Analysis

  • max time kernel
    112s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 19:50

General

  • Target
    2026-06-02_c1683ac65dddd0a2de911d8e93a4c5c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.7MB
  • Sample260602-yj8ffadv7v
  • SHA256 5e73cb22c0b87e136c191b221c23f999d7dcc132093e1fc0b6e33eef6c4c070d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 9 IoCs
  • ASPack v2.12-2.42 6 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\2026-06-02_c1683ac65dddd0a2de911d8e93a4c5c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_c1683ac65dddd0a2de911d8e93a4c5c1_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:1904
  • 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:2900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.7MB
        • SHA256 5e73cb22c0b87e136c191b221c23f999d7dcc132093e1fc0b6e33eef6c4c070d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 3.8MB
        • SHA256 f9e5e29495a8a06c2c31c06f11a31130a27414084278368f5c232dfa9248a8a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 4.2MB
        • SHA256 20e308ea5ded1ce27906f21890bd8f459c931aae50b98cb66798f61b99139dcb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe
        • Size 3.8MB
        • SHA256 96fd0605d7e2ca84752a4ce7d532c8847f303859143525978a3e03e5303a9829
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.2MB
        • SHA256 fdc9745a40f5ba30228a5f0f45f911d327213daf71aed45ec87cdc218cd85e67
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
        • Size 3.8MB
        • SHA256 023c1099c3b5546c757224b5c954e12ce69699f9825eee63f9d783c66999e50e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1904-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1904-39-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2900-64-0x0000000000400000-0x000000000040F000-memory.dmp