Analysis

  • max time kernel
    78s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/07/2026, 16:04

General

  • Target
    2026-07-20_3b972fc80a856c0e7c74f479f2db1b12_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
  • Size 962KB
  • Sample260720-thy36afw6n
  • SHA256 a578ad5b30a651d02823874467a5f694ab244eb14274649deb2c9a86ad2640ff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 5 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\2026-07-20_3b972fc80a856c0e7c74f479f2db1b12_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_3b972fc80a856c0e7c74f479f2db1b12_amadey_cobalt-strike_conti_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:1520
  • 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:1260

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 962KB
        • SHA256 a578ad5b30a651d02823874467a5f694ab244eb14274649deb2c9a86ad2640ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe
        • Size 1.1MB
        • SHA256 685b79c5eaf945466505be8f03d96378a8e6538272b2b3007a068bfe0bf7ad03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 1.5MB
        • SHA256 1eaf1fd7709d1319ba59d391b9d15c9b15e3eb07bfdb03cbc27d4a94821095e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        os_update_handler.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe
        • Size 1.1MB
        • SHA256 7fdf1481b73532b7f9e925642ab7656b777fe4cd4c5487018cb482e6cd9a6b2f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
        • Size 1.0MB
        • SHA256 5229edde42bc404b16e76934153964cccc28828411f7979e8707e28a479389fd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1260-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1260-23-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1520-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1520-22-0x0000000000400000-0x000000000040F000-memory.dmp