darkcomet | af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d

General

Target

af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe
Size

1.1MB
MD5

3c3be3a92a306aea6b5f52169fec5365
SHA1

36027259a050261515b044c96a4f064190673928
SHA256

af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d
SHA512

7ccce9ee4be7935f179ccdcd868f750859325f1dd264aaadcd92dc177adb19ab11cf49ce4c03313338cdaf1944d2aada186b4abfc848fc160de9585919486012
SSDEEP

12288:FqvB6Jnhszpu3Z+1X7QSxD4SsXgOiGK86mPUxwta2JhAGROLmDqgTsgFF8dgY+jy:e7UwXMG/GK2U+42gLqWzgFXzbRXKncl

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
Executes dropped EXE 1 IoCs

Processes:

vbc.exe

pid process

1296 vbc.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
1296	vbc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinUpdtr = "C:\\Users\\Admin\\AppData\\Roaming\\WinUpdtr\\af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe"	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe

description	pid	process	target process
PID 2592 set thread context of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1296	vbc.exe
Token: SeSecurityPrivilege	1296	vbc.exe
Token: SeTakeOwnershipPrivilege	1296	vbc.exe
Token: SeLoadDriverPrivilege	1296	vbc.exe
Token: SeSystemProfilePrivilege	1296	vbc.exe
Token: SeSystemtimePrivilege	1296	vbc.exe
Token: SeProfSingleProcessPrivilege	1296	vbc.exe
Token: SeIncBasePriorityPrivilege	1296	vbc.exe
Token: SeCreatePagefilePrivilege	1296	vbc.exe
Token: SeBackupPrivilege	1296	vbc.exe
Token: SeRestorePrivilege	1296	vbc.exe
Token: SeShutdownPrivilege	1296	vbc.exe
Token: SeDebugPrivilege	1296	vbc.exe
Token: SeSystemEnvironmentPrivilege	1296	vbc.exe
Token: SeChangeNotifyPrivilege	1296	vbc.exe
Token: SeRemoteShutdownPrivilege	1296	vbc.exe
Token: SeUndockPrivilege	1296	vbc.exe
Token: SeManageVolumePrivilege	1296	vbc.exe
Token: SeImpersonatePrivilege	1296	vbc.exe
Token: SeCreateGlobalPrivilege	1296	vbc.exe
Token: 33	1296	vbc.exe
Token: 34	1296	vbc.exe
Token: 35	1296	vbc.exe
Token: 36	1296	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

1296 vbc.exe

pid	process
1296	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe

description	pid	process	target process
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe
PID 2592 wrote to memory of 1296	2592	af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe
"C:\Users\Admin\AppData\Local\Temp\af4048b256fb48626dd0f0858ffef4ad4170a1731ae56fca2d738e5608453c0d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2592

C:\Users\Admin\AppData\Local\Temp\vbc.exe
C:\Users\Admin\AppData\Local\Temp\vbc.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1296

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\vbc.exe
Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc.exe
Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1296-133-0x0000000000000000-mapping.dmp

Download
memory/1296-134-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1296-137-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1296-138-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1296-141-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1296-142-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1296-143-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2592-132-0x0000000075170000-0x0000000075721000-memory.dmp

Filesize
5.7MB

Download
memory/2592-140-0x0000000075170000-0x0000000075721000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads