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Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2024, 16:41

General

  • Target

    2024-10-10_d8a5089435ac8a79dca1070a4ac6da31_cryptolocker.exe

  • Size

    85KB

  • MD5

    d8a5089435ac8a79dca1070a4ac6da31

  • SHA1

    372cdff66fb49d90a743bbcc2b72862821f47722

  • SHA256

    d9da5dc8eeab6e3152045d7cad5ae3e1bf1198f177f14da0de342697dbbed5ac

  • SHA512

    3f7e48beead652ab3d5f6f3b448e044dbcda91842c1540ac739eed519c5522cd6c510f335fff0750c0d3b0786fc039ea7daf95937d3ebb592a2dd0812a6bdc26

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRX6:xj+VGMOtEvwDpjubwQEIq

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\2024-10-10_d8a5089435ac8a79dca1070a4ac6da31_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-10_d8a5089435ac8a79dca1070a4ac6da31_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2640
    • 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:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    85KB

    MD5

    b25c0bde9c574590027ebfac43e14646

    SHA1

    071ba3610f3850080535f63160e866830c07a32b

    SHA256

    62472be0eda27b1ab892411f63a151ff7a021657604365117cde0f7772dbea43

    SHA512

    8f1ae74d56c80dee56c73e2f7c98d89917ee008e3de6438f89f9c3b461ff952b717bbac38fe45d96fc4f68944a42354708365af4a812bb720916a891f37b83fd

  • memory/2640-1-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2640-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2640-2-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2640-9-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2640-14-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2856-17-0x0000000000360000-0x0000000000366000-memory.dmp

    Filesize

    24KB

  • memory/2856-18-0x00000000004A0000-0x00000000004A6000-memory.dmp

    Filesize

    24KB

  • memory/2856-25-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB