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Analysis

  • max time kernel
    67s
  • max time network
    50s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/04/2024, 00:40

General

  • Target

    2024-04-29_68ddd0c59e394f2d366a048c08d7f6be_avoslocker.exe

  • Size

    7.3MB

  • MD5

    68ddd0c59e394f2d366a048c08d7f6be

  • SHA1

    99a345bf566e0b5653c4bc053238f712b6cc3415

  • SHA256

    e865fb36a9861562cb83fddebd5dab191cd43f429e0e9cdb8a0fd3307072430b

  • SHA512

    1c972b60f0d61241e32203173d244da19a3ad1e9dc13f1724d2a16447e4705a4aef42c22d3bce125d672199b11b363a2064d68cb9647b709710a96b282e5ac6d

  • SSDEEP

    98304:g+BPc9rUoflanoCoN2ck3q2TfUvuQsRwAx8nfJVAsh+bQYL:sUoflrCOP2Tf4XgSf5hzG

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-29_68ddd0c59e394f2d366a048c08d7f6be_avoslocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-29_68ddd0c59e394f2d366a048c08d7f6be_avoslocker.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2060
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 2244
      2⤵
      • Program crash
      PID:4276
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2060 -ip 2060
    1⤵
      PID:5060

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\{59DF8FC1-2FFA-44AD-AB77-AFB8B88B344A}\CCDInstaller.js

      Filesize

      1.2MB

      MD5

      a8cca5b969784f356bcf8bbd0895b8cb

      SHA1

      bcedc0d7ed2e6ac55709f0b837a354c6ad7f9c97

      SHA256

      a641388d7b4c162c026606d4b099afc45db810edb39c8c5bddd087a1df840aa0

      SHA512

      7c9e9fc110ea0a5c51a15b5253c0dc2d47a490581dd4005925c3045d6f4e2ed0ff9cd427a9cc42db090153706283b1a6270c225bd3a161198c805db435375670

    • C:\Users\Admin\AppData\Local\Temp\{59DF8FC1-2FFA-44AD-AB77-AFB8B88B344A}\index.html

      Filesize

      426B

      MD5

      a28ab17b18ff254173dfeef03245efd0

      SHA1

      c6ce20924565644601d4e0dd0fba9dde8dea5c77

      SHA256

      886c0ab69e6e9d9d5b5909451640ea587accfcdf11b8369cad8542d1626ac375

      SHA512

      9371a699921b028bd93c35f9f2896d9997b906c8aba90dd4279abba0ae1909a8808a43bf829584e552ccfe534b2c991a5a7e3e3de7618343f50b1c47cff269d6