Malware Analysis Report

2024-10-23 20:08

Sample ID 240811-hlphcatblf
Target 89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118
SHA256 8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b
Tags
darkcomet guest16 discovery persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b

Threat Level: Known bad

The file 89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet guest16 discovery persistence rat trojan

Modifies WinLogon for persistence

Darkcomet

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-11 06:49

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-11 06:49

Reported

2024-08-11 06:52

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\MSDCSC\\lsass.exe" C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\MSDCSC\lsass.exe N/A
N/A N/A C:\MSDCSC\lsass.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" C:\MSDCSC\lsass.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4304 set thread context of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 3636 set thread context of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\MSDCSC\lsass.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\MSDCSC\lsass.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\MSDCSC\lsass.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSecurityPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeLoadDriverPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemProfilePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemtimePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeBackupPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeRestorePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeShutdownPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeDebugPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeUndockPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeManageVolumePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeImpersonatePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: 33 N/A C:\MSDCSC\lsass.exe N/A
Token: 34 N/A C:\MSDCSC\lsass.exe N/A
Token: 35 N/A C:\MSDCSC\lsass.exe N/A
Token: 36 N/A C:\MSDCSC\lsass.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 4304 wrote to memory of 3768 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 3768 wrote to memory of 3636 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 3768 wrote to memory of 3636 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 3768 wrote to memory of 3636 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 3636 wrote to memory of 620 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe

Processes

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

C:\MSDCSC\lsass.exe

"C:\MSDCSC\lsass.exe"

C:\MSDCSC\lsass.exe

C:\MSDCSC\lsass.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp
US 8.8.8.8:53 smr9.no-ip.org udp

Files

memory/3768-1-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-8-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-10-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-7-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-12-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-6-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-4-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-2-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3768-0-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/4304-11-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/3768-16-0x0000000002340000-0x0000000002341000-memory.dmp

C:\MSDCSC\lsass.exe

MD5 89673c1d2e00671c71a2ab8037cb7da3
SHA1 b13a9c7bbcd79cd38b6182da0c22a7426784f0c3
SHA256 8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b
SHA512 31ac5a99a22f8168e748ebf21b44b7d926381835715626d234fbe2055e1e0a5be150db94469acff357fbf6a5cbd5ce359d20256107a6fffa9c3c591af776ff68

memory/3768-49-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-62-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-67-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3636-66-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/620-64-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-65-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-63-0x0000000002330000-0x0000000002331000-memory.dmp

memory/620-68-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-69-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-70-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-71-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-72-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-73-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-74-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-75-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-76-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-77-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-78-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-79-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-80-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/620-81-0x0000000000400000-0x00000000004B2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-11 06:49

Reported

2024-08-11 06:52

Platform

win7-20240708-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe"

Signatures

Darkcomet

trojan rat darkcomet

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\MSDCSC\\lsass.exe" C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\MSDCSC\lsass.exe N/A
N/A N/A C:\MSDCSC\lsass.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" C:\MSDCSC\lsass.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1732 set thread context of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 2872 set thread context of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\MSDCSC\lsass.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\MSDCSC\lsass.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\MSDCSC\lsass.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSecurityPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeLoadDriverPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemProfilePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemtimePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeBackupPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeRestorePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeShutdownPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeDebugPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeUndockPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeManageVolumePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeImpersonatePrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\MSDCSC\lsass.exe N/A
Token: 33 N/A C:\MSDCSC\lsass.exe N/A
Token: 34 N/A C:\MSDCSC\lsass.exe N/A
Token: 35 N/A C:\MSDCSC\lsass.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1732 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe
PID 1980 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 1980 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 1980 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 1980 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe
PID 2872 wrote to memory of 2916 N/A C:\MSDCSC\lsass.exe C:\MSDCSC\lsass.exe

Processes

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118.exe

C:\MSDCSC\lsass.exe

"C:\MSDCSC\lsass.exe"

C:\MSDCSC\lsass.exe

C:\MSDCSC\lsass.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 smr9.no-ip.org udp

Files

memory/1980-0-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-4-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1732-28-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/1980-30-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-31-0x0000000000280000-0x0000000000281000-memory.dmp

memory/1980-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1980-24-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-21-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-15-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-29-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-11-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-7-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-2-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/1980-18-0x0000000000400000-0x00000000004B2000-memory.dmp

C:\MSDCSC\lsass.exe

MD5 89673c1d2e00671c71a2ab8037cb7da3
SHA1 b13a9c7bbcd79cd38b6182da0c22a7426784f0c3
SHA256 8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b
SHA512 31ac5a99a22f8168e748ebf21b44b7d926381835715626d234fbe2055e1e0a5be150db94469acff357fbf6a5cbd5ce359d20256107a6fffa9c3c591af776ff68

memory/1980-43-0x00000000004C0000-0x0000000000527000-memory.dmp

memory/1980-44-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/2872-74-0x0000000000400000-0x00000000004E6000-memory.dmp

memory/2916-77-0x0000000000400000-0x00000000004B2000-memory.dmp