Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-05-2024 21:47

General

  • Target

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe

  • Size

    60KB

  • MD5

    086bc92d33eef1a2b85429e327c6c280

  • SHA1

    3c35b99d55fa3aa88c3b1b09eb0911e7ba098063

  • SHA256

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087

  • SHA512

    c33a4fa63bfc8f1de5d8fef8462ae28929c735add70006fc4357bbccfb25981080bc5ba42d5ef4169ed771f0b97a07791fbf44cbbbae84dc72b5a1fc51a7f20e

  • SSDEEP

    768:R8kXsqXMRKbsc+nJUlez5eYEqT5yXsqJRU7ihG1gfFNsHWP4jBS:207bszJUyeYEocJiu4gfFi2+A

Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • 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:2720
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3520
      • 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:1624
        • C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe
          "C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3444
          • C:\Windows\SysWOW64\winver.exe
            winver
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:4220
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 380
              5⤵
              • Program crash
              PID:2012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4220 -ip 4220
      1⤵
        PID:2736

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1624-4-0x0000000000400000-0x0000000000410000-memory.dmp
        Filesize

        64KB

      • memory/1624-0-0x0000000000400000-0x0000000000410000-memory.dmp
        Filesize

        64KB

      • memory/2720-15-0x0000000000DF0000-0x0000000000DF6000-memory.dmp
        Filesize

        24KB

      • memory/2720-20-0x00007FFFB67F0000-0x00007FFFB67F1000-memory.dmp
        Filesize

        4KB

      • memory/2720-16-0x0000000000DF0000-0x0000000000DF6000-memory.dmp
        Filesize

        24KB

      • memory/3444-3-0x0000000000400000-0x0000000000405000-memory.dmp
        Filesize

        20KB

      • memory/3520-11-0x00000000025C0000-0x00000000025C6000-memory.dmp
        Filesize

        24KB

      • memory/3520-5-0x00000000025C0000-0x00000000025C6000-memory.dmp
        Filesize

        24KB

      • memory/3520-12-0x00007FFFB666D000-0x00007FFFB666E000-memory.dmp
        Filesize

        4KB

      • memory/3520-21-0x00007FFFB6800000-0x00007FFFB6801000-memory.dmp
        Filesize

        4KB

      • memory/4220-6-0x0000000002190000-0x0000000002196000-memory.dmp
        Filesize

        24KB

      • memory/4220-9-0x0000000002190000-0x0000000002196000-memory.dmp
        Filesize

        24KB

      • memory/4220-10-0x0000000077052000-0x0000000077053000-memory.dmp
        Filesize

        4KB

      • memory/4220-19-0x0000000002190000-0x0000000002196000-memory.dmp
        Filesize

        24KB