Analysis

  • max time kernel
    132s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 23:03

General

  • Target

    2024-10-17_e2a0d25c347c082c16c2ffcc672bddb7_cryptolocker.exe

  • Size

    57KB

  • MD5

    e2a0d25c347c082c16c2ffcc672bddb7

  • SHA1

    4de4d1401edcb9be24f3251d71cf0481eb00051c

  • SHA256

    ca0887ed84eccdca31adc636bcb2b0c90ee8268d98ecafa4c3435ad8650208e1

  • SHA512

    74fa8ccd760734a84cc4293c76123da7c34dcf8e771be52232ed06c22201f97350d7d8cfcaaeeb9a782fe405da36238b2a424be23f59d8dd31d36777e66e1f23

  • SSDEEP

    1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLA+RD:X6a+SOtEvwDpjBrOv

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\2024-10-17_e2a0d25c347c082c16c2ffcc672bddb7_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-17_e2a0d25c347c082c16c2ffcc672bddb7_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2620
    • 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:2584

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          58KB

          MD5

          f69e9344d022bfbd72a3f5c9e3db9a4d

          SHA1

          1a18a874fec9414f1652a2b765c92496feaea2bb

          SHA256

          40621eefe3c40acd3a0910d5a35c6fa5142e13202cd9490d52a23e54c6d525e1

          SHA512

          8bf87bbda770db376fb02450a14ea1c2b07f09b12a7d209d603f354b54c6327690b69c152ea6fc5453d232a2b9ee32c4fcfaf71dac56d22b7ecc53bfe218da0e

        • memory/2584-15-0x00000000003F0000-0x00000000003F6000-memory.dmp

          Filesize

          24KB

        • memory/2584-22-0x00000000001C0000-0x00000000001C6000-memory.dmp

          Filesize

          24KB

        • memory/2620-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

          Filesize

          24KB

        • memory/2620-1-0x0000000000290000-0x0000000000296000-memory.dmp

          Filesize

          24KB

        • memory/2620-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

          Filesize

          24KB