darkcomet | 713c0d19c6b5f592c2d783aa902ebb4a053f2d05ad25c84957172590a8514634

General

Target

f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe
Size

1.7MB
MD5

f85e062f38f4101d0e4bed7d81b2e7ed
SHA1

cd26c87d1113b79a0f4b50f121bd6136109622ec
SHA256

713c0d19c6b5f592c2d783aa902ebb4a053f2d05ad25c84957172590a8514634
SHA512

d54309f88ee3ffa0cdfbb58b0549dbbcfe37f8382b636e0eaefbdb1556cf4f41f5f90544ab6795273cffec8946422e66d8be678fa9f552037880489d116a2db1
SSDEEP

24576:EbG/QaLwgQRXV+6FBn1J+DkA4fXL8+tIQ4yOUbGTla:zO3TK+qDYGxa

Score

10^/10

darkcomet guest16_min discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

127.0.0.1:1604

Mutex

DCMIN_MUTEX-VAU9KT1

Attributes

gencode
nFaUsyuK2AL8
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

Suspicious use of SetThreadContext 1 IoCs

Processes:

f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2780 set thread context of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31

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:

f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exevbc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

vbc.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3040	vbc.exe
Token: SeSecurityPrivilege	3040	vbc.exe
Token: SeTakeOwnershipPrivilege	3040	vbc.exe
Token: SeLoadDriverPrivilege	3040	vbc.exe
Token: SeSystemProfilePrivilege	3040	vbc.exe
Token: SeSystemtimePrivilege	3040	vbc.exe
Token: SeProfSingleProcessPrivilege	3040	vbc.exe
Token: SeIncBasePriorityPrivilege	3040	vbc.exe
Token: SeCreatePagefilePrivilege	3040	vbc.exe
Token: SeBackupPrivilege	3040	vbc.exe
Token: SeRestorePrivilege	3040	vbc.exe
Token: SeShutdownPrivilege	3040	vbc.exe
Token: SeDebugPrivilege	3040	vbc.exe
Token: SeSystemEnvironmentPrivilege	3040	vbc.exe
Token: SeChangeNotifyPrivilege	3040	vbc.exe
Token: SeRemoteShutdownPrivilege	3040	vbc.exe
Token: SeUndockPrivilege	3040	vbc.exe
Token: SeManageVolumePrivilege	3040	vbc.exe
Token: SeImpersonatePrivilege	3040	vbc.exe
Token: SeCreateGlobalPrivilege	3040	vbc.exe
Token: 33	3040	vbc.exe
Token: 34	3040	vbc.exe
Token: 35	3040	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vbc.exe

pid	Process
3040	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31
PID 2780 wrote to memory of 3040	2780	f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f85e062f38f4101d0e4bed7d81b2e7ed_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2780
- 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:3040

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

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/2780-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/2780-1-0x0000000000100000-0x00000000002C2000-memory.dmp

Filesize
1.8MB

Download
memory/3040-2-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3040-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3040-38-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads