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Analysis

  • max time kernel
    129s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 16:40

General

  • Target

    634ced6a832a2a3ac52cd337cc1f1ea11a22fc4f93803e23d973240e88f98182.exe

  • Size

    157KB

  • MD5

    0df8c45598ac75c001cc454f48555279

  • SHA1

    c3121995606925ce90d44704598be0c6d8fd3973

  • SHA256

    634ced6a832a2a3ac52cd337cc1f1ea11a22fc4f93803e23d973240e88f98182

  • SHA512

    601c18cffaf282969a7966b64dc0e3fa0e14e5396c906c7689aece46b7b62509a1cb413a2a52125af9b4b3c148f1a29193bc3c479dcd0a1f2928b525babcbaa3

  • SSDEEP

    3072:a90piG4SaQEORdeMseXNP0bHkedzhkgzURXx6rMIm1pRKQLL:lpihVQfHeAN+zUJ/IwpRPL

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\634ced6a832a2a3ac52cd337cc1f1ea11a22fc4f93803e23d973240e88f98182.exe
    "C:\Users\Admin\AppData\Local\Temp\634ced6a832a2a3ac52cd337cc1f1ea11a22fc4f93803e23d973240e88f98182.exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:4212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 724
      2⤵
      • Program crash
      PID:4852
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4212 -ip 4212
    1⤵
      PID:1108

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/4212-132-0x0000000000400000-0x0000000000418000-memory.dmp

      Filesize

      96KB

    • memory/4212-133-0x0000000000400000-0x0000000000418000-memory.dmp

      Filesize

      96KB