darkcomet | 8cd7d6ad6c2ef4704a7b4e090c31e43fb32ed02ca81007c190dbb4938c9e526d

General

Target

73f6740e7be932c1cc001494c900a43a.exe
Size

251KB
MD5

73f6740e7be932c1cc001494c900a43a
SHA1

6d1593b508f4631b63215a7660f423bb3b8506f3
SHA256

8cd7d6ad6c2ef4704a7b4e090c31e43fb32ed02ca81007c190dbb4938c9e526d
SHA512

d3e954a10d08931fb56ef1b54619221edd68b81674f8ed1f00c536e39655b6254d2367ea03287637dd7d701c35773f208faa387f04114fa47fd6a315a45d9872

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

T1004

Modify Registry

T1112

Processes:

73f6740e7be932c1cc001494c900a43a.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"	73f6740e7be932c1cc001494c900a43a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

73f6740e7be932c1cc001494c900a43a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4210623931-3856158591-1213714290-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	73f6740e7be932c1cc001494c900a43a.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

73f6740e7be932c1cc001494c900a43a.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeSecurityPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeTakeOwnershipPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeLoadDriverPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeSystemProfilePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeSystemtimePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeProfSingleProcessPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeIncBasePriorityPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeCreatePagefilePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeBackupPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeRestorePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeShutdownPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeDebugPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeSystemEnvironmentPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeChangeNotifyPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeRemoteShutdownPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeUndockPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeManageVolumePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeImpersonatePrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: SeCreateGlobalPrivilege	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: 33	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: 34	1428	73f6740e7be932c1cc001494c900a43a.exe
Token: 35	1428	73f6740e7be932c1cc001494c900a43a.exe

C:\Users\Admin\AppData\Local\Temp\73f6740e7be932c1cc001494c900a43a.exe
"C:\Users\Admin\AppData\Local\Temp\73f6740e7be932c1cc001494c900a43a.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:1428