Analysis

  • max time kernel
    138s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2022, 22:08

General

  • Target

    setup.exe

  • Size

    1.3MB

  • MD5

    0adf5309816e4245cd95357a4d3f06f7

  • SHA1

    affb254e3d8fcdaf8ab5bd94aa6eb6b5bf5b131b

  • SHA256

    adcc5d685970b6d59d9c5e1f455ee3a587c96f1c95fcae131ebacd56c726dd41

  • SHA512

    9e5663e256788edf8e175e007337e28804aab77f17122b1d71d503f845e7bf973db9841e172e228782657cb4c3fab5ed57ecc702daeabbd9e61c4783d03d5889

  • SSDEEP

    12288:sTA602ZB1GOOyKoK4Llt6i+yDqVl4vwcxaapX4Uopq1aP0X4doZjcfVKWeQp9456:S1bpD7Zt6GaOa4o/q1RXdZQdneJKN

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies registry class 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Registers COM server for autorun
    • Checks whether UAC is enabled
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4816
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 2912
      2⤵
      • Program crash
      PID:3600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4816 -ip 4816
    1⤵
      PID:3704

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/4816-132-0x0000000003B00000-0x0000000003C41000-memory.dmp

      Filesize

      1.3MB