darkcomet | fb40c3571f6f3b79066d062c6890c11fdc6ec07da31adfc3c4c50f60cda3b541

General

Target

e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Size

660KB
MD5

e41aeeffed5f382796b583fde60b2467
SHA1

a0b2243ea061ea35515d78a6994346f58e394f75
SHA256

fb40c3571f6f3b79066d062c6890c11fdc6ec07da31adfc3c4c50f60cda3b541
SHA512

d689ecfb22c42a926407cda067520c2ff8911ca440ef85f4a2ca847432154918cdfdb8b299bd53f11eac4593b2b4ef1c39fd9b1f84d71852ad9b9559b99494a5
SSDEEP

12288:UXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UR:CnAw2WWeFcfbP9VPSPMTSPL/rWvzq4JB

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

192.168.2.100:100

Mutex

DC_MUTEX-2ENDG4N

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
oN6Wn8XyCdey
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

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:

e41aeeffed5f382796b583fde60b2467_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"	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

notepad.exe

pid process

2884 notepad.exe
Executes dropped EXE 1 IoCs

Processes:

msdcsc.exe

pid process

2692 msdcsc.exe
Loads dropped DLL 2 IoCs

Processes:

e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe

pid process

2456 e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
2456 e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe

pid	process
2884	notepad.exe

pid	process
2692	msdcsc.exe

pid	process
2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exemsdcsc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.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:

e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exemsdcsc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeSecurityPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeBackupPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeRestorePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeShutdownPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeDebugPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeUndockPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: 33	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: 34	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: 35	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2692	msdcsc.exe
Token: SeSecurityPrivilege	2692	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2692	msdcsc.exe
Token: SeLoadDriverPrivilege	2692	msdcsc.exe
Token: SeSystemProfilePrivilege	2692	msdcsc.exe
Token: SeSystemtimePrivilege	2692	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2692	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2692	msdcsc.exe
Token: SeCreatePagefilePrivilege	2692	msdcsc.exe
Token: SeBackupPrivilege	2692	msdcsc.exe
Token: SeRestorePrivilege	2692	msdcsc.exe
Token: SeShutdownPrivilege	2692	msdcsc.exe
Token: SeDebugPrivilege	2692	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2692	msdcsc.exe
Token: SeChangeNotifyPrivilege	2692	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2692	msdcsc.exe
Token: SeUndockPrivilege	2692	msdcsc.exe
Token: SeManageVolumePrivilege	2692	msdcsc.exe
Token: SeImpersonatePrivilege	2692	msdcsc.exe
Token: SeCreateGlobalPrivilege	2692	msdcsc.exe
Token: 33	2692	msdcsc.exe
Token: 34	2692	msdcsc.exe
Token: 35	2692	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

msdcsc.exe

pid process

2692 msdcsc.exe

pid	process
2692	msdcsc.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exemsdcsc.exe

description	pid	process	target process
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2884	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	notepad.exe
PID 2456 wrote to memory of 2692	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	msdcsc.exe
PID 2456 wrote to memory of 2692	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	msdcsc.exe
PID 2456 wrote to memory of 2692	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	msdcsc.exe
PID 2456 wrote to memory of 2692	2456	e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe	msdcsc.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe
PID 2692 wrote to memory of 1972	2692	msdcsc.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\e41aeeffed5f382796b583fde60b2467_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e41aeeffed5f382796b583fde60b2467_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:2456

C:\Windows\SysWOW64\notepad.exe
notepad
2⤵
- Deletes itself
PID:2884

C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2692

C:\Windows\SysWOW64\notepad.exe
notepad
3⤵
PID:1972

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

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

MD5
e41aeeffed5f382796b583fde60b2467

SHA1
a0b2243ea061ea35515d78a6994346f58e394f75

SHA256
fb40c3571f6f3b79066d062c6890c11fdc6ec07da31adfc3c4c50f60cda3b541

SHA512
d689ecfb22c42a926407cda067520c2ff8911ca440ef85f4a2ca847432154918cdfdb8b299bd53f11eac4593b2b4ef1c39fd9b1f84d71852ad9b9559b99494a5

Download Submit
memory/1972-69-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2456-0-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2456-37-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2692-38-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2692-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2692-71-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2692-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2884-3-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/2884-28-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads