Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/06/2024, 09:11

General

  • Target

    2024-06-08_d86c658f22726be1197cfb284ff01227_cryptolocker.exe

  • Size

    68KB

  • MD5

    d86c658f22726be1197cfb284ff01227

  • SHA1

    2e0c24c94887dfabf2e623716af7c8e583ec2df9

  • SHA256

    aab76a46e578c5ff6e7e093e79e060b16de21f8f250384bf8ba99db66c4c3c30

  • SHA512

    4c66389267c299676c9c55c6d6e8931dc4d1e7283ca146eff03c20aee5aa87d9d182d01bdced7451418f2e787d0f51871e0c0216ce1aefb259747cf8f67e356f

  • SSDEEP

    768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpE0P/xFIJ:6j+1NMOtEvwDpjr8ox8UDEpN/js

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 5 IoCs
  • Detects executables built or packed with MPress PE compressor 5 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\2024-06-08_d86c658f22726be1197cfb284ff01227_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-08_d86c658f22726be1197cfb284ff01227_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2512

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          68KB

          MD5

          1009854dcc506100355ddb68cf7d7192

          SHA1

          917756f11838014bef37fd9e93f75bf9a7c7e54e

          SHA256

          f59ff00832116e8ac9337d6d6615e5df8bae9c45f1a0f3d50dd5eef1f1bdd0b1

          SHA512

          51acf1ff4ef132e88f291e336f5db0da650d795308ca6070db94de4c52c946f578ae4572d5fba6e58ac1915ad39ef2e9aae28fa7365d230d8ad5fa4f2140cdc8

        • memory/2264-0-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB

        • memory/2264-1-0x0000000000460000-0x0000000000466000-memory.dmp

          Filesize

          24KB

        • memory/2264-9-0x0000000000460000-0x0000000000466000-memory.dmp

          Filesize

          24KB

        • memory/2264-2-0x00000000004A0000-0x00000000004A6000-memory.dmp

          Filesize

          24KB

        • memory/2264-15-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB

        • memory/2512-18-0x00000000003F0000-0x00000000003F6000-memory.dmp

          Filesize

          24KB

        • memory/2512-16-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB

        • memory/2512-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

          Filesize

          24KB

        • memory/2512-26-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB