darkcomet | a3058eb0f7aaabf8af054a04f999ea7ad96782ebe8576a5eb038410b48f6af5b

General

Target

JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
Size

712KB
MD5

600f831d3308818fdb51034d1ec6ebd9
SHA1

73562e57101093c4654eee61fbe34ef431f5939d
SHA256

a3058eb0f7aaabf8af054a04f999ea7ad96782ebe8576a5eb038410b48f6af5b
SHA512

6e43b56d8d59939aee1f190909e5514a432c030a6f9e37e5e4716777d1c78d8df01638da1f425a63ef4d103d509a2fc4e31ee9b85791c1f6571a089b94c70a70
SSDEEP

12288:upz62qVQ0fIXyN75H4+citZAhAQ0uyQOFjraxlTI0rXlkHjWWZ1ckc1cqkYf94Lb:NbMemIMkHokcyH

Score

10^/10

darkcomet guest16 discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

kowed.zapto.org:4445

Mutex

DC_MUTEX-8WQUX8A

Attributes

gencode
XwcJWzpCnUGG
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 320 set thread context of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84

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	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
Token: SeIncreaseQuotaPrivilege	940	cvtres.exe
Token: SeSecurityPrivilege	940	cvtres.exe
Token: SeTakeOwnershipPrivilege	940	cvtres.exe
Token: SeLoadDriverPrivilege	940	cvtres.exe
Token: SeSystemProfilePrivilege	940	cvtres.exe
Token: SeSystemtimePrivilege	940	cvtres.exe
Token: SeProfSingleProcessPrivilege	940	cvtres.exe
Token: SeIncBasePriorityPrivilege	940	cvtres.exe
Token: SeCreatePagefilePrivilege	940	cvtres.exe
Token: SeBackupPrivilege	940	cvtres.exe
Token: SeRestorePrivilege	940	cvtres.exe
Token: SeShutdownPrivilege	940	cvtres.exe
Token: SeDebugPrivilege	940	cvtres.exe
Token: SeSystemEnvironmentPrivilege	940	cvtres.exe
Token: SeChangeNotifyPrivilege	940	cvtres.exe
Token: SeRemoteShutdownPrivilege	940	cvtres.exe
Token: SeUndockPrivilege	940	cvtres.exe
Token: SeManageVolumePrivilege	940	cvtres.exe
Token: SeImpersonatePrivilege	940	cvtres.exe
Token: SeCreateGlobalPrivilege	940	cvtres.exe
Token: 33	940	cvtres.exe
Token: 34	940	cvtres.exe
Token: 35	940	cvtres.exe
Token: 36	940	cvtres.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
940	cvtres.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84
PID 320 wrote to memory of 940	320	JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_600f831d3308818fdb51034d1ec6ebd9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320
- 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:940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/320-11-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/320-1-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/320-2-0x0000000074A00000-0x0000000074FB1000-memory.dmp

Filesize
5.7MB

Download
memory/320-0-0x0000000074A02000-0x0000000074A03000-memory.dmp

Filesize
4KB

Download
memory/940-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-8-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-15-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/940-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

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