Analysis

  • max time kernel
    0s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2024, 06:37

General

  • Target

    2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe

  • Size

    91KB

  • MD5

    1a1279a80c9f22d1f0a4d0fc8e86b6c3

  • SHA1

    98993b458de66f8f8cb92d0d2be3cf2739957372

  • SHA256

    a661c12cdda38384bafed713d1a76e9db76123eac9c3c745aa2148134942c41d

  • SHA512

    82be3ffa610996c42e8bfe68384e673eed19687193b75099aa66d2bd316adf532c5d8641e5f98936497aa387c61acd0d6d99a7d538ac96deda905811e17fce7c

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01K:AnBdOOtEvwDpj6zM

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    PID:3160
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
        PID:4612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3160-0-0x0000000000500000-0x000000000050F000-memory.dmp

      Filesize

      60KB

    • memory/3160-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

      Filesize

      24KB

    • memory/3160-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

      Filesize

      24KB

    • memory/3160-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

      Filesize

      24KB

    • memory/3160-17-0x0000000000500000-0x000000000050F000-memory.dmp

      Filesize

      60KB

    • memory/4612-24-0x0000000000570000-0x0000000000576000-memory.dmp

      Filesize

      24KB

    • memory/4612-20-0x0000000002070000-0x0000000002076000-memory.dmp

      Filesize

      24KB

    • memory/4612-18-0x0000000000500000-0x000000000050F000-memory.dmp

      Filesize

      60KB

    • memory/4612-27-0x0000000000500000-0x000000000050F000-memory.dmp

      Filesize

      60KB