Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 20:23

General

  • Target
    2026-08-07_949abe9962e6a18b17906e103212df84_cryptolocker_elex.exe
  • Size 67KB
  • Sample260807-y54z5sshmg
  • SHA256 5da868dffc079690696a13c1b1b7de8119c67fc175bd09744a37f17a5b1fc20b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-07_949abe9962e6a18b17906e103212df84_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-07_949abe9962e6a18b17906e103212df84_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4240
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1660

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        gewos.exe

        • Path C:\Users\Admin\AppData\Local\Temp\gewos.exe
        • Size 67KB
        • SHA256 438f7cbaa8ff8331baefc259b68aec8d1d7fd66fc347902b3f202403cb29af3b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gewosik.exe

        • Path C:\Users\Admin\AppData\Local\Temp\gewosik.exe
        • Size 4B
        • SHA256 042aea10a0f14f2d391373599be69d53a75dde9951fc3d3cd10b6100aa7a9f24
        • MD5 SHA1 SHA512

        memory/1660-20-0x0000000000400000-0x000000000040C000-memory.dmp

        memory/1660-22-0x0000000000400000-0x000000000040C000-memory.dmp

        memory/1660-23-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/1660-29-0x0000000000400000-0x000000000040C000-memory.dmp

        memory/1660-31-0x0000000000400000-0x000000000040C000-memory.dmp

        memory/4240-0-0x0000000000404000-0x0000000000405000-memory.dmp

        memory/4240-1-0x00000000021E0000-0x00000000021E6000-memory.dmp

        memory/4240-2-0x0000000000400000-0x000000000040C000-memory.dmp

        memory/4240-3-0x0000000000400000-0x0000000000406000-memory.dmp