darkcomet | e221d9fd274c6167d3bad5e0f79f7508d585fbb7cd7207aa5e0da04454807f18

General

Target

7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe
Size

967KB
MD5

7c656d957be3c16e1d2efa142bf4afd0
SHA1

8ae1c8140c889284a84a09ea5eb3767efffe4de1
SHA256

e221d9fd274c6167d3bad5e0f79f7508d585fbb7cd7207aa5e0da04454807f18
SHA512

a49e865884647f59c65b628ec8541ef5f7f8fabab5a0e20145528fed9fda5d1befcb3c959278a56309634138f24fd263ff995ee8e2ce0224e509ae54d5a39447
SSDEEP

24576:k5Mw8EuSaJZMTemyrgVz1bxmwmvg/J7vFPN8:7BEaEirgVzHB+GV

Score

10^/10

darkcomet slaves2 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Slaves2

C2

ifaptobrazzers.no-ip.biz:1604

Mutex

DC_MUTEX-3ANVN2X

Attributes

gencode
nkMhywxNXXDf
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

Executes dropped EXE 1 IoCs

pid	Process
1924	smss.exe

Loads dropped DLL 1 IoCs

pid	Process
1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MsMpEng.exe"	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1872 set thread context of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	smss.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	1924	smss.exe
Token: SeSecurityPrivilege	1924	smss.exe
Token: SeTakeOwnershipPrivilege	1924	smss.exe
Token: SeLoadDriverPrivilege	1924	smss.exe
Token: SeSystemProfilePrivilege	1924	smss.exe
Token: SeSystemtimePrivilege	1924	smss.exe
Token: SeProfSingleProcessPrivilege	1924	smss.exe
Token: SeIncBasePriorityPrivilege	1924	smss.exe
Token: SeCreatePagefilePrivilege	1924	smss.exe
Token: SeBackupPrivilege	1924	smss.exe
Token: SeRestorePrivilege	1924	smss.exe
Token: SeShutdownPrivilege	1924	smss.exe
Token: SeDebugPrivilege	1924	smss.exe
Token: SeSystemEnvironmentPrivilege	1924	smss.exe
Token: SeChangeNotifyPrivilege	1924	smss.exe
Token: SeRemoteShutdownPrivilege	1924	smss.exe
Token: SeUndockPrivilege	1924	smss.exe
Token: SeManageVolumePrivilege	1924	smss.exe
Token: SeImpersonatePrivilege	1924	smss.exe
Token: SeCreateGlobalPrivilege	1924	smss.exe
Token: 33	1924	smss.exe
Token: 34	1924	smss.exe
Token: 35	1924	smss.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1924	smss.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28
PID 1872 wrote to memory of 1924	1872	7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7c656d957be3c16e1d2efa142bf4afd0_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Users\Admin\AppData\Local\Temp\smss.exe
  C:\Users\Admin\AppData\Local\Temp\smss.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1924

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

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Downloads

\Users\Admin\AppData\Local\Temp\smss.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
memory/1872-32-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1872-1-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1872-2-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1872-0-0x0000000074911000-0x0000000074912000-memory.dmp

Filesize
4KB

Download
memory/1924-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-37-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1924-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-36-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-38-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-39-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-41-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-44-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1924-45-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads