darkcomet | 8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0

General

Target

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe
Size

1.7MB
MD5

3adb0bd3fc62ac103e0d89c42088d4a7
SHA1

7b792238778c5174efa375286dc1b30b7e8e05be
SHA256

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0
SHA512

7d695d23b0b840deffc0a0a406b8eae9f5ff9cfddbfc4300ded622495a92010c865b62080fcb9c7579c6d00bac0f5fe2b0063160ab256c83abf7f230f279d9b6

Score

10^/10

darkcomet persistence rat trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3084-0-0x0000000000400000-0x00000000004B8000-memory.dmp	upx
behavioral2/memory/3084-2-0x0000000000400000-0x00000000004B8000-memory.dmp	upx
behavioral2/memory/3084-3-0x0000000000400000-0x00000000004B8000-memory.dmp	upx

Drops startup file 2 IoCs

Processes:

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ABsound.exe	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ABsound.exe	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe = "C:\\Users\\Admin\\AppData\\Roaming\\ASound.exe"	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

description pid process target process

PID 492 set thread context of 3084 492 8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe vbc.exe

description	pid	process	target process
PID 492 set thread context of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

vbc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3084	vbc.exe
Token: SeSecurityPrivilege	3084	vbc.exe
Token: SeTakeOwnershipPrivilege	3084	vbc.exe
Token: SeLoadDriverPrivilege	3084	vbc.exe
Token: SeSystemProfilePrivilege	3084	vbc.exe
Token: SeSystemtimePrivilege	3084	vbc.exe
Token: SeProfSingleProcessPrivilege	3084	vbc.exe
Token: SeIncBasePriorityPrivilege	3084	vbc.exe
Token: SeCreatePagefilePrivilege	3084	vbc.exe
Token: SeBackupPrivilege	3084	vbc.exe
Token: SeRestorePrivilege	3084	vbc.exe
Token: SeShutdownPrivilege	3084	vbc.exe
Token: SeDebugPrivilege	3084	vbc.exe
Token: SeSystemEnvironmentPrivilege	3084	vbc.exe
Token: SeChangeNotifyPrivilege	3084	vbc.exe
Token: SeRemoteShutdownPrivilege	3084	vbc.exe
Token: SeUndockPrivilege	3084	vbc.exe
Token: SeManageVolumePrivilege	3084	vbc.exe
Token: SeImpersonatePrivilege	3084	vbc.exe
Token: SeCreateGlobalPrivilege	3084	vbc.exe
Token: 33	3084	vbc.exe
Token: 34	3084	vbc.exe
Token: 35	3084	vbc.exe
Token: 36	3084	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid process

3084 vbc.exe

pid	process
3084	vbc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe

description	pid	process	target process
PID 492 wrote to memory of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe
PID 492 wrote to memory of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe
PID 492 wrote to memory of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe
PID 492 wrote to memory of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe
PID 492 wrote to memory of 3084	492	8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe
"C:\Users\Admin\AppData\Local\Temp\8270e148478ac6886769640495e3e8dd0a5612b40f4da6cd1e662998d91cddf0.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:492

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3084

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

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Downloads

memory/3084-0-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/3084-1-0x0000000000400000-mapping.dmp

Download
memory/3084-2-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/3084-3-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads