glupteba | edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

Analysis

max time kernel
231s
max time network
268s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
10-10-2023 22:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Size

4.1MB
MD5

e90424aede26e1dab377e4fa67d993bd
SHA1

beaa664c8ae8862d51a38aad3274213c3392ab8f
SHA256

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a
SHA512

fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2
SSDEEP

98304:oRTkDuHgmYx/lUN44oPlaFTRDd8Vl17ZH+qKHzyof587dicDjg0:SumYx/lUN44oEJmBCTyoq7dicB

Score

10^/10

glupteba discovery dropper evasion loader persistence trojan

Malware Config

Signatures

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

Glupteba payload 19 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2644-1-0x0000000002920000-0x000000000320B000-memory.dmp	family_glupteba
behavioral1/memory/2644-2-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2644-3-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2644-5-0x0000000002920000-0x000000000320B000-memory.dmp	family_glupteba
behavioral1/memory/2644-7-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2616-8-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2616-9-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2616-18-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-62-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-64-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-72-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-74-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-75-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-76-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-82-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/1556-86-0x0000000140000000-0x00000001405E8000-memory.dmp	family_glupteba
behavioral1/memory/2708-87-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-96-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba
behavioral1/memory/2708-107-0x0000000000400000-0x0000000000D1B000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Processes:

netsh.exe

pid process

1172 netsh.exe
Executes dropped EXE 3 IoCs

Processes:

csrss.exeinjector.exepatch.exe

pid process

2708 csrss.exe
1760 injector.exe
1556 patch.exe

pid	process
1172	netsh.exe

pid	process
2708	csrss.exe
1760	injector.exe
1556	patch.exe

Loads dropped DLL 9 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.execsrss.exepatch.exe

pid	process
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2708	csrss.exe
860
1556	patch.exe
1556	patch.exe
1556	patch.exe
1556	patch.exe
1556	patch.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe = "0"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.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
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:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

Drops file in Windows directory 3 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exemakecab.exe

description	ioc	process
File opened for modification	C:\Windows\rss	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
File created	C:\Windows\rss\csrss.exe	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20231011020709.cab	makecab.exe

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

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1380 schtasks.exe

pid	process
1380	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-471 = "Ekaterinburg Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-22 = "Cape Verde Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-1 = "IPsec Relying Party"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-100 = "EAP Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-101 = "Provides DHCP based enforcement for NAP"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-551 = "North Asia Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-2 = "Provides IPsec based enforcement for Network Access Protection"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-521 = "N. Central Asia Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-472 = "Ekaterinburg Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe

Modifies system certificate store 2 TTPs 7 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
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 = 0f00000001000000200000004b4eb4b074298b828b5c003095a10b4523fb951c0c88348b09c53e5baba408a3030000000100000014000000df3c24f9bfd666761b268073fe06d1cc8d4f82a42000000001000000920300003082038e30820276a0030201020210033af1e6a711a9a0bb2864b11d09fae5300d06092a864886f70d01010b05003061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f74204732301e170d3133303830313132303030305a170d3338303131353132303030305a3061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f7420473230820122300d06092a864886f70d01010105000382010f003082010a0282010100bb37cd34dc7b6bc9b26890ad4a75ff46ba210a088df51954c9fb88dbf3aef23a89913c7ae6ab061a6bcfac2de85e092444ba629a7ed6a3a87ee054752005ac50b79c631a6c30dcda1f19b1d71edefdd7e0cb948337aeec1f434edd7b2cd2bd2ea52fe4a9b8ad3ad499a4b625e99b6b00609260ff4f214918f76790ab61069c8ff2bae9b4e992326bb5f357e85d1bcd8c1dab95049549f3352d96e3496ddd77e3fb494bb4ac5507a98f95b3b423bb4c6d45f0f6a9b29530b4fd4c558c274a57147c829dcd7392d3164a060c8c50d18f1e09be17a1e621cafd83e510bc83a50ac46728f67314143d4676c387148921344daf0f450ca649a1babb9cc5b1338329850203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020186301d0603551d0e041604144e2254201895e6e36ee60ffafab912ed06178f39300d06092a864886f70d01010b05000382010100606728946f0e4863eb31ddea6718d5897d3cc58b4a7fe9bedb2b17dfb05f73772a3213398167428423f2456735ec88bff88fb0610c34a4ae204c84c6dbf835e176d9dfa642bbc74408867f3674245ada6c0d145935bdf249ddb61fc9b30d472a3d992fbb5cbbb5d420e1995f534615db689bf0f330d53e31e28d849ee38adada963e3513a55ff0f970507047411157194ec08fae06c49513172f1b259f75f2b18e99a16f13b14171fe882ac84f102055d7f31445e5e044f4ea879532930efe5346fa2c9dff8b22b94bd90945a4dea4b89a58dd1b7d529f8e59438881a49e26d56faddd0dc6377ded03921be5775f76ee3c8dc45d565ba2d9666eb33537e532b6	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

