darkcomet | 7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44e

Analysis

max time kernel
120s
max time network
121s
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 21:31

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General

Target

7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
Size

520KB
MD5

51cddc8e55cf67ded802d2cf651e2420
SHA1

9ae1971f1c5ae09fc31d8d51507323522fe10ff5
SHA256

7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44e
SHA512

a016e63167c95282dd862f0ac55fdb7c07e6586a4fe9e945eb2ba57d54399c4d0827a2bda221eb71869212847e15d98c448faa735fa91d6a42edcb375371e153
SSDEEP

6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbq:f9fC3hh29Ya77A90aFtDfT5IMbq

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
2860	winupd.exe
620	winupd.exe
548	winupd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2016 set thread context of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2860 set thread context of 620	2860	winupd.exe	93
PID 2860 set thread context of 548	2860	winupd.exe	94

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/548-36-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-40-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-37-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-30-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-42-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-41-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-45-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-46-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-47-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-48-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-49-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-50-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-51-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-52-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-53-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral2/memory/548-54-0x0000000000400000-0x00000000004B7000-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
2248	1676	WerFault.exe	95

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	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.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
1676	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	548	winupd.exe
Token: SeSecurityPrivilege	548	winupd.exe
Token: SeTakeOwnershipPrivilege	548	winupd.exe
Token: SeLoadDriverPrivilege	548	winupd.exe
Token: SeSystemProfilePrivilege	548	winupd.exe
Token: SeSystemtimePrivilege	548	winupd.exe
Token: SeProfSingleProcessPrivilege	548	winupd.exe
Token: SeIncBasePriorityPrivilege	548	winupd.exe
Token: SeCreatePagefilePrivilege	548	winupd.exe
Token: SeBackupPrivilege	548	winupd.exe
Token: SeRestorePrivilege	548	winupd.exe
Token: SeShutdownPrivilege	548	winupd.exe
Token: SeDebugPrivilege	548	winupd.exe
Token: SeSystemEnvironmentPrivilege	548	winupd.exe
Token: SeChangeNotifyPrivilege	548	winupd.exe
Token: SeRemoteShutdownPrivilege	548	winupd.exe
Token: SeUndockPrivilege	548	winupd.exe
Token: SeManageVolumePrivilege	548	winupd.exe
Token: SeImpersonatePrivilege	548	winupd.exe
Token: SeCreateGlobalPrivilege	548	winupd.exe
Token: 33	548	winupd.exe
Token: 34	548	winupd.exe
Token: 35	548	winupd.exe
Token: 36	548	winupd.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
2000	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
2860	winupd.exe
620	winupd.exe
548	winupd.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2016 wrote to memory of 2000	2016	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	89
PID 2000 wrote to memory of 2860	2000	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	90
PID 2000 wrote to memory of 2860	2000	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	90
PID 2000 wrote to memory of 2860	2000	7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe	90
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 620	2860	winupd.exe	93
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 2860 wrote to memory of 548	2860	winupd.exe	94
PID 620 wrote to memory of 1676	620	winupd.exe	95
PID 620 wrote to memory of 1676	620	winupd.exe	95
PID 620 wrote to memory of 1676	620	winupd.exe	95
PID 620 wrote to memory of 1676	620	winupd.exe	95
PID 620 wrote to memory of 1676	620	winupd.exe	95

C:\Users\Admin\AppData\Local\Temp\7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
"C:\Users\Admin\AppData\Local\Temp\7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe
  "C:\Users\Admin\AppData\Local\Temp\7d406c200225c1b5bfef6fb379bf35697407b57aca9e115a407646768d4cb44eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2000
- - 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:2860
  - - 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:620
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        "C:\Windows\system32\ipconfig.exe"
        5⤵
        Gathers network information
        
        PID:1676
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 272
        6⤵
        Program crash
        
        PID:2248
  - - 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:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1676 -ip 1676
1⤵
PID:3512

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

Replay Monitor

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Downloads

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

Filesize
520KB

MD5
7d59531e6fbba15737c75a834deaf67e

SHA1
8001829e973a5fead84825e29ebae5a3d667f47f

SHA256
cbacf20c713a4e20021982467aa907965e3d933c8052ed2cc2d78183eca0674f

SHA512
3425fc60304e4bb57a49c0b8a1a509058c153dfc03ad368b3eaff3b1d1877ae47eb00e441537b25f1ad27541468d38d7dccfc93ff3c37b802cfc232508417e15

Download Submit
memory/548-47-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-46-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-53-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-52-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-51-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-50-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-49-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-48-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-37-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-45-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-41-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-36-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-40-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-42-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/548-30-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/620-43-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2000-21-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2000-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2000-22-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2000-7-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2016-8-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2016-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2016-3-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2016-4-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2016-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2016-11-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2860-25-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2860-24-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2860-38-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download