Analysis

  • max time kernel
    102s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/07/2026, 06:02

General

  • Target
    2026-07-30_03b688914480758e6b6d71e114f9e838_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 2.9MB
  • Sample260730-grpvmavtcs
  • SHA256 d2f05f04c9f928ad5a6b21965594456550e599cebef51480504c4d66324506c6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 4 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\2026-07-30_03b688914480758e6b6d71e114f9e838_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-30_03b688914480758e6b6d71e114f9e838_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:4352
  • 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:4800

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.9MB
        • SHA256 d2f05f04c9f928ad5a6b21965594456550e599cebef51480504c4d66324506c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.4MB
        • SHA256 9e03cbb0266ecf77287cefc73ba6570b6f91c62ed1d68bd20f109baf850d3848
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe$

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$
        • Size 3.0MB
        • SHA256 c4128b712344ca2bc7a5412303d8c62777290d13c8c52ae3e21311cf4b5a5376
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PDFREFLOW.EXE

        • Path C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE
        • Size 3.6MB
        • SHA256 2cf61673c1f271cfcb18ca8ccb1e422f603a5037af7c66d0770540232969d978
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4352-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4352-22-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4800-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4800-41-0x0000000000400000-0x000000000040F000-memory.dmp