darkcomet | 0f064e59e76ae6dbf98f7638c9081949de309e94a3003efd60ee5f4100394b42

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 22:10

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General

Target

d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Size

909KB
MD5

d3d9946a31788e942a5be610403c438b
SHA1

2522f9e1026bfbb484dc49195bb748bc1fa18697
SHA256

0f064e59e76ae6dbf98f7638c9081949de309e94a3003efd60ee5f4100394b42
SHA512

dcb5471edf7d146dd95b47c07d72ceb91da044ba005e9c7380ce601c7ee3bc8202664c1e2884e5ddafce182d43880ac4423cc093803991a4ec77ddc4e9a9ac29
SSDEEP

24576:k4XNr/j01fyF7bjVEBRHTnJyvSRzmNX6MPDmPQe:kmjKfEfjqpzz26aj

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

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	vbc.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	d3d9946a31788e942a5be610403c438b_JaffaCakes118.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Java = "\"C:\\Users\\Admin\\AppData\\Roaming\\inid.exe\""	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Java = "\"C:\\Users\\Admin\\AppData\\Roaming\\inid.exe\""	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1628 set thread context of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 980 set thread context of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	vbc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	vbc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	vbc.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	vbc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2952	vbc.exe
Token: SeSecurityPrivilege	2952	vbc.exe
Token: SeTakeOwnershipPrivilege	2952	vbc.exe
Token: SeLoadDriverPrivilege	2952	vbc.exe
Token: SeSystemProfilePrivilege	2952	vbc.exe
Token: SeSystemtimePrivilege	2952	vbc.exe
Token: SeProfSingleProcessPrivilege	2952	vbc.exe
Token: SeIncBasePriorityPrivilege	2952	vbc.exe
Token: SeCreatePagefilePrivilege	2952	vbc.exe
Token: SeBackupPrivilege	2952	vbc.exe
Token: SeRestorePrivilege	2952	vbc.exe
Token: SeShutdownPrivilege	2952	vbc.exe
Token: SeDebugPrivilege	2952	vbc.exe
Token: SeSystemEnvironmentPrivilege	2952	vbc.exe
Token: SeChangeNotifyPrivilege	2952	vbc.exe
Token: SeRemoteShutdownPrivilege	2952	vbc.exe
Token: SeUndockPrivilege	2952	vbc.exe
Token: SeManageVolumePrivilege	2952	vbc.exe
Token: SeImpersonatePrivilege	2952	vbc.exe
Token: SeCreateGlobalPrivilege	2952	vbc.exe
Token: 33	2952	vbc.exe
Token: 34	2952	vbc.exe
Token: 35	2952	vbc.exe
Token: 36	2952	vbc.exe
Token: SeDebugPrivilege	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	3884	vbc.exe
Token: SeSecurityPrivilege	3884	vbc.exe
Token: SeTakeOwnershipPrivilege	3884	vbc.exe
Token: SeLoadDriverPrivilege	3884	vbc.exe
Token: SeSystemProfilePrivilege	3884	vbc.exe
Token: SeSystemtimePrivilege	3884	vbc.exe
Token: SeProfSingleProcessPrivilege	3884	vbc.exe
Token: SeIncBasePriorityPrivilege	3884	vbc.exe
Token: SeCreatePagefilePrivilege	3884	vbc.exe
Token: SeBackupPrivilege	3884	vbc.exe
Token: SeRestorePrivilege	3884	vbc.exe
Token: SeShutdownPrivilege	3884	vbc.exe
Token: SeDebugPrivilege	3884	vbc.exe
Token: SeSystemEnvironmentPrivilege	3884	vbc.exe
Token: SeChangeNotifyPrivilege	3884	vbc.exe
Token: SeRemoteShutdownPrivilege	3884	vbc.exe
Token: SeUndockPrivilege	3884	vbc.exe
Token: SeManageVolumePrivilege	3884	vbc.exe
Token: SeImpersonatePrivilege	3884	vbc.exe
Token: SeCreateGlobalPrivilege	3884	vbc.exe
Token: 33	3884	vbc.exe
Token: 34	3884	vbc.exe
Token: 35	3884	vbc.exe
Token: 36	3884	vbc.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 2952	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	85
PID 1628 wrote to memory of 980	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	86
PID 1628 wrote to memory of 980	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	86
PID 1628 wrote to memory of 980	1628	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	86
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87
PID 980 wrote to memory of 3884	980	d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- 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:1628
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2952
- C:\Users\Admin\AppData\Local\Temp\d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d3d9946a31788e942a5be610403c438b_JaffaCakes118.exe"
  2⤵
  - 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:980
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    3⤵
    - Checks BIOS information in registry
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:3884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/980-12-0x0000000074962000-0x0000000074963000-memory.dmp

Filesize
4KB

Download
memory/980-28-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/980-27-0x0000000074962000-0x0000000074963000-memory.dmp

Filesize
4KB

Download
memory/980-14-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/980-13-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1628-1-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1628-2-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1628-25-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1628-24-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1628-0-0x0000000074962000-0x0000000074963000-memory.dmp

Filesize
4KB

Download
memory/1628-23-0x0000000074962000-0x0000000074963000-memory.dmp

Filesize
4KB

Download
memory/2952-8-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-33-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-10-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-41-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-39-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-37-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-9-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-7-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-6-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-26-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-5-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-4-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-31-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-11-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2952-35-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/3884-20-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

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memory/3884-19-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/3884-18-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

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