Analysis

  • max time kernel
    91s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2023 18:00

General

  • Target

    70bdc622d4ecb4da6eb1d3a5f98652ab.exe

  • Size

    90KB

  • MD5

    70bdc622d4ecb4da6eb1d3a5f98652ab

  • SHA1

    6be9177289178f1799ca1241a35e94d24089148e

  • SHA256

    f82516c78483b315b21307bcbecd66273dfa1963f3ffa9d2609df6341e00a95e

  • SHA512

    f04a3df175241f72c85c6eb4e447aebb8f8832d09327c9f80a661e318cb265bc7b7a0490575f9c80e3142e493fc95588d7cca4e4c230ce09b93ab535a6e66c39

  • SSDEEP

    1536:804f1SMHjZ0k/tB1g//I0DuoxbxAHscmbiMKoEYP34B53FgAMKgNqpdcLc:ef1BDZ0kVB67Duw9AMcmbiMEeIb3PFgK

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70bdc622d4ecb4da6eb1d3a5f98652ab.exe
    "C:\Users\Admin\AppData\Local\Temp\70bdc622d4ecb4da6eb1d3a5f98652ab.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Users\Admin\AppData\Local\Temp\70bdc622d4ecb4da6eb1d3a5f98652ab.exe
      "C:\Users\Admin\AppData\Local\Temp\70bdc622d4ecb4da6eb1d3a5f98652ab.exe"
      2⤵
        PID:4820
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 952
        2⤵
        • Program crash
        PID:3376
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2776 -ip 2776
      1⤵
        PID:1224

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\nsb4A0A.tmp\System.dll

        Filesize

        11KB

        MD5

        fccff8cb7a1067e23fd2e2b63971a8e1

        SHA1

        30e2a9e137c1223a78a0f7b0bf96a1c361976d91

        SHA256

        6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

        SHA512

        f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c