Analysis

  • max time kernel
    80s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/08/2026, 12:28

General

  • Target
    2026-08-20_73c782995060dac79b605331069d03e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 1.9MB
  • Sample260820-pnlb2ack9v
  • SHA256 c46cf61675f103217865cf94efc2fa12fa34f7201792b741e7baac81057f852c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 10 IoCs
  • ASPack v2.12-2.42 6 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\2026-08-20_73c782995060dac79b605331069d03e2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_73c782995060dac79b605331069d03e2_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:4236
  • 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:3152

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.9MB
        • SHA256 c46cf61675f103217865cf94efc2fa12fa34f7201792b741e7baac81057f852c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrServicesUpdater.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe
        • Size 2.2MB
        • SHA256 5eb9c70a3fd079556fb353886acca9cc961d5dc47402ab47245e58bac12639c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEdge_X64_139.0.3405.125.exe$

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{51A7B87B-57A4-493D-87A7-45DD03C49092}\MicrosoftEdge_X64_139.0.3405.125.exe$
        • Size 2.0MB
        • SHA256 0e94fc4936cb0ddf23752257804bec688d63597b4c4ebe92ca9ef1486d495c19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.4MB
        • SHA256 e92fc63d850dea7ce53d57a73a6b7cf010fc11da429cb4fcf23c9a6a04829bd8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pack200.exe

        • Path C:\Program Files\Java\jre-1.8\bin\pack200.exe
        • Size 1.9MB
        • SHA256 15a2ed3ca92487f81aaf76afeecbb7b65fafe9f6e29a9127bf824c17edac83cb
        • 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 2.3MB
        • SHA256 0d5bfe9e31703850f51ec7a643701b7ce6925b8e409584443783e03be84d4c4f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3152-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/3152-23-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4236-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4236-22-0x0000000000400000-0x000000000040F000-memory.dmp