Analysis

  • max time kernel
    115s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 11:42

General

  • Target
    2026-05-23_78360a71ecbf047bff6decaf9b968815_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_stealc_vidar_wannacry.exe
  • Size 4.9MB
  • Sample260523-nvdebsht2q
  • SHA256 3c3d9a358e0a821eb3543b8d9e91336dc1f1a842fc3695446b547a8761eb20db
  • 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\2026-05-23_78360a71ecbf047bff6decaf9b968815_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_78360a71ecbf047bff6decaf9b968815_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_stealc_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:2736
  • 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:4684

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.9MB
        • SHA256 3c3d9a358e0a821eb3543b8d9e91336dc1f1a842fc3695446b547a8761eb20db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 5.6MB
        • SHA256 1605aa7b63b948968a7de3e4afd3d6e20e4617be8cf387405b07ed32bf5f94b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 5.5MB
        • SHA256 9a0bb3d64b7ade621a760ba46c06fcaaa43721c164831ff3723c9517aaba1023
        • MD5 SHA1 SHA512 SSDEEP TLSH

        misc.exe$

        • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
        • Size 5.0MB
        • SHA256 803b4d5505c269b6f34150aef9749792a65a81656fa68fed293225a10c32065c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        integrator.exe$

        • Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
        • Size 5.4MB
        • SHA256 190982c3e51b848f6adae9a25cb4281c42303e92830010dad9cc9484281cb2d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2736-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2736-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4684-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4684-23-0x0000000000400000-0x000000000040F000-memory.dmp