Analysis

  • max time kernel
    68s
  • max time network
    65s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    01-08-2020 19:36

General

  • Target

    SecuriteInfo.com.Win32.HLLW.Autoruner1.38636.30902.31421.exe

  • Size

    113KB

  • MD5

    605fd6ecbb77d69c381f18a865002edb

  • SHA1

    7d5f8df774d0c28f0165c30369037e2a3584aab6

  • SHA256

    9bd190203a73b19bda71958ad24f3b7cfc2867e5ac6c607444c6e406fb3ab476

  • SHA512

    bae1cb11245d6a5d3d254b72b043107b7e94ea873678a9c2d061125e38ad4f6d24dbffea5c3b15a6e51659a90f104139c9cb2e0863e58aaab45041af34e2598c

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3032
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.HLLW.Autoruner1.38636.30902.31421.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.HLLW.Autoruner1.38636.30902.31421.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetThreadContext
        PID:500
        • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.HLLW.Autoruner1.38636.30902.31421.exe
          "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.HLLW.Autoruner1.38636.30902.31421.exe"
          3⤵
          • Modifies WinLogon
          • Modifies WinLogon for persistence
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          • Suspicious behavior: EnumeratesProcesses
          • Drops desktop.ini file(s)
          PID:628

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Winlogon Helper DLL

    2
    T1004

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Replay Monitor

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    Downloads

    • memory/628-0-0x0000000000400000-0x0000000000405000-memory.dmp
      Filesize

      20KB

    • memory/628-1-0x0000000000401920-mapping.dmp
    • memory/628-2-0x0000000000400000-0x0000000000405000-memory.dmp
      Filesize

      20KB

    • memory/628-3-0x00000000024C0000-0x00000000024C1000-memory.dmp
      Filesize

      4KB

    • memory/628-4-0x0000000002CC0000-0x0000000002CC1000-memory.dmp
      Filesize

      4KB