Analysis

  • max time kernel
    119s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 20:44

General

  • Target

    2024-09-08_ee6b43d0d2adec8e454cfa3ab2b9219a_cryptolocker.exe

  • Size

    32KB

  • MD5

    ee6b43d0d2adec8e454cfa3ab2b9219a

  • SHA1

    77f206322b8697565e683b5bedaae106a8772bec

  • SHA256

    32ea176645bbdac3745b88e08466f99d3355142e77d4b66c01115c7a4a143459

  • SHA512

    fe1045a445318e215528e5ff6a74d3d0754c321a9751b0f345f725a7f942d0577192c6233051ae8a22de998c1b5911f2c9737ddcf040240bee9ef57e3a9bd2cf

  • SSDEEP

    384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cJ3vdo7:bAvJCYOOvbRPDEgXRcJC

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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-08_ee6b43d0d2adec8e454cfa3ab2b9219a_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-08_ee6b43d0d2adec8e454cfa3ab2b9219a_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2120
    • 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
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    32KB

    MD5

    13538e4a49520440f7ab635819bee6de

    SHA1

    900c8c38fd46a048a9d4e23c9b6f2efa997b22a9

    SHA256

    327cf6a802451a2e3b907d949a66dfc18bca415e2769a67ceb52471b47fcced0

    SHA512

    a835e6721d862dcf37f647be3084587eca8d1e5846e091a21793094300af4f9537c3c652960f729a4c1b9ac77be62edfcd034e3f6d04c3d5ec355ac442e553a2

  • memory/1708-23-0x0000000000340000-0x0000000000346000-memory.dmp

    Filesize

    24KB

  • memory/2120-0-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2120-8-0x0000000000290000-0x0000000000296000-memory.dmp

    Filesize

    24KB

  • memory/2120-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB