darkcomet | f5ad4e31eda2563b01792cd79cf7010149bdb6ed98ba853b558c74b46e731774

General

Target

JaffaCakes118_76dd6ce404611de5a28c147015290596.exe
Size

1.1MB
MD5

76dd6ce404611de5a28c147015290596
SHA1

2a17c70e18b8803b416c1a27fb900525292ce0c9
SHA256

f5ad4e31eda2563b01792cd79cf7010149bdb6ed98ba853b558c74b46e731774
SHA512

a98791e09cf8932d0076a28af586a805d95915637e902067605c0e841475055dce9dd4ca3c1d33ae61328cc2ee86c1ef91283bf97e4d9a4811101ff1ce3c2bde
SSDEEP

12288:ZNSorbqLBMHvSQ5OeREOnXZykqQz4KHI2h+UYS//5cgMeaEgkCyABCbe3GFh7rX6:Zjc2S80VE4AIU+LNEGBAe3Tnh9Xp

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet
Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\thebean442.exe"	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4752 set thread context of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83

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	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4340	vbc.exe
Token: SeSecurityPrivilege	4340	vbc.exe
Token: SeTakeOwnershipPrivilege	4340	vbc.exe
Token: SeLoadDriverPrivilege	4340	vbc.exe
Token: SeSystemProfilePrivilege	4340	vbc.exe
Token: SeSystemtimePrivilege	4340	vbc.exe
Token: SeProfSingleProcessPrivilege	4340	vbc.exe
Token: SeIncBasePriorityPrivilege	4340	vbc.exe
Token: SeCreatePagefilePrivilege	4340	vbc.exe
Token: SeBackupPrivilege	4340	vbc.exe
Token: SeRestorePrivilege	4340	vbc.exe
Token: SeShutdownPrivilege	4340	vbc.exe
Token: SeDebugPrivilege	4340	vbc.exe
Token: SeSystemEnvironmentPrivilege	4340	vbc.exe
Token: SeChangeNotifyPrivilege	4340	vbc.exe
Token: SeRemoteShutdownPrivilege	4340	vbc.exe
Token: SeUndockPrivilege	4340	vbc.exe
Token: SeManageVolumePrivilege	4340	vbc.exe
Token: SeImpersonatePrivilege	4340	vbc.exe
Token: SeCreateGlobalPrivilege	4340	vbc.exe
Token: 33	4340	vbc.exe
Token: 34	4340	vbc.exe
Token: 35	4340	vbc.exe
Token: 36	4340	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4340	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83
PID 4752 wrote to memory of 4340	4752	JaffaCakes118_76dd6ce404611de5a28c147015290596.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76dd6ce404611de5a28c147015290596.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76dd6ce404611de5a28c147015290596.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4752
- 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:4340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4340-16-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-27-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-14-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-4-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-5-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-7-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-8-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-13-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-12-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-11-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-28-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-9-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-29-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-15-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-20-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-17-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-18-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-19-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-21-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-22-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-23-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-24-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4340-25-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4752-0-0x00000000746A2000-0x00000000746A3000-memory.dmp

Filesize
4KB

Download
memory/4752-1-0x00000000746A0000-0x0000000074C51000-memory.dmp

Filesize
5.7MB

Download
memory/4752-10-0x00000000746A0000-0x0000000074C51000-memory.dmp

Filesize
5.7MB

Download
memory/4752-2-0x00000000746A0000-0x0000000074C51000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads