Analysis

  • max time kernel
    88s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    31/07/2026, 16:06

General

  • Target
    2026-07-31_f7c191631e97e596d57d5162fdf22c7b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260731-tkcb6sdb23
  • SHA256 265ed003d00631688d9920fc0dc7f49549949512f317cdca37a8bcceef2ba720
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 11 IoCs
  • ASPack v2.12-2.42 7 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\2026-07-31_f7c191631e97e596d57d5162fdf22c7b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_f7c191631e97e596d57d5162fdf22c7b_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:2924
  • 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:2864

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 265ed003d00631688d9920fc0dc7f49549949512f317cdca37a8bcceef2ba720
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 2.2MB
        • SHA256 90b2736912caaa1192cee48c4a0886f16e1953b1ea8216b7254e1b2079c222b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe
        • Size 2.0MB
        • SHA256 b15ea48b94d0b19755771029a075bff218090a8cd1887d4c34beb6ebd640d056
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.5MB
        • SHA256 24066a62c2af274e4c181d3f4bad1a00538af373caa2c1492f67f27b2ffbc9e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        java-rmi.exe

        • Path C:\Program Files\Java\jre-1.8\bin\java-rmi.exe
        • Size 2.0MB
        • SHA256 abe18c562c5de98a60fe2a017c9e050f5d4c76d82790d2be3ab718a1e2bdd38f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        osmclienticon.exe

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe
        • Size 2.0MB
        • SHA256 90ad0e7271faa76dab3a8da9ce720f8388cab8578b8ab1a66e22ca24f4f266b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge.exe$

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe$
        • Size 2.2MB
        • SHA256 f042c966fe57751c4ab0936ce6d9f9a877302e392831c48ccfe6347b5ed475e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2864-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2864-41-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2924-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2924-34-0x0000000000400000-0x000000000040F000-memory.dmp