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Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 22:21

General

  • Target

    2024-10-01_34f67ed1fa7dc1b5e8b935efb3023eb9_cryptolocker.exe

  • Size

    32KB

  • MD5

    34f67ed1fa7dc1b5e8b935efb3023eb9

  • SHA1

    d2a1ac5734736f8df037045afa8372f64ea29446

  • SHA256

    0316e6ca691f026d988941aca44fe17700ae4c389b5a392f118668526a61ff4b

  • SHA512

    963c41046373d0ea06da431585c3e178a729e1b17d9e57642aa18d1594fb8b11acb7d6d9bce535d8d4266ed90127232b6df8c81b971fa28e17b2d1c976446267

  • SSDEEP

    384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cJ3vdo9:bAvJCYOOvbRPDEgXRcJQ

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 UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-01_34f67ed1fa7dc1b5e8b935efb3023eb9_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-01_34f67ed1fa7dc1b5e8b935efb3023eb9_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\demka.exe
      "C:\Users\Admin\AppData\Local\Temp\demka.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:2460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    32KB

    MD5

    ff9d8dcc93d79ac52f579ce0d7da6990

    SHA1

    c40333c0c90475fe3f9002b124e23710b2a4481a

    SHA256

    a88a7bb79abc788dfb95ada252eb97f809772730b52949011e54b216ab45fc63

    SHA512

    3660dc00a74543f893fb7623e37a7d8334d06ed200d83c489b1c3b0d41a3f5bae7cb96db6128f51583d6d92a2c8d029bcd8e93b0ea848b7c95fe229e6720c276

  • memory/2104-0-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2104-8-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2104-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/2460-23-0x00000000003F0000-0x00000000003F6000-memory.dmp

    Filesize

    24KB