000003400000-0x00000000037F8000-memory.dmp

Filesize
4.0MB

Download
memory/1896-180-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-31-0x0000000003400000-0x00000000037F8000-memory.dmp

Filesize
4.0MB

Download
memory/1896-159-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-177-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-175-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-119-0x0000000003400000-0x00000000037F8000-memory.dmp

Filesize
4.0MB

Download
memory/1896-172-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-165-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-167-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-168-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/1896-170-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2036-47-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/2036-55-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/2512-154-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2512-157-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2600-20-0x0000000004D50000-0x000000000563B000-memory.dmp

Filesize
8.9MB

Download
memory/2600-30-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2600-5-0x0000000003230000-0x0000000003628000-memory.dmp

Filesize
4.0MB

Download
memory/2600-29-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2600-32-0x0000000003230000-0x0000000003628000-memory.dmp

Filesize
4.0MB

Download
memory/2600-19-0x0000000003230000-0x0000000003628000-memory.dmp

Filesize
4.0MB

Download
memory/2940-1-0x00000000033B0000-0x00000000037A8000-memory.dmp

Filesize
4.0MB

Download
memory/2940-4-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2940-6-0x00000000033B0000-0x00000000037A8000-memory.dmp

Filesize
4.0MB

Download
memory/2940-7-0x0000000004D40000-0x000000000562B000-memory.dmp

Filesize
8.9MB

Download
memory/2940-3-0x0000000000400000-0x0000000003009000-memory.dmp

Filesize
44.0MB

Download
memory/2940-0-0x00000000033B0000-0x00000000037A8000-memory.dmp

Filesize
4.0MB

Download
memory/2940-2-0x0000000004D40000-0x000000000562B000-memory.dmp

Filesize
8.9MB

Download