darkcomet | 166c477928d3f10104edbb3a44e7922567c70a8bf58f51a76fa971fd2ad8194c

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 08:16

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General

Target
JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Size 850KB
Sample250103-j6a15avray
SHA256 166c477928d3f10104edbb3a44e7922567c70a8bf58f51a76fa971fd2ad8194c
MD5 6b5228408867c1a250c177ce49489273
SHA1 a1ad3579cb3666025008484d288b23c5907db80a
SHA512 66843e1a618b9908448124bdc6c9b930c5435fa2929186ea613c859d3b4b243e35d4a5b96beb6af348740793159d5ee1d17493142d05f8bd75133365a3d74aed
SSDEEP 24576:OnukqBdH2BuGCZg/vBcOAJaaktmSqvv/IOuAT:m4KBBCgvAJHktmS8vQOuA
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcomet guest16 discovery evasion rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

6.tcp.ngrok.io:10371

Mutex

DC_MUTEX-VHZPBK5

Attributes

gencode
iXnzmGbAY8jT
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

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
4924	attrib.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
67	6.tcp.ngrok.io
93	6.tcp.ngrok.io
13	6.tcp.ngrok.io
57	6.tcp.ngrok.io

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83

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 5 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_6b5228408867c1a250c177ce49489273.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeIncreaseQuotaPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeSecurityPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeTakeOwnershipPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeLoadDriverPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeSystemProfilePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeSystemtimePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeProfSingleProcessPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeIncBasePriorityPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeCreatePagefilePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeBackupPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeRestorePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeShutdownPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeDebugPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeSystemEnvironmentPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeChangeNotifyPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeRemoteShutdownPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeUndockPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeManageVolumePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeImpersonatePrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: SeCreateGlobalPrivilege	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: 33	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: 34	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: 35	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
Token: 36	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 832 wrote to memory of 1944	832	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	83
PID 1944 wrote to memory of 3916	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	84
PID 1944 wrote to memory of 3916	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	84
PID 1944 wrote to memory of 3916	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	84
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 1944 wrote to memory of 2716	1944	JaffaCakes118_6b5228408867c1a250c177ce49489273.exe	85
PID 3916 wrote to memory of 4924	3916	cmd.exe	87
PID 3916 wrote to memory of 4924	3916	cmd.exe	87
PID 3916 wrote to memory of 4924	3916	cmd.exe	87

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4924	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe" +s +h
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3916
  - - C:\Windows\SysWOW64\attrib.exe
      attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b5228408867c1a250c177ce49489273.exe" +s +h
      4⤵
      Sets file to hidden
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:4924
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/832-13-0x00000000743D0000-0x0000000074B80000-memory.dmp

Download

memory/832-1-0x0000000000C70000-0x0000000000D4C000-memory.dmp

Download

memory/832-2-0x00000000030A0000-0x00000000030A6000-memory.dmp

Download

memory/832-3-0x000000000B2C0000-0x000000000B864000-memory.dmp

Download

memory/832-5-0x000000000AEF0000-0x000000000AF82000-memory.dmp

Download

memory/832-4-0x00000000743D0000-0x0000000074B80000-memory.dmp

Download

memory/832-6-0x000000000AE50000-0x000000000AE5A000-memory.dmp

Download

memory/832-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

Download

memory/1944-11-0x0000000000400000-0x00000000004CD000-memory.dmp

Download

memory/1944-7-0x0000000000400000-0x00000000004CD000-memory.dmp

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memory/1944-10-0x0000000000400000-0x00000000004CD000-memory.dmp

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memory/1944-12-0x0000000002F60000-0x0000000002F61000-memory.dmp

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memory/1944-8-0x0000000000400000-0x00000000004CD000-memory.dmp

Download

memory/1944-15-0x0000000000400000-0x00000000004CD000-memory.dmp

Download

memory/1944-16-0x0000000000400000-0x00000000004CD000-memory.dmp

Download

memory/1944-17-0x0000000000400000-0x00000000004CD000-memory.dmp

Download

memory/1944-18-0x0000000002F60000-0x0000000002F61000-memory.dmp

Download

memory/2716-14-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

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