Analysis

  • max time kernel
    92s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    10/06/2024, 04:15

General

  • Target

    2024-06-10_64d142935b6949513ca0b93a4b72cb06_cryptolocker.exe

  • Size

    57KB

  • MD5

    64d142935b6949513ca0b93a4b72cb06

  • SHA1

    7b71fcce202b764353f381afafc152d704051214

  • SHA256

    570bd19b1d748548e731b0690591dc7c3837b013a71fbeff2b3e402c3bd25ece

  • SHA512

    cf765ef5286ad9b42ee93bc8c3b9c43f82700567f27b91f96c82949223f14f05f7cab6403408f6e6732c5b938ca12faa11eb5b60ee6f9f16d0f9ea2836b36c33

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4hdCW1nw71TkhsiPn1YFv6dl4GD9:vj+jsMQMOtEvwDpj5HH1nw73KOFif

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 IoCs
  • 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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-10_64d142935b6949513ca0b93a4b72cb06_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-10_64d142935b6949513ca0b93a4b72cb06_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2368

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          58KB

          MD5

          aca75dba155d89691ca0997c744dbd7d

          SHA1

          16d7bad69922b3953f53401cb9794b4a58bfd5c9

          SHA256

          8fd86692a5eba96cc9cfcd9b74d368585f6ee7a64df342e09bf92fce99d39ea2

          SHA512

          22989a7b0197bf36bcced488feb5ddf0d30262dad9c7ed84cb0b8eb18187c08998c54aea795da90845ec4d20519b3237c3a3c499709b703d7f4288168a3f9a8d

        • memory/1244-0-0x0000000000250000-0x0000000000256000-memory.dmp

          Filesize

          24KB

        • memory/1244-1-0x0000000000350000-0x0000000000356000-memory.dmp

          Filesize

          24KB

        • memory/1244-8-0x0000000000250000-0x0000000000256000-memory.dmp

          Filesize

          24KB

        • memory/2368-15-0x0000000000310000-0x0000000000316000-memory.dmp

          Filesize

          24KB

        • memory/2368-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

          Filesize

          24KB