Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 19:37

General

  • Target

    2024-10-17_d199e39516738fbf4dcbb7c76753ae27_cryptolocker.exe

  • Size

    46KB

  • MD5

    d199e39516738fbf4dcbb7c76753ae27

  • SHA1

    813cc03c6d48727c3e61ebd513b6648ebe168e0a

  • SHA256

    9f6d280922e5db95efd630a270c14a43e05956d1935d1f23bf575d400b46d387

  • SHA512

    9ed095228db3069b8d14eab306d4e6bdad382c2291972dc2962dbed8270cdbc710fa103a86a1fb039f29f029f94f34eedc248379eb7b9852f45dba4c61d62d14

  • SSDEEP

    768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05WTBKl:qmbhXDmjr5MOtEvwDpj5cDtKkQZQ6s

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_d199e39516738fbf4dcbb7c76753ae27_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-17_d199e39516738fbf4dcbb7c76753ae27_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2884
    • 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:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          47KB

          MD5

          48d2562950542b72954f0a0a59597c7e

          SHA1

          d009037080e86a28951081e5659e73c8e41eae8f

          SHA256

          b00c9b0577941efe45ed1734953eb93817e59d2e4f61c4094680bb64b6f00a44

          SHA512

          6842f2891e6bd1ff1d27bbad746681f0f825665d139c4fea958d63d94949b19460d3543458038695193485e981f6f51aa51d959c4f938ee243a28a00c9fa0b11

        • memory/2884-0-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2884-1-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/2884-2-0x0000000000470000-0x0000000000476000-memory.dmp

          Filesize

          24KB

        • memory/2884-9-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/2884-16-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2932-18-0x0000000000290000-0x0000000000296000-memory.dmp

          Filesize

          24KB

        • memory/2932-25-0x00000000001D0000-0x00000000001D6000-memory.dmp

          Filesize

          24KB

        • memory/2932-26-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB