Analysis

  • max time kernel
    121s
  • 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
    02/06/2026, 10:52

General

  • Target
    2026-06-02_28b37879882dd0d9d32e3d874b90734c_amadey_cobalt-strike_conti_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
  • Size 977KB
  • Sample260602-myj6lsbs41
  • SHA256 d97d0a3644586fe6c37c7ae05b3b8e27e2e83f27ff1289310b0ec583a57cbb07
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    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\2026-06-02_28b37879882dd0d9d32e3d874b90734c_amadey_cobalt-strike_conti_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-02_28b37879882dd0d9d32e3d874b90734c_amadey_cobalt-strike_conti_elex_hijackloader_icedid_njrat_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:1500
  • 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:4864

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe$

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe$
        • Size 977KB
        • SHA256 d97d0a3644586fe6c37c7ae05b3b8e27e2e83f27ff1289310b0ec583a57cbb07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 1.7MB
        • SHA256 6dcea43e6138548205930843636037a383b29966d51bdb1c3d5e3817c2c0cd4c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$
        • Size 1.5MB
        • SHA256 e4a5dc6d62edc75662e710a46529dbe4d4514ae97722aab032d52d204b85fe3c
        • 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 1.0MB
        • SHA256 60c21f9f00a9f806144bff82e073cd06d088d2a01353dd6208050cca586bb5e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x64.exe$

        • Path C:\ProgramData\Package Cache\{ef6b00ec-13e1-4c25-9064-b2f383cb8412}\vcredist_x64.exe$
        • Size 1.4MB
        • SHA256 5c457f847126dc541ddfdd39b78ea43e3219d796d093f02d95fa980915225aa3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1500-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/1500-76-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4864-13-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4864-77-0x0000000000400000-0x000000000040F000-memory.dmp