Analysis

  • max time kernel
    97s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/07/2026, 16:07

General

  • Target
    2026-07-29_12479b07d41ae3afb47c0dce89afa855_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260729-tkwqtabb39
  • SHA256 76a49c5b8ff9c6a80e1df76d6e84dd1b5df91827460dbaa4f140b2e7385dd0af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 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.

  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-29_12479b07d41ae3afb47c0dce89afa855_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-29_12479b07d41ae3afb47c0dce89afa855_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:4708
  • 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 System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 76a49c5b8ff9c6a80e1df76d6e84dd1b5df91827460dbaa4f140b2e7385dd0af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$
        • Size 2.8MB
        • SHA256 f13631c00472011ff269c5db4de04b9f4ff95c2de088e8a9c59428182d706a07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.9MB
        • SHA256 645ffb9ad57e399a9f131a19a73ee999de8d4dba04052fc1cac1cc7a966ba543
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_proxy.exe$

        • Path C:\Program Files\Google\Chrome\Application\chrome_proxy.exe$
        • Size 2.5MB
        • SHA256 869dfacdff7a2ca0f97062c4c4f6a871ce6f8eeab54a4b37a4fcecfdbb86f5a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.4MB
        • SHA256 79c92d649f53d151d9efac74e9653502ef9b9b27c40c11c4d900e56de254ea0b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveStandaloneUpdater.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDriveStandaloneUpdater.exe$
        • Size 2.6MB
        • SHA256 d6ecb2a4354ea4ecdf115fdde2e496200ea74f8204a31bda6dbdd29747b3a91c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4544-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4544-23-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4708-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4708-22-0x0000000000400000-0x000000000040F000-memory.dmp