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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 08:32

General

  • Target

    2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe

  • Size

    76KB

  • MD5

    9a13f317ad20676ff4bdf58f7f291567

  • SHA1

    e8eabb1bda65b51b1ca3e7f7cda00fe1df41c57d

  • SHA256

    bf9fea2763957431d98785eafdabce63c14a830f127a2ece344db8ad8f164021

  • SHA512

    eb488742265d6f816b762b6f3b162ca984556e904f18ec6e7758d1bb6d749a8d89dc8d7f8286a88f9edf4da97f6bad4972a6a3d47b73bf309a168def6b5af309

  • SSDEEP

    768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPtNw5CS95yM:V6QFElP6n+gMQMOtEvwDpjyaLccVNlw

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\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:296
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    76KB

    MD5

    5952e12e016b4ab2792dac56e91992ef

    SHA1

    6b090363650e81fc99ee5b9a88e6772dbf563f51

    SHA256

    fd42751cc2c795ad025ac3ccb5a93cc39377cd4edde44ec282b93a2a86e89286

    SHA512

    604163ef2839431804179468dbbd38789117bb0edff2878bb60a01bfd03960840bee8080947f8417272fa1aa5ac128c0e7eb991441facfa002840a236e1f71b1

  • memory/296-1-0x0000000000310000-0x0000000000316000-memory.dmp

    Filesize

    24KB

  • memory/296-0-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/296-8-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2776-22-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB

  • memory/2776-15-0x0000000000610000-0x0000000000616000-memory.dmp

    Filesize

    24KB