Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2024, 02:25

General

  • Target

    2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe

  • Size

    69KB

  • MD5

    78c4db63eb731fc2b19266df2b982da9

  • SHA1

    165788f34f2f03d3da53f59b73a3951e2293c1b4

  • SHA256

    5706f5da79b85a558632b529f092f84019b070288929bb835cbfffe8b93dd264

  • SHA512

    8557afe3d0f222cf7300a4e9081e9dc1e226926a0762262c680b32dc4b8a34f98eba2aefe494faa92752db76f565ee76fc8d9d3fcbe279a42472114e9ddd221b

  • SSDEEP

    768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ9BL7r:gUj+AIMOtEvwDpjNbx7r

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2200

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          70KB

          MD5

          34886541c75450645a90d67e719c266f

          SHA1

          34a3200209e88a582857eb7165b8ab30aa974263

          SHA256

          525722cf26e254f8f957b61664823dd7db694c08453c359ab3ef813e3e190ffd

          SHA512

          ee0a515634586689f0118ab5f7cff800e2a05c922e41a080177a0de7433423cba152d76c0dd6d544f0a0ea4f0d4638444ce704c11717b5b7c062665a7a6bcd2e

        • memory/1872-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

          Filesize

          24KB

        • memory/1872-2-0x00000000004A0000-0x00000000004A6000-memory.dmp

          Filesize

          24KB

        • memory/1872-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

          Filesize

          24KB

        • memory/2200-15-0x00000000004D0000-0x00000000004D6000-memory.dmp

          Filesize

          24KB

        • memory/2200-22-0x00000000003C0000-0x00000000003C6000-memory.dmp

          Filesize

          24KB