darkcomet | f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d

General

Target

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Size

658KB
MD5

68e3236ee4103ea6cba4751b825a3c2e
SHA1

7f0cb24a9b88e0e7f226c5adebc8185a807524f6
SHA256

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d
SHA512

0537e1c7656dca8d408d62711f6ad43fe7ea53d450d1b9149432bc5afc8eff8acc87e5d5c359940dc62236d8e7f1c4653358ba5d39b35c7d9778a815ffe60fb8

Score

10^/10

darkcomet guest16_min persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

127.0.0.1:8857

Mutex

DCMIN_MUTEX-JF3T38N

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
KPzexKwf0npz
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:

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.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"	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe

Executes dropped EXE 1 IoCs

Processes:

IMDCSC.exe

pid process

1840 IMDCSC.exe

pid	process
1840	IMDCSC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.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:

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exeIMDCSC.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeSecurityPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeTakeOwnershipPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeLoadDriverPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeSystemProfilePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeSystemtimePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeProfSingleProcessPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeIncBasePriorityPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeCreatePagefilePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeBackupPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeRestorePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeShutdownPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeDebugPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeSystemEnvironmentPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeChangeNotifyPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeRemoteShutdownPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeUndockPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeManageVolumePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeImpersonatePrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeCreateGlobalPrivilege	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: 33	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: 34	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: 35	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: 36	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
Token: SeIncreaseQuotaPrivilege	1840	IMDCSC.exe
Token: SeSecurityPrivilege	1840	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	1840	IMDCSC.exe
Token: SeLoadDriverPrivilege	1840	IMDCSC.exe
Token: SeSystemProfilePrivilege	1840	IMDCSC.exe
Token: SeSystemtimePrivilege	1840	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	1840	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	1840	IMDCSC.exe
Token: SeCreatePagefilePrivilege	1840	IMDCSC.exe
Token: SeBackupPrivilege	1840	IMDCSC.exe
Token: SeRestorePrivilege	1840	IMDCSC.exe
Token: SeShutdownPrivilege	1840	IMDCSC.exe
Token: SeDebugPrivilege	1840	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	1840	IMDCSC.exe
Token: SeChangeNotifyPrivilege	1840	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	1840	IMDCSC.exe
Token: SeUndockPrivilege	1840	IMDCSC.exe
Token: SeManageVolumePrivilege	1840	IMDCSC.exe
Token: SeImpersonatePrivilege	1840	IMDCSC.exe
Token: SeCreateGlobalPrivilege	1840	IMDCSC.exe
Token: 33	1840	IMDCSC.exe
Token: 34	1840	IMDCSC.exe
Token: 35	1840	IMDCSC.exe
Token: 36	1840	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

IMDCSC.exe

pid process

1840 IMDCSC.exe

pid	process
1840	IMDCSC.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe

description	pid	process	target process
PID 3340 wrote to memory of 1840	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe	IMDCSC.exe
PID 3340 wrote to memory of 1840	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe	IMDCSC.exe
PID 3340 wrote to memory of 1840	3340	f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe	IMDCSC.exe

C:\Users\Admin\AppData\Local\Temp\f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe
"C:\Users\Admin\AppData\Local\Temp\f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340

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:1840

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
MD5
68e3236ee4103ea6cba4751b825a3c2e

SHA1
7f0cb24a9b88e0e7f226c5adebc8185a807524f6

SHA256
f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d

SHA512
0537e1c7656dca8d408d62711f6ad43fe7ea53d450d1b9149432bc5afc8eff8acc87e5d5c359940dc62236d8e7f1c4653358ba5d39b35c7d9778a815ffe60fb8

Download Submit
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
MD5
68e3236ee4103ea6cba4751b825a3c2e

SHA1
7f0cb24a9b88e0e7f226c5adebc8185a807524f6

SHA256
f696bb0ca1c8c2d9fc4a65cacafd614945e657c262926d34f18dfe4a958ced7d

SHA512
0537e1c7656dca8d408d62711f6ad43fe7ea53d450d1b9149432bc5afc8eff8acc87e5d5c359940dc62236d8e7f1c4653358ba5d39b35c7d9778a815ffe60fb8

Download Submit
memory/1840-115-0x0000000000000000-mapping.dmp

Download
memory/1840-119-0x00000000020F0000-0x00000000020F1000-memory.dmp

Filesize
4KB

Download
memory/3340-118-0x00000000022F0000-0x00000000022F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads