Analysis

  • max time kernel
    119s
  • max time network
    156s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 15:33

General

  • Target
    2026-06-04_183e43904b1f41a7ba0b125099962a16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.6MB
  • Sample260604-sy8f4aav4l
  • SHA256 79eea383c7572964f86108dac27303f21eb99e3a9681bce257d46dd160aa2a3c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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
  • Drops file in Windows directory 16 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\2026-06-04_183e43904b1f41a7ba0b125099962a16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_183e43904b1f41a7ba0b125099962a16_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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5156
  • 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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:4908

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.6MB
        • SHA256 79eea383c7572964f86108dac27303f21eb99e3a9681bce257d46dd160aa2a3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$
        • Size 2.3MB
        • SHA256 7b3828b797d5095c186f27556b5bf53e491a696f23b4523c71eac5df1fb419fd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeARM.exe$

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$
        • Size 1.7MB
        • SHA256 085e6164c066966bf33e3e0ad767ac5124782823816412f366ec2cd792cd3eee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdgeUpdateOnDemand.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateOnDemand.exe
        • Size 1.7MB
        • SHA256 292f0c2de0b4095fb0e4cb7f20c2acc9e562a7fab883ef70a28bf43ce0707477
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{62B9A573-FEDC-4CA0-88A8-BCFC9656AA28}\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 1.7MB
        • SHA256 5dd1bd5742fa51fa80e2f492df48cacac83680180f0a7ed405e781c483020fd3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.1MB
        • SHA256 49c9bd6d6877887baf4045691ea0dfa5dc3817d738defb43cf1f146187d5c010
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DW20.EXE$

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
        • Size 2.1MB
        • SHA256 a93bcf69e92fbd699163c5f8be7d855ad1e3a67de521323c39d0142b9b206413
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4908-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4908-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5156-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5156-70-0x0000000000400000-0x000000000040F000-memory.dmp