darkcomet | 64e971ca34fbd907e30392889d8a05e1a7bdccc237d198b3906643761fd3a0c1

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 12:18

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General

Target

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Size

660KB
MD5

1a16af0922dd982139bf3eac3721480e
SHA1

d97bf367d95b3140eec77221311c3806eac9f00d
SHA256

64e971ca34fbd907e30392889d8a05e1a7bdccc237d198b3906643761fd3a0c1
SHA512

5ad04f5a1512273e4dcdd5df579a3c8be0404c979fa773e504de03cda2b4eb39222eee84cd7751d4b5fad33a1ba40afe2d708c2ab7ecd6e4a9028bbd79b7bdad
SSDEEP

12288:QXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuXksh/fy452Us:2nAw2WWeFcfbP9VPSPMTSPL/rWvzq4Jh

Score

10^/10

darkcomet persistence rat trojan

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

msdcsc.exe

pid process

3032 msdcsc.exe
Loads dropped DLL 2 IoCs

Processes:

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

pid process

2956 1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
2956 1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

pid	process
3032	msdcsc.exe

pid	process
2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\KeyName = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exemsdcsc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeSecurityPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeBackupPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeRestorePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeShutdownPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeDebugPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeUndockPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: 33	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: 34	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: 35	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3032	msdcsc.exe
Token: SeSecurityPrivilege	3032	msdcsc.exe
Token: SeTakeOwnershipPrivilege	3032	msdcsc.exe
Token: SeLoadDriverPrivilege	3032	msdcsc.exe
Token: SeSystemProfilePrivilege	3032	msdcsc.exe
Token: SeSystemtimePrivilege	3032	msdcsc.exe
Token: SeProfSingleProcessPrivilege	3032	msdcsc.exe
Token: SeIncBasePriorityPrivilege	3032	msdcsc.exe
Token: SeCreatePagefilePrivilege	3032	msdcsc.exe
Token: SeBackupPrivilege	3032	msdcsc.exe
Token: SeRestorePrivilege	3032	msdcsc.exe
Token: SeShutdownPrivilege	3032	msdcsc.exe
Token: SeDebugPrivilege	3032	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	3032	msdcsc.exe
Token: SeChangeNotifyPrivilege	3032	msdcsc.exe
Token: SeRemoteShutdownPrivilege	3032	msdcsc.exe
Token: SeUndockPrivilege	3032	msdcsc.exe
Token: SeManageVolumePrivilege	3032	msdcsc.exe
Token: SeImpersonatePrivilege	3032	msdcsc.exe
Token: SeCreateGlobalPrivilege	3032	msdcsc.exe
Token: 33	3032	msdcsc.exe
Token: 34	3032	msdcsc.exe
Token: 35	3032	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

msdcsc.exe

pid process

3032 msdcsc.exe

pid	process
3032	msdcsc.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe

description	pid	process	target process
PID 2956 wrote to memory of 3032	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe	msdcsc.exe
PID 2956 wrote to memory of 3032	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe	msdcsc.exe
PID 2956 wrote to memory of 3032	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe	msdcsc.exe
PID 2956 wrote to memory of 3032	2956	1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe	msdcsc.exe

C:\Users\Admin\AppData\Local\Temp\1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a16af0922dd982139bf3eac3721480e_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2956

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3032

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
Filesize
660KB

MD5
1a16af0922dd982139bf3eac3721480e

SHA1
d97bf367d95b3140eec77221311c3806eac9f00d

SHA256
64e971ca34fbd907e30392889d8a05e1a7bdccc237d198b3906643761fd3a0c1

SHA512
5ad04f5a1512273e4dcdd5df579a3c8be0404c979fa773e504de03cda2b4eb39222eee84cd7751d4b5fad33a1ba40afe2d708c2ab7ecd6e4a9028bbd79b7bdad

Download Submit
memory/2956-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2956-0-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/3032-11-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/3032-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3032-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3032-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3032-15-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download