Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    05/07/2024, 13:27

General

  • Target

    2024-07-05_63a938a3849ed3c78e3ac64e5b12eccd_cryptolocker.exe

  • Size

    84KB

  • MD5

    63a938a3849ed3c78e3ac64e5b12eccd

  • SHA1

    26c2257e9bf8f1de5c993f447ee23329e6af016f

  • SHA256

    cdadce1f606fa52060f804ce3a1803d839b3862114401df0dea370a97e3eec6b

  • SHA512

    94dc348dda9a2787997bde5c2ddcee078226b8a317faacd09313de411af6e7aab928b4fd0c1673dc762430365a2cd0efbbcc1fa5d20eb219c538b907017a3e59

  • SSDEEP

    1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMMrCO:TCjsIOtEvwDpj5HE/OUHnSM/

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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-05_63a938a3849ed3c78e3ac64e5b12eccd_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-05_63a938a3849ed3c78e3ac64e5b12eccd_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:304
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2260

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          84KB

          MD5

          fb7f0a4f3b5744a06e2cdf2374b49e46

          SHA1

          7a4ba69aa5e34fae81a5aade60f1b88345bbc0dc

          SHA256

          e5991eaa902754cb93b1e8d333e11e4109a71332a4af700669989a6edecc5f14

          SHA512

          4a2a3b47dfd588be2a707f27b359bb9c662472765990edd735dd376bbd03da6294f0112d8c343c9849720b49a98e2bacc3bdbb5d071cb6fc437132f3e82f6e73

        • memory/304-1-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/304-0-0x0000000000500000-0x000000000050E000-memory.dmp

          Filesize

          56KB

        • memory/304-9-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/304-2-0x0000000000360000-0x0000000000366000-memory.dmp

          Filesize

          24KB

        • memory/304-15-0x0000000000500000-0x000000000050E000-memory.dmp

          Filesize

          56KB

        • memory/2260-16-0x0000000000500000-0x000000000050E000-memory.dmp

          Filesize

          56KB

        • memory/2260-25-0x00000000002C0000-0x00000000002C6000-memory.dmp

          Filesize

          24KB

        • memory/2260-18-0x0000000000350000-0x0000000000356000-memory.dmp

          Filesize

          24KB

        • memory/2260-26-0x0000000000500000-0x000000000050E000-memory.dmp

          Filesize

          56KB