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Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    15/10/2024, 04:00

General

  • Target

    2024-10-15_f731807ffb6211816de7201d89804771_cryptolocker.exe

  • Size

    43KB

  • MD5

    f731807ffb6211816de7201d89804771

  • SHA1

    e763fd9e4d6f32ef698ec601b8e8c73376d656b4

  • SHA256

    45a4e6a72afb0bd68362e69be8c712a6df54051ec897e4b76789b288a2596731

  • SHA512

    b6d1ddeae078536327a5e7b41bab423af57681d6c03842b37d7ff8e82b397ca6b6a77149b40104ba054511e4938ff3ac664dc64621168485b37457b9a3e43f93

  • SSDEEP

    768:wHGGaSawqnwjRQ6ESlmFOsPoOdQtOOtEvwDpjm6j4AYsqSh+DETkedmhTTHFc:YGzl5wjRQBBOsP1QMOtEvwDpjl39+D+5

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\2024-10-15_f731807ffb6211816de7201d89804771_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-15_f731807ffb6211816de7201d89804771_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2316
    • 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:2428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    44KB

    MD5

    48443d49a7abd8ac94a4c9468a187664

    SHA1

    5f4b82c3a106153635400acfe87021d54960abc1

    SHA256

    dea6131e39e38c41ee577bc73e544e837f9dbe9bf89611922cc39a67b5150ac2

    SHA512

    2509c8548ce6c4f4f225358a32775abfd6cc1c685e0ffe8eabead65f69d9ae28db754557175573d87ab1b236e3dc1c3a00e3dd992082c1a3cdd26f5f4a969917

  • memory/2316-0-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/2316-1-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2316-2-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/2316-9-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2316-15-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/2428-16-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/2428-25-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2428-18-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2428-26-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB