darkcomet | ad022b9a38c9fb19a5918068a4366a038deb3dfe7340dbdf3c150810ba6dc07a

Analysis

max time kernel
149s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 19:25

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General

Target

b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe
Size

2.1MB
MD5

b330626c52373d4726bbfb9f0eef7003
SHA1

c554d2e07e0e562b0b421a2ba9b4b1086f64ecd1
SHA256

ad022b9a38c9fb19a5918068a4366a038deb3dfe7340dbdf3c150810ba6dc07a
SHA512

384a74aa103a65f28cd0d9dc02bdc6e094008b52b5354b5b8aae717b0b70da9691fab28aed6f911d94ef2a46b9f9128e70db7be22939114d397709b2a9f50bde
SSDEEP

24576:tuFVVIU3TYwkZgsFoEXaCsZhZnH7ZwArBN6H9DZHrli9nOVb:HH9Rg9nOV

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

Signatures

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

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	vbc.exe

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\""	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2744 set thread context of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30

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	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	vbc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	vbc.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	vbc.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2852	vbc.exe
Token: SeSecurityPrivilege	2852	vbc.exe
Token: SeTakeOwnershipPrivilege	2852	vbc.exe
Token: SeLoadDriverPrivilege	2852	vbc.exe
Token: SeSystemProfilePrivilege	2852	vbc.exe
Token: SeSystemtimePrivilege	2852	vbc.exe
Token: SeProfSingleProcessPrivilege	2852	vbc.exe
Token: SeIncBasePriorityPrivilege	2852	vbc.exe
Token: SeCreatePagefilePrivilege	2852	vbc.exe
Token: SeBackupPrivilege	2852	vbc.exe
Token: SeRestorePrivilege	2852	vbc.exe
Token: SeShutdownPrivilege	2852	vbc.exe
Token: SeDebugPrivilege	2852	vbc.exe
Token: SeSystemEnvironmentPrivilege	2852	vbc.exe
Token: SeChangeNotifyPrivilege	2852	vbc.exe
Token: SeRemoteShutdownPrivilege	2852	vbc.exe
Token: SeUndockPrivilege	2852	vbc.exe
Token: SeManageVolumePrivilege	2852	vbc.exe
Token: SeImpersonatePrivilege	2852	vbc.exe
Token: SeCreateGlobalPrivilege	2852	vbc.exe
Token: 33	2852	vbc.exe
Token: 34	2852	vbc.exe
Token: 35	2852	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2852	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2852	2744	b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b330626c52373d4726bbfb9f0eef7003_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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/2744-22-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2744-1-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2744-3-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2744-0-0x0000000074331000-0x0000000074332000-memory.dmp

Filesize
4KB

Download
memory/2852-26-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-14-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-15-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-12-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-10-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-8-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-4-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-21-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-19-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-20-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-25-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-28-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-27-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-6-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-24-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-23-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-16-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-29-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-30-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-31-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-32-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-33-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-34-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-35-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-36-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-37-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-38-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-39-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-40-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-41-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-42-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-43-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2852-44-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads