darkcomet | 582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3

Analysis

max time kernel
120s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/01/2025, 23:36

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General

Target

582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
Size

520KB
MD5

0cec10f543c918424a1c7d4443ce15cd
SHA1

a276d1f10d2c8c3bfade2eaee55968f765c2e2aa
SHA256

582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3
SHA512

7733d3c5c8ee1816fcb69348679959448429db302ea96c3ae7d4663bc0bcf364679a374c25e319e473fa3d88dddcddffca47d409a549a4cd675475900bb1110c
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMb0:f9fC3hh29Ya77A90aFtDfT5IMb0

Score

10^/10

darkcomet privateeye discovery rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

PrivateEye

ratblackshades.no-ip.biz:1604

Mutex

DC_MUTEX-ACC1R98

Attributes

gencode
8GG5LVVGljSF
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

Executes dropped EXE 3 IoCs

pid	Process
4964	winupd.exe
4012	winupd.exe
2432	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2300 set thread context of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 4964 set thread context of 4012	4964	winupd.exe	92
PID 4964 set thread context of 2432	4964	winupd.exe	93

UPX packed file 14 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2432-29-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-32-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-34-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-38-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/2432-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	3280	WerFault.exe	94

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	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3280	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

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

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
5016	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
4964	winupd.exe
4012	winupd.exe
2432	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 2300 wrote to memory of 5016	2300	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	89
PID 5016 wrote to memory of 4964	5016	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	90
PID 5016 wrote to memory of 4964	5016	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	90
PID 5016 wrote to memory of 4964	5016	582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe	90
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 4012	4964	winupd.exe	92
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4964 wrote to memory of 2432	4964	winupd.exe	93
PID 4012 wrote to memory of 3280	4012	winupd.exe	94
PID 4012 wrote to memory of 3280	4012	winupd.exe	94
PID 4012 wrote to memory of 3280	4012	winupd.exe	94
PID 4012 wrote to memory of 3280	4012	winupd.exe	94
PID 4012 wrote to memory of 3280	4012	winupd.exe	94

C:\Users\Admin\AppData\Local\Temp\582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
"C:\Users\Admin\AppData\Local\Temp\582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Users\Admin\AppData\Local\Temp\582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe
  "C:\Users\Admin\AppData\Local\Temp\582777d7e6278c2fb27bfbbff612f6c6d20d5950f37cd51b83e5c87cc45b49d3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5016
- - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe -notray
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4964
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4012
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:3280
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3280 -s 276
        6⤵
        Program crash
        
        PID:2312
  - - C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3280 -ip 3280
1⤵
PID:1808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\winupd.exe

Filesize
520KB

MD5
fd834d1aaf3c6edff573b11b9d7c5ff8

SHA1
7dfdd9f45469cd0f65ab85fbdee49bbaa064402f

SHA256
e05397e414e6911952438c260d881017bc0c8774011d79add807368baee30a93

SHA512
558c645781e16738d9d8018a3fe3451f76e15dd889fe15e5314cca310e16688e6d791dd4dd6c14e6f8c7087d79b52f416197755df4670b671636adaf80eb2fce

Download Submit
memory/2300-11-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2300-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2300-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2300-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2300-9-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2432-34-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-29-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-32-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-38-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2432-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/4012-43-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/4964-35-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4964-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/4964-23-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/5016-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5016-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5016-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/5016-20-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download