darkcomet | 9ac7146228f89618c00284f6033267380832275bf9553b630aa1d19c6d77f8c9

General

Target

b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe
Size

3.0MB
MD5

b7e3ad85533301b6eb9bfe52788302e0
SHA1

9a93c2755d82ac7730171a64b704db0adcb5f428
SHA256

9ac7146228f89618c00284f6033267380832275bf9553b630aa1d19c6d77f8c9
SHA512

cd09c3f02fd1fe53e5a6fa4ae4e7280d32bde4d25a95cc3a6bd88c5b7d35fd0b9f68aed8a23231ceccb6fd24e33058364e29e848c1058dd4c6d1ab6172c8fc11
SSDEEP

24576:dgGBdUYg6kZq7azmaprbMNUMIql0hTOnRUcxleu4HXa/JBGaR3e8bnX2bV8tSyhH:hPUYAU7/08n30Hdw3e8bnX2ZISyh7

Score

10^/10

darkcomet fabookupdate discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

FabookUpdate

C2

shevanel.no-ip.biz:1604

Mutex

DC_MUTEX-427EX4B

Attributes

gencode
PAZkvQMMXucX
install
false
offline_keylogger
true
password
qwaszx11
persistence
false

Signatures

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

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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwn = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dwn.exe"	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1740 set thread context of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95

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	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1012	cvtres.exe
Token: SeSecurityPrivilege	1012	cvtres.exe
Token: SeTakeOwnershipPrivilege	1012	cvtres.exe
Token: SeLoadDriverPrivilege	1012	cvtres.exe
Token: SeSystemProfilePrivilege	1012	cvtres.exe
Token: SeSystemtimePrivilege	1012	cvtres.exe
Token: SeProfSingleProcessPrivilege	1012	cvtres.exe
Token: SeIncBasePriorityPrivilege	1012	cvtres.exe
Token: SeCreatePagefilePrivilege	1012	cvtres.exe
Token: SeBackupPrivilege	1012	cvtres.exe
Token: SeRestorePrivilege	1012	cvtres.exe
Token: SeShutdownPrivilege	1012	cvtres.exe
Token: SeDebugPrivilege	1012	cvtres.exe
Token: SeSystemEnvironmentPrivilege	1012	cvtres.exe
Token: SeChangeNotifyPrivilege	1012	cvtres.exe
Token: SeRemoteShutdownPrivilege	1012	cvtres.exe
Token: SeUndockPrivilege	1012	cvtres.exe
Token: SeManageVolumePrivilege	1012	cvtres.exe
Token: SeImpersonatePrivilege	1012	cvtres.exe
Token: SeCreateGlobalPrivilege	1012	cvtres.exe
Token: 33	1012	cvtres.exe
Token: 34	1012	cvtres.exe
Token: 35	1012	cvtres.exe
Token: 36	1012	cvtres.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1012	cvtres.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95
PID 1740 wrote to memory of 1012	1740	b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b7e3ad85533301b6eb9bfe52788302e0_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- 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
  PID:1012

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1012-23-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-21-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-29-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-28-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-16-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-6-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-7-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-27-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-9-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-14-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-13-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-12-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-26-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-25-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-15-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-17-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-18-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-19-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-20-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-11-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-22-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1012-24-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/1740-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

Filesize
4KB

Download
memory/1740-4-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/1740-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/1740-10-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/1740-3-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

Filesize
4KB

Download
memory/1740-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads