darkcomet | 63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412

General

Target

63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe
Size

389KB
MD5

250a1a4c32feba7e2148f4e6048b8350
SHA1

70e2397aac72b94ced3f1f80107e2406adeebafa
SHA256

63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412
SHA512

39a39305dc914bd1c61c9ef6f2a8f6e52a264d7adfcc02dd42b0cf1c714609e7febf9ed7461dc2c7be37f0e56954d043f9698146486a094440ffd20696769ee5
SSDEEP

12288:oMtmhGDx90PfxPeYBKAjYh7RnFysc93nAK:lx92evnyXOK

Score

10^/10

darkcomet zombie rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Zombie

C2

y29kzv93yxjfnta5.no-ip.org:500

Mutex

DC_MUTEX-KB194P8

Attributes

gencode
ywG7u7LU1KaH
install
false
offline_keylogger
true
persistence
false

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

1584 vbc.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
1584	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe

description	pid	process	target process
PID 1500 set thread context of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.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 24 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1584	vbc.exe
Token: SeSecurityPrivilege	1584	vbc.exe
Token: SeTakeOwnershipPrivilege	1584	vbc.exe
Token: SeLoadDriverPrivilege	1584	vbc.exe
Token: SeSystemProfilePrivilege	1584	vbc.exe
Token: SeSystemtimePrivilege	1584	vbc.exe
Token: SeProfSingleProcessPrivilege	1584	vbc.exe
Token: SeIncBasePriorityPrivilege	1584	vbc.exe
Token: SeCreatePagefilePrivilege	1584	vbc.exe
Token: SeBackupPrivilege	1584	vbc.exe
Token: SeRestorePrivilege	1584	vbc.exe
Token: SeShutdownPrivilege	1584	vbc.exe
Token: SeDebugPrivilege	1584	vbc.exe
Token: SeSystemEnvironmentPrivilege	1584	vbc.exe
Token: SeChangeNotifyPrivilege	1584	vbc.exe
Token: SeRemoteShutdownPrivilege	1584	vbc.exe
Token: SeUndockPrivilege	1584	vbc.exe
Token: SeManageVolumePrivilege	1584	vbc.exe
Token: SeImpersonatePrivilege	1584	vbc.exe
Token: SeCreateGlobalPrivilege	1584	vbc.exe
Token: 33	1584	vbc.exe
Token: 34	1584	vbc.exe
Token: 35	1584	vbc.exe
Token: 36	1584	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

1584 vbc.exe

pid	process
1584	vbc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe

description	pid	process	target process
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe
PID 1500 wrote to memory of 1584	1500	63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe
"C:\Users\Admin\AppData\Local\Temp\63dbc8dfdbca1ea99a1e446b403af0cbfc637f03f201fe5b8acd45d45630d412.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1500

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:1584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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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/1500-132-0x0000000074BD0000-0x0000000075181000-memory.dmp

Filesize
5.7MB

Download
memory/1500-140-0x0000000074BD0000-0x0000000075181000-memory.dmp

Filesize
5.7MB

Download
memory/1584-133-0x0000000000000000-mapping.dmp

Download
memory/1584-134-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1584-138-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1584-139-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/1584-141-0x0000000000400000-0x00000000004B00F0-memory.dmp

Filesize
704KB

Download
memory/1584-142-0x0000000000400000-0x00000000004B00F0-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads