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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
    06/10/2024, 05:21

General

  • Target

    2024-10-06_02a06a37be7cd0815178bcbe49593c0c_cryptolocker.exe

  • Size

    37KB

  • MD5

    02a06a37be7cd0815178bcbe49593c0c

  • SHA1

    9881a1d6990205aa7526c8ce96bbe9b00a380023

  • SHA256

    b786e878dcf1a75aac216d8780870f772da178fd622d65bd2125e4a17612979f

  • SHA512

    4ddbde0d9cc344dad6ca8574a5904268ecfa87eb3671739a4a8ae527b7dd25f02d4764272cadce4a5e7e3aae82804834f09da2555dd67297025899e1f9dd565b

  • SSDEEP

    768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvCSXMjOh:m5nkFNMOtEvwDpjG8hxMjOh

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\2024-10-06_02a06a37be7cd0815178bcbe49593c0c_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-06_02a06a37be7cd0815178bcbe49593c0c_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2508
    • 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:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    37KB

    MD5

    ef8ded06b7a82a74118d5f2630d8360c

    SHA1

    df2412581dafac8d4be7e07f74c3f0c212624f92

    SHA256

    ae810d519e63fdcf26aa4b033ecfb5002adb882bd14facf39b680397f76dc50a

    SHA512

    3b97fb67e5e87b639a95d96416e47a14bd27d9a560ffdfb8a63ee994357e2288415bcc9c4b62cb6320e8b836a1850f7219fe1118afb524f9317e8374d5ef734c

  • memory/2508-0-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/2508-2-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/2508-9-0x0000000000430000-0x0000000000436000-memory.dmp

    Filesize

    24KB

  • memory/2508-1-0x0000000000430000-0x0000000000436000-memory.dmp

    Filesize

    24KB

  • memory/2508-13-0x00000000006E0000-0x00000000006EE000-memory.dmp

    Filesize

    56KB

  • memory/2508-16-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/2528-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2528-19-0x00000000004E0000-0x00000000004E6000-memory.dmp

    Filesize

    24KB

  • memory/2528-27-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB