Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/05/2026, 04:07

General

  • Target
    tmpj7q372c6.exe
  • Size 412KB
  • Sample260520-eps36aat9m
  • SHA256 3386dcb841b528ec70cb2c44ef5eaed7a12eaee4afcc69047f0770303bdb9fdb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: CryptoLocker

    Ransomware family with multiple variants.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmpj7q372c6.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpj7q372c6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
      "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" "/rC:\Users\Admin\AppData\Local\Temp\tmpj7q372c6.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
        "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" /w00000234
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1060
  • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
    C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4172

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {34184A33-0407-212E-3320-09040709E2C2}.exe

        • Path C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
        • Size 412KB
        • SHA256 3386dcb841b528ec70cb2c44ef5eaed7a12eaee4afcc69047f0770303bdb9fdb
        • MD5 SHA1 SHA512 SSDEEP TLSH