Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 02:23

General

  • Target
    2026-08-17_2b23a413241375e03cc11532a539220b_amadey_cobalt-strike_elex_glassworm_hijackloader_smoke-loader_vidar_wannacry.exe
  • Size 2.8MB
  • Sample260817-cvefvasse1
  • SHA256 a644337d3d58cc5e431b3e86df529b6474a0ac73ca02737e634926601b44feab
  • 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 6 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-17_2b23a413241375e03cc11532a539220b_amadey_cobalt-strike_elex_glassworm_hijackloader_smoke-loader_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-17_2b23a413241375e03cc11532a539220b_amadey_cobalt-strike_elex_glassworm_hijackloader_smoke-loader_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
    PID:5012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 2592
      2⤵
      • Program crash
      PID:4896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5012 -ip 5012
    1⤵
      PID:5040

    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 3.2MB
          • SHA256 b9cdf3f96454d87a98f4707b21be649f3690320ae9791811b23c5452819c4279
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/5012-0-0x0000000000400000-0x0000000000450000-memory.dmp

          memory/5012-96-0x0000000000400000-0x0000000000450000-memory.dmp

          memory/5012-226-0x0000000000400000-0x0000000000450000-memory.dmp