darkcomet | 354d9c8829f6cec109e893dc0d508cb89255d50870b51fb7993e89dcd4f7e55f

General

Target

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe
Size

709KB
MD5

4cf74d9c5858ec807505f275a1c2233c
SHA1

a562d3c4649db10641573fda70151c6e2a07ac24
SHA256

354d9c8829f6cec109e893dc0d508cb89255d50870b51fb7993e89dcd4f7e55f
SHA512

7fde6f1f9f3a571a8b5a08fba3ab363506c696e7ee681dc45de832097fbb2694fdc5a305867c15133d7bfd6f1d6f9c3630bc88a7eeafe66a1708ebba22280cbf
SSDEEP

12288:YMcUk+kRAc24fLzyxJc+N7z6dapztN29j2srAQaKKemQXYkHppp7ET:YXWk524DL07GdGq52MpKIXYkHpp

Score

10^/10

darkcomet 0708 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

0708

C2

ilogical.no-ip.org:1605

Mutex

DC_MUTEX-F3JQ150

Attributes

gencode
CLvz5adYp95V
install
false
offline_keylogger
true
persistence
false

Signatures

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

Executes dropped EXE 1 IoCs

Processes:

service.exe

pid	Process
2820	service.exe

Loads dropped DLL 1 IoCs

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

pid	Process
2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\FBUpdate78 = "C:\\Users\\Admin\\AppData\\Roaming\\Acrobat\\FBUpdate78.exe"	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2156 set thread context of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31

UPX packed file 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2820-20-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-18-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-15-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-13-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-22-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-25-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-26-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-24-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-23-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-30-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-31-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-33-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-35-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-43-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-44-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2820-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exeservice.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	service.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

pid	Process
2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe
2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exeservice.exe

description	pid	Process
Token: SeDebugPrivilege	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2820	service.exe
Token: SeSecurityPrivilege	2820	service.exe
Token: SeTakeOwnershipPrivilege	2820	service.exe
Token: SeLoadDriverPrivilege	2820	service.exe
Token: SeSystemProfilePrivilege	2820	service.exe
Token: SeSystemtimePrivilege	2820	service.exe
Token: SeProfSingleProcessPrivilege	2820	service.exe
Token: SeIncBasePriorityPrivilege	2820	service.exe
Token: SeCreatePagefilePrivilege	2820	service.exe
Token: SeBackupPrivilege	2820	service.exe
Token: SeRestorePrivilege	2820	service.exe
Token: SeShutdownPrivilege	2820	service.exe
Token: SeDebugPrivilege	2820	service.exe
Token: SeSystemEnvironmentPrivilege	2820	service.exe
Token: SeChangeNotifyPrivilege	2820	service.exe
Token: SeRemoteShutdownPrivilege	2820	service.exe
Token: SeUndockPrivilege	2820	service.exe
Token: SeManageVolumePrivilege	2820	service.exe
Token: SeImpersonatePrivilege	2820	service.exe
Token: SeCreateGlobalPrivilege	2820	service.exe
Token: 33	2820	service.exe
Token: 34	2820	service.exe
Token: 35	2820	service.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

service.exe

pid	Process
2820	service.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31
PID 2156 wrote to memory of 2820	2156	4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cf74d9c5858ec807505f275a1c2233c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\AppLaunch\service.exe
  C:\Users\Admin\AppData\Local\Temp\\AppLaunch\service.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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 Information Discovery

1

T1082

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

C:\Users\Admin\AppData\Local\Temp\AppLaunch\service.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/2156-0-0x0000000073E51000-0x0000000073E52000-memory.dmp

Filesize
4KB

Download
memory/2156-1-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2156-2-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2156-3-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2156-29-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2156-28-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-15-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-33-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-18-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-13-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-11-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-22-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-25-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-26-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-24-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-23-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-20-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-30-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-31-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2820-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-35-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-43-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-44-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2820-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads