Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    11/05/2026, 16:48

General

  • Target
    2026-05-11_ba0b49e91816bac8205c7479b0e8694a_bkransomware_elex_hawkeye_maze_remcos.exe
  • Size 474KB
  • Sample260511-vbf5faez9x
  • SHA256 c2de03ee483a78777e69e8b9ef2fe88a80d6142178b558c7ce164d04990a39f8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 6 IoCs

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

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-11_ba0b49e91816bac8205c7479b0e8694a_bkransomware_elex_hawkeye_maze_remcos.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-11_ba0b49e91816bac8205c7479b0e8694a_bkransomware_elex_hawkeye_maze_remcos.exe"
    1⤵
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    PID:5188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5188 -s 568
      2⤵
      • Program crash
      PID:4608
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5188 -ip 5188
    1⤵
      PID:5928

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/5188-0-0x0000000000400000-0x000000000047E000-memory.dmp

          memory/5188-1-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-2-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-3-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-5-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-7-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

          memory/5188-8-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-22-0x0000000000CA0000-0x0000000000CB5000-memory.dmp

          memory/5188-26-0x0000000000B20000-0x0000000000BFF000-memory.dmp

          memory/5188-27-0x0000000000400000-0x000000000047E000-memory.dmp