Analysis

  • max time kernel
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 14:21

General

  • Target
    2026-05-17_a905a80a7f1041e990e87614ba1703be_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_stealc_vidar_wannacry.exe
  • Size 4.3MB
  • Sample260517-rn459adv6j
  • SHA256 53c0afec1ef918294d25e113e7b7e70e54f7af8bb33beb42a8a050d3e40009fb
  • 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\2026-05-17_a905a80a7f1041e990e87614ba1703be_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_stealc_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-17_a905a80a7f1041e990e87614ba1703be_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:2720
  • 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:2468

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 4.3MB
        • SHA256 53c0afec1ef918294d25e113e7b7e70e54f7af8bb33beb42a8a050d3e40009fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RdrCEF.exe$

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
        • Size 4.8MB
        • SHA256 3bfc738b63e7355b2112eb3a47bf29c978b3c216ad60ed6bab20cd6fd5bf78f1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        identity_helper.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\identity_helper.exe
        • Size 4.4MB
        • SHA256 f5e968dad70149660c705d3e127a783ebcabcd67767a73e93ce91c48268ab6cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge_proxy.exe$

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe$
        • Size 4.4MB
        • SHA256 cbeba236d932be1e4d714c5714ba0ade07a4559c39c3808eeabda66ab437b17c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 4.8MB
        • SHA256 7970e23abad65a1a5b6bf72b0b374629f2dc836cbc124666129ec9efa3bc96db
        • 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 4.4MB
        • SHA256 0106e9003fc44432939241210ba1ddd9ce4f4c5b0af8c86b4c8a9fc87060b02d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2468-7-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2468-71-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2720-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/2720-40-0x0000000000400000-0x000000000040F000-memory.dmp