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exeedc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exeinjector.exe

pid	process
2644	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe
1760	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	2644	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Token: SeImpersonatePrivilege	2644	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
Token: SeSystemEnvironmentPrivilege	2708	csrss.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.execmd.execsrss.exe

description	pid	process	target process
PID 2616 wrote to memory of 600	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	cmd.exe
PID 2616 wrote to memory of 600	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	cmd.exe
PID 2616 wrote to memory of 600	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	cmd.exe
PID 2616 wrote to memory of 600	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	cmd.exe
PID 600 wrote to memory of 1172	600	cmd.exe	netsh.exe
PID 600 wrote to memory of 1172	600	cmd.exe	netsh.exe
PID 600 wrote to memory of 1172	600	cmd.exe	netsh.exe
PID 2616 wrote to memory of 2708	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	csrss.exe
PID 2616 wrote to memory of 2708	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	csrss.exe
PID 2616 wrote to memory of 2708	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	csrss.exe
PID 2616 wrote to memory of 2708	2616	edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe	csrss.exe
PID 2708 wrote to memory of 1760	2708	csrss.exe	injector.exe
PID 2708 wrote to memory of 1760	2708	csrss.exe	injector.exe
PID 2708 wrote to memory of 1760	2708	csrss.exe	injector.exe
PID 2708 wrote to memory of 1760	2708	csrss.exe	injector.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\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
"C:\Users\Admin\AppData\Local\Temp\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2644

C:\Users\Admin\AppData\Local\Temp\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.exe
"C:\Users\Admin\AppData\Local\Temp\edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a.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:2616

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:600

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:1172

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2708

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:1380

C:\Windows\system32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2200

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:1760

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
PID:1556

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20231011020709.log C:\Windows\Logs\CBS\CbsPersist_20231011020709.cab
1⤵
- Drops file in Windows directory
PID:2492

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

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:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
e90424aede26e1dab377e4fa67d993bd

SHA1
beaa664c8ae8862d51a38aad3274213c3392ab8f

SHA256
edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

SHA512
fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
e90424aede26e1dab377e4fa67d993bd

SHA1
beaa664c8ae8862d51a38aad3274213c3392ab8f

SHA256
edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

SHA512
fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
e90424aede26e1dab377e4fa67d993bd

SHA1
beaa664c8ae8862d51a38aad3274213c3392ab8f

SHA256
edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

SHA512
fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

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\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

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
4.1MB

MD5
e90424aede26e1dab377e4fa67d993bd

SHA1
beaa664c8ae8862d51a38aad3274213c3392ab8f

SHA256
edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

SHA512
fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2

Download Submit
\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
e90424aede26e1dab377e4fa67d993bd

SHA1
beaa664c8ae8862d51a38aad3274213c3392ab8f

SHA256
edc7a1ca30b7dd9e8eccee42f47121d144f2bd410ae6cb522cc9b52902a1d74a

SHA512
fb7186160f8cd8dbfb386df97d1c41c402f6343d3a543f2662e2b25a037386b31c974337680fade5e62f6bae65e59815ecb5a85b15a2a6d056c52841407210c2

Download Submit
memory/1556-106-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1556-105-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1556-97-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1556-86-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/2616-18-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2616-9-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2616-8-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2644-5-0x0000000002920000-0x000000000320B000-memory.dmp

Filesize
8.9MB

Download
memory/2644-4-0x0000000002520000-0x0000000002918000-memory.dmp

Filesize
4.0MB

Download
memory/2644-3-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2644-2-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2644-7-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2644-0-0x0000000002520000-0x0000000002918000-memory.dmp

Filesize
4.0MB

Download
memory/2644-1-0x0000000002920000-0x000000000320B000-memory.dmp

Filesize
8.9MB

Download
memory/2708-74-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-96-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-87-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-82-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-76-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-75-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-72-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-64-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-62-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download
memory/2708-107-0x0000000000400000-0x0000000000D1B000-memory.dmp

Filesize
9.1MB

Download