darkcomet | 7382bab7d701e49526666ab7e32ba1e10a93f1a71ca98314ec3db8878674a092

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2025, 21:31

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General

Target

JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe
Size

1.3MB
MD5

7bc66c63958fc10688b8f23c108680a1
SHA1

65d71a5d82aa5a62a9bb0317ce9c07b123862f82
SHA256

7382bab7d701e49526666ab7e32ba1e10a93f1a71ca98314ec3db8878674a092
SHA512

bd2149bb69cbdb276d8a11f983a7f5bc1dccc30d5c6cd42af0f98d1bf856d28ac134459f50c2950ba0cb055c5bf2cc779553374b31307b9e9a537b8b946a57ca
SSDEEP

24576:E////crXNSAoqo4vQPyagXNSAoqo4vQP9OA4aWNn/m09fKIaaBEtWq3A1Ov8Jgbb:tbgEjyITimXw

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

86.76.24.22:1604

Mutex

DC_MUTEX-F54S21D

Attributes

gencode
ALGqJhQDPi9d
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

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

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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe

Executes dropped EXE 3 IoCs

pid	Process
2880	cvR7eY.exe
4536	mcduLT.exe
2432	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSE = "C:\\Users\\Admin\\AppData\\Local\\Temp\\javaw.exe"	cvR7eY.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSE = "C:\\Users\\Admin\\AppData\\Local\\Temp\\javaw.exe"	mcduLT.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 6128 set thread context of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97

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 8 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvR7eY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mcduLT.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe
Token: SeIncreaseQuotaPrivilege	2432	svchost.exe
Token: SeSecurityPrivilege	2432	svchost.exe
Token: SeTakeOwnershipPrivilege	2432	svchost.exe
Token: SeLoadDriverPrivilege	2432	svchost.exe
Token: SeSystemProfilePrivilege	2432	svchost.exe
Token: SeSystemtimePrivilege	2432	svchost.exe
Token: SeProfSingleProcessPrivilege	2432	svchost.exe
Token: SeIncBasePriorityPrivilege	2432	svchost.exe
Token: SeCreatePagefilePrivilege	2432	svchost.exe
Token: SeBackupPrivilege	2432	svchost.exe
Token: SeRestorePrivilege	2432	svchost.exe
Token: SeShutdownPrivilege	2432	svchost.exe
Token: SeDebugPrivilege	2432	svchost.exe
Token: SeSystemEnvironmentPrivilege	2432	svchost.exe
Token: SeChangeNotifyPrivilege	2432	svchost.exe
Token: SeRemoteShutdownPrivilege	2432	svchost.exe
Token: SeUndockPrivilege	2432	svchost.exe
Token: SeManageVolumePrivilege	2432	svchost.exe
Token: SeImpersonatePrivilege	2432	svchost.exe
Token: SeCreateGlobalPrivilege	2432	svchost.exe
Token: 33	2432	svchost.exe
Token: 34	2432	svchost.exe
Token: 35	2432	svchost.exe
Token: 36	2432	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2432	svchost.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 6128 wrote to memory of 2840	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	86
PID 6128 wrote to memory of 2840	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	86
PID 6128 wrote to memory of 2840	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	86
PID 2840 wrote to memory of 2440	2840	csc.exe	89
PID 2840 wrote to memory of 2440	2840	csc.exe	89
PID 2840 wrote to memory of 2440	2840	csc.exe	89
PID 6128 wrote to memory of 2880	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	92
PID 6128 wrote to memory of 2880	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	92
PID 6128 wrote to memory of 2880	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	92
PID 6128 wrote to memory of 4460	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	93
PID 6128 wrote to memory of 4460	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	93
PID 6128 wrote to memory of 4460	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	93
PID 4460 wrote to memory of 4528	4460	csc.exe	95
PID 4460 wrote to memory of 4528	4460	csc.exe	95
PID 4460 wrote to memory of 4528	4460	csc.exe	95
PID 6128 wrote to memory of 4536	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	96
PID 6128 wrote to memory of 4536	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	96
PID 6128 wrote to memory of 4536	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	96
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97
PID 6128 wrote to memory of 2432	6128	JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe	97

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7bc66c63958fc10688b8f23c108680a1.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:6128
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\z_plnnjc.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES8638.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC8637.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2440
- C:\Users\Admin\AppData\Local\Temp\cvR7eY.exe
  "C:\Users\Admin\AppData\Local\Temp\cvR7eY.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2880
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\yd3yqw7g.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES89A3.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC89A2.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4528
- C:\Users\Admin\AppData\Local\Temp\mcduLT.exe
  "C:\Users\Admin\AppData\Local\Temp\mcduLT.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4536
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

C:\Users\Admin\AppData\Local\Temp\RES8638.tmp

Filesize
1KB

MD5
bbd05b39a2070cceb4925fd513a9c9c0

SHA1
e3eb8558b9659ef3fe879136b1943d5ba1de6204

SHA256
23a3ce92603f7513854078916ba4899fc6edd08b05336fdf40f83f63913792e2

SHA512
8fd42dd417afb80ee17bb409c59eb21126b4a3b8635f252868b9a190a21d8652f300f852cfbf9ccd829d8f204d2fce100995bcd62b9d18e63668ea221403af8d

