Analysis

  • max time kernel
    103s
  • 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
    29/05/2026, 17:42

General

  • Target
    2026-05-29_c74a006a4681c0ad72b0af5f968664e1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260529-v95kpadw2l
  • SHA256 9953b0a165df6e8e2ddf971922ff477ec6c1229cf778e9ac060eabe92c41205f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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
  • 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\2026-05-29_c74a006a4681c0ad72b0af5f968664e1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-29_c74a006a4681c0ad72b0af5f968664e1_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:3328
  • 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:212

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 9953b0a165df6e8e2ddf971922ff477ec6c1229cf778e9ac060eabe92c41205f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        disabledupdater.exe$

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
        • Size 2.3MB
        • SHA256 ecb5adf19c0213b1e679c806ae8fb80141325758fd94ce66b070a158c4a0b186
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_proxy.exe
        • Size 2.0MB
        • SHA256 ae78ec21f6b61db30e96bd4da5e6791ceeae3063cf691128313384c5adf019df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 4aafccab122f4f21482234353bf101871810ef124c77528fdfe99fcf73d83a20
        • 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 2.0MB
        • SHA256 25cc6005136b3001278dbd3f5748ec169174d50af7e0269822a3a494e870a5a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.Mashup.Container.Loader.exe

        • Path C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe
        • Size 1.9MB
        • SHA256 b3e9d6a951a366c96ab5c207fbb1beb4bb0348b1cf3ae87ea656a4c23a3a85fe
        • 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 ebe2b4b20d368d918e3c6a86c5d8413702eb87761693979a6ad86c5f38c9a33d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/212-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/212-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3328-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3328-70-0x0000000000400000-0x000000000040F000-memory.dmp