Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2024, 20:47

General

  • Target

    2024-10-05_233b93e4571772190db12604c66e2bc4_cryptolocker.exe

  • Size

    36KB

  • MD5

    233b93e4571772190db12604c66e2bc4

  • SHA1

    0e850edb4af81d9cd26b7de596b837d6becb3292

  • SHA256

    59d2ed0e6e230210987fb5b0265113d6488fd1dbdcc23df8b82738a21babfa81

  • SHA512

    4cd7c9c9ffa67b35279198dbd769e90e4683bb5adafe96ffb71e6473a7344d3b7bd1d6f93d6f9a6234046946dadb87b87e9b347c89254090b8432d6a33123746

  • SSDEEP

    384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3NbQDj:bAvJCYOOvbRPDEgXrNekd7l94i3pQP

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\2024-10-05_233b93e4571772190db12604c66e2bc4_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-05_233b93e4571772190db12604c66e2bc4_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1400
    • 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:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    36KB

    MD5

    c0c60de3184225c6fc553ab707cf9a0e

    SHA1

    3279ddfbfc94bad0e1b10b1b489ed2ae20eb7c30

    SHA256

    5de7d0b05253338cdfe38ef8033050d169761cbdd8d23aad3b2e2ee39dbbd012

    SHA512

    b3df46f7013317813e816a413c2e4dd155425204ef25ade84b024706405a886f89bb75440294cb3af2a78da11f2ed8146e12b3974024ad6ec7db863bd0f9fdba

  • memory/1400-0-0x00000000003E0000-0x00000000003E6000-memory.dmp

    Filesize

    24KB

  • memory/1400-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/1400-7-0x00000000003E0000-0x00000000003E6000-memory.dmp

    Filesize

    24KB

  • memory/2804-23-0x0000000000410000-0x0000000000416000-memory.dmp

    Filesize

    24KB