darkcomet | 3b8a3c8e5e6a983591f0b6f83969f99a819f00464fcda17db4df452337383f50

Analysis

max time kernel
94s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 19:22

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General

Target

f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe
Size

688KB
MD5

f564acf6d76fe0e158dba437254d70ca
SHA1

5c5cdc21d9dd8876aea1502c159ee809cbf4b395
SHA256

3b8a3c8e5e6a983591f0b6f83969f99a819f00464fcda17db4df452337383f50
SHA512

06aef0a980f54058393aac79d12000ec4fc54069f8d531ead159f044f2daa8d55419d67b2d5a7bc825468382958859c574d6fda71caa3422af36c0f63ff3f017
SSDEEP

12288:8/7Yj56Cfgd9fOBBBJwnLRvkS2nlZdSEIG3+P3TTgXaaJxDhDpLxxmZWfNFvGs:t56CI3f26LQmP3KB3DraZEvGs

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
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 4480 set thread context of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3636	412	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83
PID 4480 wrote to memory of 412	4480	f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f564acf6d76fe0e158dba437254d70ca_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  PID:412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 12
    3⤵
    - Program crash
    PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 412 -ip 412
1⤵
PID:3588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/412-3-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/4480-0-0x0000000075142000-0x0000000075143000-memory.dmp

Filesize
4KB

Download
memory/4480-1-0x0000000075140000-0x00000000756F1000-memory.dmp

Filesize
5.7MB

Download
memory/4480-2-0x0000000075140000-0x00000000756F1000-memory.dmp

Filesize
5.7MB

Download
memory/4480-5-0x0000000075140000-0x00000000756F1000-memory.dmp

Filesize
5.7MB

Download