Analysis

  • max time kernel
    138s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-05-2024 10:24

General

  • Target

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe

  • Size

    60KB

  • MD5

    086bc92d33eef1a2b85429e327c6c280

  • SHA1

    3c35b99d55fa3aa88c3b1b09eb0911e7ba098063

  • SHA256

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087

  • SHA512

    c33a4fa63bfc8f1de5d8fef8462ae28929c735add70006fc4357bbccfb25981080bc5ba42d5ef4169ed771f0b97a07791fbf44cbbbae84dc72b5a1fc51a7f20e

  • SSDEEP

    768:R8kXsqXMRKbsc+nJUlez5eYEqT5yXsqJRU7ihG1gfFNsHWP4jBS:207bszJUyeYEocJiu4gfFi2+A

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2480
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3544
      • C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe
        "C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4348
        • C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe
          "C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1104
          • C:\Windows\SysWOW64\winver.exe
            winver
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:5048
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 388
              5⤵
              • Program crash
              PID:3480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5048 -ip 5048
      1⤵
        PID:4756

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1104-3-0x0000000000400000-0x0000000000405000-memory.dmp
        Filesize

        20KB

      • memory/2480-16-0x0000000000580000-0x0000000000586000-memory.dmp
        Filesize

        24KB

      • memory/2480-20-0x00007FFA76E10000-0x00007FFA76E11000-memory.dmp
        Filesize

        4KB

      • memory/2480-17-0x0000000000580000-0x0000000000586000-memory.dmp
        Filesize

        24KB

      • memory/3544-11-0x00000000024A0000-0x00000000024A6000-memory.dmp
        Filesize

        24KB

      • memory/3544-4-0x00000000024A0000-0x00000000024A6000-memory.dmp
        Filesize

        24KB

      • memory/3544-12-0x00007FFA76C8D000-0x00007FFA76C8E000-memory.dmp
        Filesize

        4KB

      • memory/3544-13-0x00007FFA76E20000-0x00007FFA76E21000-memory.dmp
        Filesize

        4KB

      • memory/4348-0-0x0000000000400000-0x0000000000410000-memory.dmp
        Filesize

        64KB

      • memory/4348-9-0x0000000000400000-0x0000000000410000-memory.dmp
        Filesize

        64KB

      • memory/5048-10-0x00000000004B0000-0x00000000004C2000-memory.dmp
        Filesize

        72KB

      • memory/5048-5-0x0000000000840000-0x0000000000846000-memory.dmp
        Filesize

        24KB

      • memory/5048-18-0x0000000000840000-0x0000000000846000-memory.dmp
        Filesize

        24KB

      • memory/5048-8-0x00000000004B1000-0x00000000004B2000-memory.dmp
        Filesize

        4KB