darkcomet | ec15404fe318fe297905fa397d5afa29b23e42b263a79d4d183e0ad96a7c6134

General

Target

5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe
Size

1.0MB
MD5

5ca74ee8d91c9dd4d8d4562adcdbab7a
SHA1

f5b61e9f38db135fbb80d3282474b7f412dd47d4
SHA256

ec15404fe318fe297905fa397d5afa29b23e42b263a79d4d183e0ad96a7c6134
SHA512

80e6ce1713aaf9c35d3166f9f69e54db43665bed5efa592410a53a0d15dbbd60a4a053246cc2f0ff3c7d745cc2aae92db121d7f98dc97ae840b9e20067bec8ea
SSDEEP

24576:WSKwhKrsBtTGhQhJUjxDDnfASXsY3ljgfTeOwjZHe8fAIwgw4lAAx9BhmroA:PGhUqJAfWUfwjZHe8fAIwgw4lAAx9Bhm

Score

10^/10

darkcomet guest final discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest final

C2

indianboyzcam.no-ip.org:245

Mutex

DC_MUTEX-FRUL9BN

Attributes

gencode
wkznNJr3JSML
install
false
offline_keylogger
true
persistence
false

Signatures

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

Processes:

5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Key Name = "C:\\Users\\Admin\\AppData\\Local\\Temp\\file.exe"	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe

description	pid	Process	procid_target
PID 3660 set thread context of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85

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:

5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exevbc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

vbc.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4340	vbc.exe
Token: SeSecurityPrivilege	4340	vbc.exe
Token: SeTakeOwnershipPrivilege	4340	vbc.exe
Token: SeLoadDriverPrivilege	4340	vbc.exe
Token: SeSystemProfilePrivilege	4340	vbc.exe
Token: SeSystemtimePrivilege	4340	vbc.exe
Token: SeProfSingleProcessPrivilege	4340	vbc.exe
Token: SeIncBasePriorityPrivilege	4340	vbc.exe
Token: SeCreatePagefilePrivilege	4340	vbc.exe
Token: SeBackupPrivilege	4340	vbc.exe
Token: SeRestorePrivilege	4340	vbc.exe
Token: SeShutdownPrivilege	4340	vbc.exe
Token: SeDebugPrivilege	4340	vbc.exe
Token: SeSystemEnvironmentPrivilege	4340	vbc.exe
Token: SeChangeNotifyPrivilege	4340	vbc.exe
Token: SeRemoteShutdownPrivilege	4340	vbc.exe
Token: SeUndockPrivilege	4340	vbc.exe
Token: SeManageVolumePrivilege	4340	vbc.exe
Token: SeImpersonatePrivilege	4340	vbc.exe
Token: SeCreateGlobalPrivilege	4340	vbc.exe
Token: 33	4340	vbc.exe
Token: 34	4340	vbc.exe
Token: 35	4340	vbc.exe
Token: 36	4340	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid	Process
4340	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe

description	pid	Process	procid_target
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85
PID 3660 wrote to memory of 4340	3660	5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5ca74ee8d91c9dd4d8d4562adcdbab7a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4340

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

Replay Monitor

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Downloads

memory/3660-12-0x0000000074CA0000-0x0000000075251000-memory.dmp

Filesize
5.7MB

Download
memory/3660-1-0x0000000074CA0000-0x0000000075251000-memory.dmp

Filesize
5.7MB

Download
memory/3660-2-0x0000000074CA0000-0x0000000075251000-memory.dmp

Filesize
5.7MB

Download
memory/3660-0-0x0000000074CA2000-0x0000000074CA3000-memory.dmp

Filesize
4KB

Download
memory/4340-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-8-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-11-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-15-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4340-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads