darkcomet | a93e8769416686494b88a824fa6020303bb2b5b0a8115018f7c7be292b1039f2

General

Target

JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe
Size

1.2MB
MD5

8fafe7a85dac5b88c2e78fca27939640
SHA1

5f02d41e422e05bb310551d52d1e4f7616acab34
SHA256

a93e8769416686494b88a824fa6020303bb2b5b0a8115018f7c7be292b1039f2
SHA512

17c8f7de4267fe92fb89412027c78635092eb2afc88d76903a4941a6a8c0eb1eabfe956ec80c8b96153a9e1f6ab6a55338ef2dd89d8f3c3fabdf8d34466b4744
SSDEEP

24576:+bXUN9qOHOPeKCOo9d0QN857KrYQZl2c+WhnuR:Me9qO2e+o9+P7KdUMh+

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\""	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30

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	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30
PID 2368 wrote to memory of 2096	2368	JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fafe7a85dac5b88c2e78fca27939640.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  PID:2096

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

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Downloads

memory/2096-11-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-9-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-5-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-4-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-14-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2096-6-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-10-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-7-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2096-8-0x0000000013140000-0x00000000131F6000-memory.dmp

Filesize
728KB

Download
memory/2368-0-0x0000000073EF1000-0x0000000073EF2000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000073EF0000-0x000000007449B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-2-0x0000000073EF0000-0x000000007449B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-15-0x0000000073EF0000-0x000000007449B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads