darkcomet | b0a90c7243acff8522270f2dae5b12c29fbdf3bc9f10a77baeda37467112e5d9

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-10-2024 23:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe
Size

302KB
MD5

44a2ca3cc3806ad03fca85f74b08ee86
SHA1

e59c8b8803a3a7d0e31f61396d131bd318aeb6dc
SHA256

b0a90c7243acff8522270f2dae5b12c29fbdf3bc9f10a77baeda37467112e5d9
SHA512

9f8ba77f72da1c5677cc6b852d0e37ac4aaf9e79c07d0cb54fbf0e76195b770ab4b704ce5a1370d51987319dba6deef9b0f4d192a5aa18081bd15a9a808657b0
SSDEEP

6144:oxYEoifRVQnjTqrNoJFV+95HLxMz5sbgYb:oxYEzrQnjGrNoJI5dMFsb

Score

10^/10

darkcomet discovery rat trojan upx

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2096 set thread context of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2740-4-0x0000000013140000-0x00000000131FC000-memory.dmp	upx
behavioral1/memory/2740-5-0x0000000013140000-0x00000000131FC000-memory.dmp	upx
behavioral1/memory/2740-8-0x0000000013140000-0x00000000131FC000-memory.dmp	upx
behavioral1/memory/2740-3-0x0000000013140000-0x00000000131FC000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3028	2740	WerFault.exe	30

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

Processes:

44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2096 wrote to memory of 2740	2096	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	30
PID 2740 wrote to memory of 3028	2740	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	31
PID 2740 wrote to memory of 3028	2740	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	31
PID 2740 wrote to memory of 3028	2740	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	31
PID 2740 wrote to memory of 3028	2740	44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\44a2ca3cc3806ad03fca85f74b08ee86_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 36
    3⤵
    - Program crash
    PID:3028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Loading Replay Monitor...

Downloads

memory/2096-0-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2096-1-0x0000000000230000-0x000000000027E000-memory.dmp

Filesize
312KB

Download
memory/2096-6-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2740-4-0x0000000013140000-0x00000000131FC000-memory.dmp

Filesize
752KB

Download
memory/2740-5-0x0000000013140000-0x00000000131FC000-memory.dmp

Filesize
752KB

Download
memory/2740-8-0x0000000013140000-0x00000000131FC000-memory.dmp

Filesize
752KB

Download
memory/2740-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2740-3-0x0000000013140000-0x00000000131FC000-memory.dmp

Filesize
752KB

Download
memory/2740-2-0x0000000013140000-0x00000000131FC000-memory.dmp

Filesize
752KB

Download