darkcomet | 04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45

General

Target

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Size

352KB
MD5

d6ff4e324434e71a17e675f68b6e28ff
SHA1

76bb83f841f0bcb58ed8b2de1fed0398be0365eb
SHA256

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45
SHA512

564e772b0e0ecc4dd00fde221226fb8b3578cfcec23bbe3c3c0ef6bc367a29d3adb71077837d6b772231abd48475e374dd432d0b114d04e7fd1d0420580ed68a
SSDEEP

6144:geVARYFu+YY+v+mjDoOvInOj+soCqEkrwl0dGWJOlmx8xZVhDchW:IIivxdvtasontra0dG2O0axd

Score

10^/10

darkcomet sss452 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

sss452

C2

127.0.0.1:1604

Mutex

DCMIN_MUTEX-SJA6VGN

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
QiQQbbjD6AXJ
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

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:

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.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\\DCSCMIN\\IMDCSC.exe"	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe

Executes dropped EXE 1 IoCs

Processes:

IMDCSC.exe

pid process

1148 IMDCSC.exe

pid	process
1148	IMDCSC.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.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 48 IoCs

Processes:

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exeIMDCSC.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeSecurityPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeTakeOwnershipPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeLoadDriverPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeSystemProfilePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeSystemtimePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeProfSingleProcessPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeIncBasePriorityPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeCreatePagefilePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeBackupPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeRestorePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeShutdownPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeDebugPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeSystemEnvironmentPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeChangeNotifyPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeRemoteShutdownPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeUndockPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeManageVolumePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeImpersonatePrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeCreateGlobalPrivilege	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: 33	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: 34	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: 35	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: 36	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
Token: SeIncreaseQuotaPrivilege	1148	IMDCSC.exe
Token: SeSecurityPrivilege	1148	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	1148	IMDCSC.exe
Token: SeLoadDriverPrivilege	1148	IMDCSC.exe
Token: SeSystemProfilePrivilege	1148	IMDCSC.exe
Token: SeSystemtimePrivilege	1148	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	1148	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	1148	IMDCSC.exe
Token: SeCreatePagefilePrivilege	1148	IMDCSC.exe
Token: SeBackupPrivilege	1148	IMDCSC.exe
Token: SeRestorePrivilege	1148	IMDCSC.exe
Token: SeShutdownPrivilege	1148	IMDCSC.exe
Token: SeDebugPrivilege	1148	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	1148	IMDCSC.exe
Token: SeChangeNotifyPrivilege	1148	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	1148	IMDCSC.exe
Token: SeUndockPrivilege	1148	IMDCSC.exe
Token: SeManageVolumePrivilege	1148	IMDCSC.exe
Token: SeImpersonatePrivilege	1148	IMDCSC.exe
Token: SeCreateGlobalPrivilege	1148	IMDCSC.exe
Token: 33	1148	IMDCSC.exe
Token: 34	1148	IMDCSC.exe
Token: 35	1148	IMDCSC.exe
Token: 36	1148	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

IMDCSC.exe

pid process

1148 IMDCSC.exe

pid	process
1148	IMDCSC.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe

description	pid	process	target process
PID 2040 wrote to memory of 1148	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe	IMDCSC.exe
PID 2040 wrote to memory of 1148	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe	IMDCSC.exe
PID 2040 wrote to memory of 1148	2040	04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe	IMDCSC.exe

C:\Users\Admin\AppData\Local\Temp\04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe
"C:\Users\Admin\AppData\Local\Temp\04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1148

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
Filesize
352KB

MD5
d6ff4e324434e71a17e675f68b6e28ff

SHA1
76bb83f841f0bcb58ed8b2de1fed0398be0365eb

SHA256
04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45

SHA512
564e772b0e0ecc4dd00fde221226fb8b3578cfcec23bbe3c3c0ef6bc367a29d3adb71077837d6b772231abd48475e374dd432d0b114d04e7fd1d0420580ed68a

Download Submit
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
Filesize
352KB

MD5
d6ff4e324434e71a17e675f68b6e28ff

SHA1
76bb83f841f0bcb58ed8b2de1fed0398be0365eb

SHA256
04ae899b363b4c45629509de3e08df21bd9a89080e6e2274552a3a12b7761a45

SHA512
564e772b0e0ecc4dd00fde221226fb8b3578cfcec23bbe3c3c0ef6bc367a29d3adb71077837d6b772231abd48475e374dd432d0b114d04e7fd1d0420580ed68a

Download Submit
memory/1148-134-0x0000000000000000-mapping.dmp

Download
memory/1148-140-0x0000000000670000-0x000000000067C000-memory.dmp

Filesize
48KB

Download
memory/1148-141-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2040-132-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2040-133-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/2040-137-0x00000000007D0000-0x00000000007DC000-memory.dmp

Filesize
48KB

Download
memory/2040-138-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2040-139-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads