Overview

overview

10

Static

static

10

2026-08-02...rk.exe

windows10-2004-x64

10

2026-08-02...rk.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    105s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 18:37

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General

  • Target
    2026-08-02_51f0b5997d1ee6cc783f603ee0839a2c_amadey_cobalt-strike_coinminer_dark-comet_darkcomet_dark.exe
  • Size 6.8MB
  • Sample260802-w9ngvaem2w
  • SHA256 00a748646d50aa0463e64b2ae2b5d0e00e43b71ef44038b3647ee8ff4a221092
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
aspackv2discoverydarkcometneshtapersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Signatures

  • Family: Darkcomet

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

    trojanratdarkcomet
  • Family: Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    persistencespywareneshta
  • Detect Neshta payload 7 IoCs
  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 7 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 30 IoCs
  • 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
  • NTFS ADS 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-02_51f0b5997d1ee6cc783f603ee0839a2c_amadey_cobalt-strike_coinminer_dark-comet_darkcomet_dark.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_51f0b5997d1ee6cc783f603ee0839a2c_amadey_cobalt-strike_coinminer_dark-comet_darkcomet_dark.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4920
  • C:\905c0769f9a06c95a24ddf945\patcher.exe
    C:\905c0769f9a06c95a24ddf945\patcher.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4392

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe
        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 6.8MB
        • SHA256 00a748646d50aa0463e64b2ae2b5d0e00e43b71ef44038b3647ee8ff4a221092
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        MicrosoftEdge_X64_139.0.3405.125.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{3776D576-0A64-4D44-BF96-63E8D160091B}\MicrosoftEdge_X64_139.0.3405.125.exe
        • Size 6.9MB
        • SHA256 7bc8c98bb4e437ad6818cfa8ba15d86be8a5338ef27ece6dffc0f17b56433896
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        7z.exe$
        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 7.3MB
        • SHA256 213f46f61a4223fd36264a3483b6e73befc68bc9bf9b90890841ba6c301d5561
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        xjc.exe
        • Path C:\Program Files\Java\jdk-1.8\bin\xjc.exe
        • Size 6.8MB
        • SHA256 21ca1a09496bb22c69f04d2674e83915dc0ee323b8196f5cc81a47275031ce2d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        xjc.exe$
        • Path C:\Program Files\Java\jdk-1.8\bin\xjc.exe$
        • Size 6.8MB
        • SHA256 ed0208fa29ce6709449b75bce5f3e52e9e85ec4c6ffe423ef8232c75941e5a3c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        DW20.EXE$
        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 6.8MB
        • SHA256 b59fb9db2bb836fb2b216a2da014256122b943e19ad297e53a7ec0a1b6fa81ac
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        misc.exe$
        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 6.9MB
        • SHA256 5bbc49aa4560f6fdd06e8b2d835ec86a6d1f701847653f1690b5a66d7c22fcc6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4392-22-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/4920-0-0x0000000000400000-0x000000000040D000-memory.dmp
        Download

        memory/4920-15-0x0000000000400000-0x000000000040D000-memory.dmp
        Download