darkcomet | 27094cb748873600fb21148e89ac9a86fab2f17cc0ffad0f44e57ffde474958c

General

Target

pokerhackV2.exe
Size

1.2MB
MD5

10088b6ff3ee1aafb4a541cc8782719e
SHA1

961bfdba4072ef020046f2f8d12140946632ec1d
SHA256

e3c92b8dc88f341dc0c891935455ab602383c7fdd1fadf6cdad7bbc1940f0eac
SHA512

f22058d920c671b24c17a7072f018b242cd847aeab34816ae087dade4d4c3c42183658ba5b54ab2b632f22608a4112c0c656f38cc6f56cdfc5df148bc252e0bb
SSDEEP

24576:+OXundQ410NuvNb0TSQoPHZEWyGVUeu7t0e2dA1tfVsjKecr9yiHaLwa:3X2510NEaM5GTf7VHiw

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

h4ck3d.no-ip.biz:1604

Mutex

DC_MUTEX-U7QW2L5

Attributes

gencode
ZEXXhn2CQy5v
install
false
offline_keylogger
true
persistence
false

Signatures

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

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\TaskMgr = "C:\\Users\\Admin\\AppData\\Local\\TaskMgr.exe"	pokerhackV2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\TaskMgr = "C:\\Users\\Admin\\AppData\\Local\\TaskMgr.exe"	pokerhackV2.exe
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	pokerhackV2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	pokerhackV2.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TaskMgr = "C:\\Users\\Admin\\AppData\\Roaming\\TaskMgr.exe"	pokerhackV2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\TaskMgr = "C:\\Users\\Admin\\AppData\\Roaming\\TaskMgr.exe"	pokerhackV2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5008 set thread context of 4528	5008	pokerhackV2.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pokerhackV2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5008	pokerhackV2.exe
5008	pokerhackV2.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	pokerhackV2.exe
Token: SeIncreaseQuotaPrivilege	4528	vbc.exe
Token: SeSecurityPrivilege	4528	vbc.exe
Token: SeTakeOwnershipPrivilege	4528	vbc.exe
Token: SeLoadDriverPrivilege	4528	vbc.exe
Token: SeSystemProfilePrivilege	4528	vbc.exe
Token: SeSystemtimePrivilege	4528	vbc.exe
Token: SeProfSingleProcessPrivilege	4528	vbc.exe
Token: SeIncBasePriorityPrivilege	4528	vbc.exe
Token: SeCreatePagefilePrivilege	4528	vbc.exe
Token: SeBackupPrivilege	4528	vbc.exe
Token: SeRestorePrivilege	4528	vbc.exe
Token: SeShutdownPrivilege	4528	vbc.exe
Token: SeDebugPrivilege	4528	vbc.exe
Token: SeSystemEnvironmentPrivilege	4528	vbc.exe
Token: SeChangeNotifyPrivilege	4528	vbc.exe
Token: SeRemoteShutdownPrivilege	4528	vbc.exe
Token: SeUndockPrivilege	4528	vbc.exe
Token: SeManageVolumePrivilege	4528	vbc.exe
Token: SeImpersonatePrivilege	4528	vbc.exe
Token: SeCreateGlobalPrivilege	4528	vbc.exe
Token: 33	4528	vbc.exe
Token: 34	4528	vbc.exe
Token: 35	4528	vbc.exe
Token: 36	4528	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4528	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85
PID 5008 wrote to memory of 4528	5008	pokerhackV2.exe	85

C:\Users\Admin\AppData\Local\Temp\pokerhackV2.exe
"C:\Users\Admin\AppData\Local\Temp\pokerhackV2.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5008
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4528-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-9-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-32-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4528-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5008-16-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-1-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-2-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-17-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-15-0x0000000074932000-0x0000000074933000-memory.dmp

Filesize
4KB

Download
memory/5008-0-0x0000000074932000-0x0000000074933000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads