Analysis

  • max time kernel
    148s
  • max time network
    92s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 23:24

General

  • Target
    2026-06-03_f5cbbd4ed54683e0a8500cd467be091f_amadey_cobalt-strike_elex_glassworm_vidar_wannacry.exe
  • Size 3.9MB
  • Sample260603-3drmysfv9w
  • SHA256 f4d71ef0f7cad46493ba333ff7ccd5e43efadbb820fa8967e678834174ae0b3b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NTFS ADS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-03_f5cbbd4ed54683e0a8500cd467be091f_amadey_cobalt-strike_elex_glassworm_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_f5cbbd4ed54683e0a8500cd467be091f_amadey_cobalt-strike_elex_glassworm_vidar_wannacry.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 5052
      2⤵
      • Program crash
      PID:1592

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        wkw4D2.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
        • Size 4.0MB
        • SHA256 446ab28a2b15243634e3ac0a579b1fabff932f701d2f3a2b9418df77f830c83d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2580-319-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/2580-558-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/2580-1387-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/2580-1198-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/2580-849-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/2580-1461-0x0000000000400000-0x000000000044C000-memory.dmp