darkcomet | 6485234387d442da150cd85c15fa5e7fb359763a9cbd8411ab8664452fcec50e

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 12:11

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General

Target

JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe
Size

299KB
MD5

4abb6228914412ba5419e52648d87dff
SHA1

772958af9eee4d47fa0126dc69e1d82fd58d8883
SHA256

6485234387d442da150cd85c15fa5e7fb359763a9cbd8411ab8664452fcec50e
SHA512

850e02dba65fa88c2cea283351b0e5f12634b06087cbc867b8201ec7049059d4314caecca9e95a16bc35c20b6b9a1d2a98da7703b5c94593538bbddde6aae92f
SSDEEP

6144:utzNt8H0kBkLpledCDSFoSUhkp4Viu6FvRbUYvKcCIz9r:uy04MeYD6oSUhkp4iFVUsKcB9r

Score

10^/10

darkcomet guest16 discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

nono-irrash.no-ip.biz:81

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
k6zSq5qRzoNx
install
false
offline_keylogger
true
persistence
false

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2860 set thread context of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31

UPX packed file 29 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2184-22-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-21-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-20-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-19-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-18-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-17-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-16-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-13-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-12-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-11-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-7-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-5-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-23-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-24-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-25-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-26-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-27-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-28-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-29-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-30-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-31-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-32-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-33-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-34-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-35-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-36-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-37-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-38-0x0000000000400000-0x00000000004BA000-memory.dmp	upx
behavioral1/memory/2184-39-0x0000000000400000-0x00000000004BA000-memory.dmp	upx

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_4abb6228914412ba5419e52648d87dff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2184	vbc.exe
Token: SeSecurityPrivilege	2184	vbc.exe
Token: SeTakeOwnershipPrivilege	2184	vbc.exe
Token: SeLoadDriverPrivilege	2184	vbc.exe
Token: SeSystemProfilePrivilege	2184	vbc.exe
Token: SeSystemtimePrivilege	2184	vbc.exe
Token: SeProfSingleProcessPrivilege	2184	vbc.exe
Token: SeIncBasePriorityPrivilege	2184	vbc.exe
Token: SeCreatePagefilePrivilege	2184	vbc.exe
Token: SeBackupPrivilege	2184	vbc.exe
Token: SeRestorePrivilege	2184	vbc.exe
Token: SeShutdownPrivilege	2184	vbc.exe
Token: SeDebugPrivilege	2184	vbc.exe
Token: SeSystemEnvironmentPrivilege	2184	vbc.exe
Token: SeChangeNotifyPrivilege	2184	vbc.exe
Token: SeRemoteShutdownPrivilege	2184	vbc.exe
Token: SeUndockPrivilege	2184	vbc.exe
Token: SeManageVolumePrivilege	2184	vbc.exe
Token: SeImpersonatePrivilege	2184	vbc.exe
Token: SeCreateGlobalPrivilege	2184	vbc.exe
Token: 33	2184	vbc.exe
Token: 34	2184	vbc.exe
Token: 35	2184	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2184	vbc.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31
PID 2860 wrote to memory of 2184	2860	JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4abb6228914412ba5419e52648d87dff.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860
- 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:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

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Downloads

memory/2184-30-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-38-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-20-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-39-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-18-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-17-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-37-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-36-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-11-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2184-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-5-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-4-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-35-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-34-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-21-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-24-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-23-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-25-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-26-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-27-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-28-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-29-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-22-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-31-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-32-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2184-33-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2860-2-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-3-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-14-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-15-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/2860-0-0x0000000074241000-0x0000000074242000-memory.dmp

Filesize
4KB

Download
memory/2860-1-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download