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES89A3.tmp

Filesize
1KB

MD5
6ec48cbe7cdd52b4a56b1e43be99cb9b

SHA1
7d1db4f08815ef6826f58bf0ca8292e9e85367ef

SHA256
d96b7627956461b47bd0c8d5e4ddd728fee97d409bbd769ec6a0cc721ce93609

SHA512
179a7ed0cc58229ec3493599adda42fed9af0ce9c3a53dd74bde98c63714fb58509f2216c8e8e5caf27192a183d37894219219d0beeb35c39819b1081215971a

Download Submit
C:\Users\Admin\AppData\Local\Temp\cvR7eY.exe

Filesize
4KB

MD5
7e0c661702468e7f8cdb0a81a2dfc96e

SHA1
ae9233e4367974ddf0eeb06b5ad9b5e711ea2fc6

SHA256
e403c1054f41b45802f8d7bb0fee66616f36bcde226f26a8d8f7c61d39350ef7

SHA512
ebbeb07354ae452488e5ecfa20c19efcdc7c09781121ea0c80963af6e3aceb225c72e0f18867b2b0b71458b3a5c7bcadd13cb3b9f61d8206082b6e9ae0ea9018

Download Submit
C:\Users\Admin\AppData\Local\Temp\mcduLT.exe

Filesize
4KB

MD5
ffccef10057b913c4b9db0fe4deb90f7

SHA1
e58f58af222b48d772754514c15c8301ccdfeeb9

SHA256
27b4a6185c5126830c121f091fc2eb30050547a6e48d407a5e665dff20fe279d

SHA512
e0b867cde18be62987d345d34622377fc625767ed0c73d402883c795fef2bc170e8fc61361a398d23b0e0480fdbb8fbd6908d3111da932e2e7948a7bd7e9a7c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSC8637.tmp

Filesize
644B

MD5
d81fe0f51bb82031f14ff3f5733d833b

SHA1
42398860ceec10b46200bb803427b7e916969094

SHA256
645384831b92d89bd98e496f940fc887502c74ebaa8942c86573106fa3206786

SHA512
7c097b3cb42ce4db4b5f9e8e68da0b96de7f1246cb299edc2b46eafd0b872ad5a79e3b7c391646bbd8ecc812026287a45da9bc46d8069c5515f7189fea458a25

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\CSC89A2.tmp

Filesize
644B

MD5
b11f76209c1d65ededfbbd6f28a435ae

SHA1
24e017f6b863a665c202ece1494aed1c7f9c3356

SHA256
98aea6a325a28b38882e9e70640a1246cc3b5ea79ed8acc1e5c11670a4f4e10f

SHA512
f516e364682eae90757922cdd6913d28cd753cde47eb2f31d38bb909b8e56276fc27f12337f1c449b4b869f4f07d79efd79d1d879b06ff99e75643f9bf020d7d

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\yd3yqw7g.0.cs

Filesize
1KB

MD5
9ac2e3a8e6fb67b1ed3366f00d9d4e4f

SHA1
13871797a0cc50b05cff748815f2995a4bdca9e0

SHA256
551e346591ba5f8c361409b835efd2f7a8651cfb5af1470a2ffe731e9e92fb85

SHA512
21ef7cab6d1b4213e2e501f5eb9db60db331bebbf2728e5e858a235387accf0bf7b31b323c7a7d56d61375012d4d4965d85a95e23f97445c471a975471483707

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\yd3yqw7g.cmdline

Filesize
259B

MD5
06943a97352a97fa1f60f1dbec56d10c

SHA1
94385be1c4fae405f0e381505e1bf460ac4eeeb9

SHA256
2bbe9810cd30cc57d64387904b4903dd122472f736c7ad1c9161ac6f33c88a88

SHA512
2becdab749625ca01f2994c6db4f8dd4b5d3d2a876db30d36713227aed14d5d1c81dbd75d9d645a5d747bc2917de0deed3ccff227ac4e4ed17e03fa19ab41af3

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\z_plnnjc.0.cs

Filesize
1KB

MD5
02f61452684e4accf4f9e5148e212f7b

SHA1
60d26319040c40978e1f7fe9ccf9630e571c293e

SHA256
ee9db934c7140a05a7a30dd29b2f08395b827610101253d1583a4617c648941f

SHA512
5a37de0f1d68725d81bd52d92de992e47feee65ca447a9eeb6c93e1fe04b5816be08a4434f29d0d2e7c3f3cbfcd9e91e4cdb60109d4076c9be50fbe83102ed53

Download Submit
\??\c:\Users\Admin\AppData\Local\Temp\z_plnnjc.cmdline

Filesize
259B

MD5
7b15440f54b2e63b977386a53ceb8968

SHA1
158fec16ad87db7b848bdb977204df412cbc0b75

SHA256
63f97cae0e285f85446ee21a8559c14a72ab4185cbd23bfc3cc90dfdaed488ee

SHA512
acdd20680928619de3957cfdd359175575fc339768b083dbd7ba74200c1af020d04c59755177b09a01a056dbcab712039a1261908564175a414c8a6d4acc05cd

Download Submit
memory/2432-47-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-49-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-51-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-58-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-56-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-54-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-43-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2432-52-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2840-15-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/2840-11-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/2880-21-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/2880-53-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/4460-35-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/4460-30-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/6128-2-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/6128-50-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/6128-1-0x0000000074FF0000-0x00000000755A1000-memory.dmp

Filesize
5.7MB

Download
memory/6128-0-0x0000000074FF2000-0x0000000074FF3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads