Analysis

  • max time kernel
    100s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/08/2026, 19:43

General

  • Target
    2026-08-19_52c5148e75b928d1f5e06c1cd381a28c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
  • Size 3.1MB
  • Sample260819-yfap1asanb
  • SHA256 93bfa2ac38c206428f678045c628b10d314c5186152343fb35ff2501339ab213
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 7 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 37 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-19_52c5148e75b928d1f5e06c1cd381a28c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-19_52c5148e75b928d1f5e06c1cd381a28c_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:4552
  • 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 Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 3.1MB
        • SHA256 93bfa2ac38c206428f678045c628b10d314c5186152343fb35ff2501339ab213
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 3.6MB
        • SHA256 15e63e3f041316d12e77cc63bd6674b7fb79e254c695e953f98f4f221c974d3b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        policytool.exe

        • Path C:\Program Files\Java\jre-1.8\bin\policytool.exe
        • Size 3.1MB
        • SHA256 f14e815b08cc70ede6a48c67e7be55658a01b224e64acdb760458d89e1ad353c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rmiregistry.exe

        • Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe
        • Size 3.1MB
        • SHA256 4572566c500a4e8ad43a0df45c77ea5de4afab1fff9d2d0f3a29260f6cbd538d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4552-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/4552-87-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5060-166-0x0000000000400000-0x000000000040F000-memory.dmp