darkcomet | 8fcc0aa37cbc479bbdea8868ea3ede676d4a8e6bf372df0c98e2bf2cb7345f33

General

Target

f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe
Size

488KB
MD5

f189e8066ed2a408e3e93ecd88961bb5
SHA1

4c66d1937803ea2936523242f806ce5cff59d091
SHA256

8fcc0aa37cbc479bbdea8868ea3ede676d4a8e6bf372df0c98e2bf2cb7345f33
SHA512

c956b316e11bd16e94a96a6bf939bc4b9a50efe35a2440fb211612ad21c2606d8b8a68c78eddef90e0b4105fa31d75b70e921165d195dea491533179ab50400b
SSDEEP

12288:PcHzHluZyBJdDUHT4XVWt0BDMscmTGR4PaS3:PcHzFuAB4UMuvcJOaS

Score

10^/10

darkcomet 21/8 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

21/8

C2

icode.no-ip.org:1723

Mutex

DCMIN_MUTEX-NE8KTLN

Attributes

gencode
Ww6XEwaoFSZz
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

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Update = "C:\\Users\\Admin\\AppData\\Roaming\\Win Update.exe"	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1508 set thread context of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83

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	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4848	vbc.exe
Token: SeSecurityPrivilege	4848	vbc.exe
Token: SeTakeOwnershipPrivilege	4848	vbc.exe
Token: SeLoadDriverPrivilege	4848	vbc.exe
Token: SeSystemProfilePrivilege	4848	vbc.exe
Token: SeSystemtimePrivilege	4848	vbc.exe
Token: SeProfSingleProcessPrivilege	4848	vbc.exe
Token: SeIncBasePriorityPrivilege	4848	vbc.exe
Token: SeCreatePagefilePrivilege	4848	vbc.exe
Token: SeBackupPrivilege	4848	vbc.exe
Token: SeRestorePrivilege	4848	vbc.exe
Token: SeShutdownPrivilege	4848	vbc.exe
Token: SeDebugPrivilege	4848	vbc.exe
Token: SeSystemEnvironmentPrivilege	4848	vbc.exe
Token: SeChangeNotifyPrivilege	4848	vbc.exe
Token: SeRemoteShutdownPrivilege	4848	vbc.exe
Token: SeUndockPrivilege	4848	vbc.exe
Token: SeManageVolumePrivilege	4848	vbc.exe
Token: SeImpersonatePrivilege	4848	vbc.exe
Token: SeCreateGlobalPrivilege	4848	vbc.exe
Token: 33	4848	vbc.exe
Token: 34	4848	vbc.exe
Token: 35	4848	vbc.exe
Token: 36	4848	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4848	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83
PID 1508 wrote to memory of 4848	1508	f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f189e8066ed2a408e3e93ecd88961bb5_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1508
- 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:4848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1508-14-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1508-1-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1508-2-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1508-3-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1508-4-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/1508-0-0x00000000749B2000-0x00000000749B3000-memory.dmp

Filesize
4KB

Download
memory/4848-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-6-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-12-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-11-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-10-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-5-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-8-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4848-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads