Analysis

  • max time kernel
    105s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 01:51

General

  • Target
    2026-05-22_bca392e07daa901a5853dc11d832f850_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.5MB
  • Sample260522-b96yzae14x
  • SHA256 df874804c165e4ee794abf5eaf5ee20125f7f44cc6322bcf5e82f07f193b4ad8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 7 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • 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.

  • 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\2026-05-22_bca392e07daa901a5853dc11d832f850_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_bca392e07daa901a5853dc11d832f850_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:1940
  • 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:3616

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.5MB
        • SHA256 df874804c165e4ee794abf5eaf5ee20125f7f44cc6322bcf5e82f07f193b4ad8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        • Size 1.6MB
        • SHA256 1af961a12a06a905a54bf874d954dc3ee4f08b96ea647dfc21353144c9b54ab3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe
        • Size 1.6MB
        • SHA256 e0b7761d493d8b6b5aedb1a76f03454c3256986fea0e6b567a9a286ac17dd0fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.0MB
        • SHA256 5af24a8f519363f8467e6bd2496e4a539b79dc9368d9a153095ad58394f5c26e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        chrome_proxy.exe

        • Path C:\Program Files\Google\Chrome\Application\chrome_proxy.exe
        • Size 1.6MB
        • SHA256 c14e717b50e14c2ad88d9d7f6228a11d25717ff0daf2dac2dc90b97dbabdef97
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GRAPH.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE
        • Size 1.7MB
        • SHA256 52784f61609e2d29b31fe6d0c3ad730c5a3c5d795b15d93b442935d1f024d4e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 1.6MB
        • SHA256 8fffa1a6c77f99e9ef186ff605d5233f30feed67c4d5896f3f060cb51ff37f09
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1940-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1940-69-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3616-70-0x0000000000400000-0x000000000040F000-memory.dmp