darkcomet | 49c0e6b4ce12a35dd25868d038a83975c0c336e074d5d41294138e88b87863a2

General

Target

fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe
Size

680KB
MD5

fd9dd22e2c75023364b1a64aca1d1552
SHA1

32ea56c6a9e548b372de7b3c6fac2ed14cd9887f
SHA256

49c0e6b4ce12a35dd25868d038a83975c0c336e074d5d41294138e88b87863a2
SHA512

e81ae3d8a368e127f8350d347e2eb12b169d6599b33f0d383526c9e1f5c201667afddcca9ec6b13f066af55c0606b43b4c0a8f52111dc5681808c36e4ecf62a0
SSDEEP

12288:5GiF3JNaoskuj7XKIFG2rPUmzKdnZUIbI5CZI6FYRX+21C0o81JAUU:5t17PskmKcbUuKdnyIM5oFKc0oS

Score

10^/10

darkcomet discovery 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 1 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

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4024 set thread context of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.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	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
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

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4764	vbc.exe
Token: SeSecurityPrivilege	4764	vbc.exe
Token: SeTakeOwnershipPrivilege	4764	vbc.exe
Token: SeLoadDriverPrivilege	4764	vbc.exe
Token: SeSystemProfilePrivilege	4764	vbc.exe
Token: SeSystemtimePrivilege	4764	vbc.exe
Token: SeProfSingleProcessPrivilege	4764	vbc.exe
Token: SeIncBasePriorityPrivilege	4764	vbc.exe
Token: SeCreatePagefilePrivilege	4764	vbc.exe
Token: SeBackupPrivilege	4764	vbc.exe
Token: SeRestorePrivilege	4764	vbc.exe
Token: SeShutdownPrivilege	4764	vbc.exe
Token: SeDebugPrivilege	4764	vbc.exe
Token: SeSystemEnvironmentPrivilege	4764	vbc.exe
Token: SeChangeNotifyPrivilege	4764	vbc.exe
Token: SeRemoteShutdownPrivilege	4764	vbc.exe
Token: SeUndockPrivilege	4764	vbc.exe
Token: SeManageVolumePrivilege	4764	vbc.exe
Token: SeImpersonatePrivilege	4764	vbc.exe
Token: SeCreateGlobalPrivilege	4764	vbc.exe
Token: 33	4764	vbc.exe
Token: 34	4764	vbc.exe
Token: 35	4764	vbc.exe
Token: 36	4764	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83
PID 4024 wrote to memory of 4764	4024	fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd9dd22e2c75023364b1a64aca1d1552_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4024
- 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:4764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

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/4024-9-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4024-1-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4024-2-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4024-0-0x0000000074E82000-0x0000000074E83000-memory.dmp

Filesize
4KB

Download
memory/4764-13-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-16-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-7-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-8-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-10-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-12-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-11-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-3-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-4-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-14-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-6-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-18-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-20-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-21-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-22-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-23-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-24-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-25-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-26-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4764-27-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads