Analysis

  • max time kernel
    46s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:45

General

  • Target

    db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419.exe

  • Size

    516KB

  • MD5

    d02f0af0402ac1abdcea33faccf55e82

  • SHA1

    9edee04da2f3230ac265c3f86c5cb11a2518bfee

  • SHA256

    db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419

  • SHA512

    99a781dc21a45fb91bb6c7cc0e0dd76c58b00434b8dcd459c4f801cd2fb486bb6f8ad2486728fc0ae2463cdcca816be53f1c1df21e4cb64f75cea5dc76963915

  • SSDEEP

    6144:gfGqIV9mizU70SQg8xjcgwRPdbRLpvAtL5Nqh689z2J6ypEBIMvO1Kt:gfGqg9miiPQgCojVb7CLLOz2JoBIM2Et

Score
8/10

Malware Config

Signatures

  • Sets file execution options in registry 2 TTPs 2 IoCs
  • Checks for any installed AV software in registry 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry class 7 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419.exe
    "C:\Users\Admin\AppData\Local\Temp\db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Windows\SysWOW64\cmd.exe
      /c net stop MpsSvc
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:956
      • C:\Windows\SysWOW64\net.exe
        net stop MpsSvc
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:544
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop MpsSvc
          4⤵
            PID:584
      • C:\Users\Admin\AppData\Local\Temp\db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419.exe
        C:\Users\Admin\AppData\Local\Temp\db81c36176b8ba86f2069bece6601af6695cdc34ed665d7db00b44d2270ef419.exe
        2⤵
        • Sets file execution options in registry
        • Checks for any installed AV software in registry
        • Drops desktop.ini file(s)
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious behavior: MapViewOfSection
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1992
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x5F5307BC" /TR "C:\ProgramData\iexplorer\qfoqkotiu.exe" /RL HIGHEST
          3⤵
          • Creates scheduled task(s)
          PID:848
        • C:\Windows\SysWOW64\WerFault.exe
          "C:\Windows\SysWOW64\WerFault.exe"
          3⤵
            PID:1148

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/544-68-0x0000000000000000-mapping.dmp

      • memory/584-70-0x0000000000000000-mapping.dmp

      • memory/848-75-0x0000000000000000-mapping.dmp

      • memory/956-55-0x0000000000000000-mapping.dmp

      • memory/960-64-0x00000000002E0000-0x00000000002E4000-memory.dmp

        Filesize

        16KB

      • memory/960-54-0x00000000757A1000-0x00000000757A3000-memory.dmp

        Filesize

        8KB

      • memory/1148-76-0x0000000000000000-mapping.dmp

      • memory/1148-78-0x00000000001A0000-0x000000000026F000-memory.dmp

        Filesize

        828KB

      • memory/1148-81-0x0000000077970000-0x0000000077AF1000-memory.dmp

        Filesize

        1.5MB

      • memory/1148-80-0x00000000001A0000-0x000000000026F000-memory.dmp

        Filesize

        828KB

      • memory/1148-79-0x0000000077970000-0x0000000077AF1000-memory.dmp

        Filesize

        1.5MB

      • memory/1992-73-0x0000000000340000-0x000000000038B000-memory.dmp

        Filesize

        300KB

      • memory/1992-58-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-71-0x0000000000340000-0x000000000038B000-memory.dmp

        Filesize

        300KB

      • memory/1992-72-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-62-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-74-0x0000000000800000-0x000000000080B000-memory.dmp

        Filesize

        44KB

      • memory/1992-57-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-56-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-77-0x0000000000340000-0x000000000038B000-memory.dmp

        Filesize

        300KB

      • memory/1992-59-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-66-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-61-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/1992-63-0x000000000040120A-mapping.dmp