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Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2024, 07:36

General

  • Target

    2024-10-12_2dd4fee82e71b47dcd3253071ca9e8c1_cryptolocker.exe

  • Size

    87KB

  • MD5

    2dd4fee82e71b47dcd3253071ca9e8c1

  • SHA1

    dee26edcdf3f3cc32c56754e47732ad874ef976d

  • SHA256

    86300370e82c37a1421a93def0ba432d13f939316500f77404399b64412c0ba8

  • SHA512

    6240de9c9a405a5cb77f7f26a5ade9e4aa807e783c304d337484bf474f5eaa0fd28b5b2fb9c5131c56a19bd1b84c6d2c60057420c4f880038ca19afc51f40f64

  • SSDEEP

    1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMMrCsf:TCjsIOtEvwDpj5HE/OUHnSMD

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\2024-10-12_2dd4fee82e71b47dcd3253071ca9e8c1_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_2dd4fee82e71b47dcd3253071ca9e8c1_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2100
    • 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:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    87KB

    MD5

    420ad752a26f802f3ba49b431353f727

    SHA1

    ec806d20e38ef368e7aee361305b81bcb8f339ff

    SHA256

    2e3399e2d33e614f0faa9a394a84d3c3aeed85042d83b0ffddfa26724fa693ae

    SHA512

    e2981524a83914a0409ecc0b61cf9fa27d07be51fad56d38c942e36cf3d8bf4e49c27b89bf07970f53b0f62eb77b1efb4d9482ecc9c27ce0f4095fb7f45e4342

  • memory/2100-0-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/2100-2-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB

  • memory/2100-9-0x0000000000420000-0x0000000000426000-memory.dmp

    Filesize

    24KB

  • memory/2100-1-0x0000000000420000-0x0000000000426000-memory.dmp

    Filesize

    24KB

  • memory/2100-14-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/2164-18-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2164-17-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2164-25-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB