Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    07/05/2026, 02:44

General

  • Target
    2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe
  • Size 96KB
  • Sample260507-c786zsat3n
  • SHA256 7c3f6e26268374af351655c6a80ee4adf88978fc4c8a76d5bd0791cfd00d784c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 3 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 3 IoCs
  • Drops file in Windows directory 3 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.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-07_939a5f0d6f5b4192dc5ae0510c977c8a_bkransomware_elex_maze_rhadamanthys.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exe
      C:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exe
      2⤵
      • Executes dropped EXE
      PID:3676
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4432
  • C:\Windows\CTS.exe
    C:\Windows\CTS.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:5344

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        excel.exe_Rules.xml

        • Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
        • Size 393KB
        • SHA256 2c809bac3dc46926cd9c48ea3b18d5010eb612659d0b53a1871bd15b4962c20e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GzmcZw6BcmE1yLi.exe

        • Path C:\Users\Admin\AppData\Local\Temp\GzmcZw6BcmE1yLi.exe
        • Size 25KB
        • SHA256 5f411c0bd9ed9a42b0f07ed568c7d0cf358a83063b225a1f8f7da3296dde90f1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CTS.exe

        • Path C:\Windows\CTS.exe
        • Size 71KB
        • SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3676-8-0x0000000000400000-0x000000000040D000-memory.dmp