Analysis

  • max time kernel
    73s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 06:45

General

  • Target
    2026-08-04_76caf8ff0b2604f64e5e10056c1c6bcc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.4MB
  • Sample260804-hjdcasef36
  • SHA256 dce6077283ad20761f8dfea0d9a331562c3901f77ad02e95d69ce1344ced36db
  • 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\2026-08-04_76caf8ff0b2604f64e5e10056c1c6bcc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_76caf8ff0b2604f64e5e10056c1c6bcc_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:4300
  • 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:3488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.4MB
        • SHA256 dce6077283ad20761f8dfea0d9a331562c3901f77ad02e95d69ce1344ced36db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pwahelper.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$
        • Size 1.5MB
        • SHA256 6800e3cf895a069c58d8a6cbc349a7754be06503003c85f6d53cc05e6c184648
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 614cb8deaa5bf21af22ad1c3e783876df29f395f0f56bc2e1d263946bec9b1f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrmstp.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe
        • Size 1.6MB
        • SHA256 6ee77c41d707e1e32bff160140339a44cc1063be7fc09df8405e1c3064df2ce7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OneDriveSetup.exe$

        • Path C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$
        • Size 1.9MB
        • SHA256 2e2c70a1ae6505d5712f88d30b107b2ec746cf46613a399f2278172d19af8f00
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OLCFG.EXE$

        • Path C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$
        • Size 1.5MB
        • SHA256 4d8c20312bdbbab38af5e91b580d20a3ca687ab1f7caa703489a36c6ad5c3999
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
        • Size 1.9MB
        • SHA256 f9baeb6e71cde4ac8f8a10ff16225d7e24d5551ebc10975b2a5e768a1b4e2f8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3488-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3488-53-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4300-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4300-40-0x0000000000400000-0x000000000040F000-memory.dmp