darkcomet | fecacc482aeecf02f74ec6c031edf49f8be5617479e45f1c83a76c994124cb17

General

Target

JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe
Size

776KB
MD5

9130dd0587c5be70b699cfbe209e37a6
SHA1

4a5c9cec82a10f0f65d2db1e67d51fe6c3c180d2
SHA256

fecacc482aeecf02f74ec6c031edf49f8be5617479e45f1c83a76c994124cb17
SHA512

a0935f541e75f3dc6b344e3792a8cf60544aa0eca3545b79cfa7154827f00c141752ff75cc781ac7bef9a9054eceda64fe55b9e0f013b1dc07300eee381db681
SSDEEP

12288:kt8zTwMhjTJwk3VwlA5K3MMfU4lh0rt3zefBYsN7jLQU+wjG7SOm:kqwqjTJwk3WlAF4ErtjeZ9N7iwjGGOm

Score

10^/10

darkcomet guest16 discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Attributes

gencode
install
false
offline_keylogger
false
persistence
false

rc4.plain

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-9HRGXF8

Attributes

gencode
xv$#w2ngcpPV
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1044 set thread context of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1728	cvtres.exe
Token: SeSecurityPrivilege	1728	cvtres.exe
Token: SeTakeOwnershipPrivilege	1728	cvtres.exe
Token: SeLoadDriverPrivilege	1728	cvtres.exe
Token: SeSystemProfilePrivilege	1728	cvtres.exe
Token: SeSystemtimePrivilege	1728	cvtres.exe
Token: SeProfSingleProcessPrivilege	1728	cvtres.exe
Token: SeIncBasePriorityPrivilege	1728	cvtres.exe
Token: SeCreatePagefilePrivilege	1728	cvtres.exe
Token: SeBackupPrivilege	1728	cvtres.exe
Token: SeRestorePrivilege	1728	cvtres.exe
Token: SeShutdownPrivilege	1728	cvtres.exe
Token: SeDebugPrivilege	1728	cvtres.exe
Token: SeSystemEnvironmentPrivilege	1728	cvtres.exe
Token: SeChangeNotifyPrivilege	1728	cvtres.exe
Token: SeRemoteShutdownPrivilege	1728	cvtres.exe
Token: SeUndockPrivilege	1728	cvtres.exe
Token: SeManageVolumePrivilege	1728	cvtres.exe
Token: SeImpersonatePrivilege	1728	cvtres.exe
Token: SeCreateGlobalPrivilege	1728	cvtres.exe
Token: 33	1728	cvtres.exe
Token: 34	1728	cvtres.exe
Token: 35	1728	cvtres.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1728	cvtres.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1044 wrote to memory of 1728	1044	JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe	31
PID 1728 wrote to memory of 1156	1728	cvtres.exe	32
PID 1728 wrote to memory of 1156	1728	cvtres.exe	32
PID 1728 wrote to memory of 1156	1728	cvtres.exe	32
PID 1728 wrote to memory of 1156	1728	cvtres.exe	32
PID 1728 wrote to memory of 2664	1728	cvtres.exe	33
PID 1728 wrote to memory of 2664	1728	cvtres.exe	33
PID 1728 wrote to memory of 2664	1728	cvtres.exe	33
PID 1728 wrote to memory of 2664	1728	cvtres.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9130dd0587c5be70b699cfbe209e37a6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:1156
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1044-0-0x00000000746A1000-0x00000000746A2000-memory.dmp

Filesize
4KB

Download
memory/1044-1-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/1044-2-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/1044-23-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-9-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-17-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-15-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1728-11-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-10-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-12-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-8-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-7-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-16-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-5-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-18-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-22-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-21-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-20-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-19-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-3-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-24-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1728-26-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads