Analysis

  • max time kernel
    150s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2022, 14:36

General

  • Target

    190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd.exe

  • Size

    142KB

  • MD5

    1601d35ca0bb423235e8aa27585c7868

  • SHA1

    b8a7f631183947b0c2179b3c1867440b60ba4c74

  • SHA256

    190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

  • SHA512

    6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

  • SSDEEP

    3072:rCIYGer5l1dacUdfnL4rNYyn99QJId2qY2JNByNhV0UBXh2:1YGedd0vEWe9Sed23QpU9E

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 8 IoCs
  • UPX packed file 18 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 16 IoCs
  • Maps connected drives based on registry 3 TTPs 10 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd.exe
    "C:\Users\Admin\AppData\Local\Temp\190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Users\Admin\AppData\Local\Temp\190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd.exe
      "C:\Users\Admin\AppData\Local\Temp\190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd.exe"
      2⤵
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Windows\SysWOW64\igfxck32.exe
        "C:\Windows\system32\igfxck32.exe" C:\Users\Admin\AppData\Local\Temp\190EB2~1.EXE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:956
        • C:\Windows\SysWOW64\igfxck32.exe
          "C:\Windows\system32\igfxck32.exe" C:\Users\Admin\AppData\Local\Temp\190EB2~1.EXE
          4⤵
          • Executes dropped EXE
          • Deletes itself
          • Loads dropped DLL
          • Maps connected drives based on registry
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1976
          • C:\Windows\SysWOW64\igfxck32.exe
            "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1788
            • C:\Windows\SysWOW64\igfxck32.exe
              "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Maps connected drives based on registry
              • Drops file in System32 directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1296
              • C:\Windows\SysWOW64\igfxck32.exe
                "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1380
                • C:\Windows\SysWOW64\igfxck32.exe
                  "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
                  8⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Maps connected drives based on registry
                  • Drops file in System32 directory
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:1256
                  • C:\Windows\SysWOW64\igfxck32.exe
                    "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
                    9⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of SetThreadContext
                    • Suspicious use of WriteProcessMemory
                    PID:1748
                    • C:\Windows\SysWOW64\igfxck32.exe
                      "C:\Windows\system32\igfxck32.exe" C:\Windows\SysWOW64\igfxck32.exe
                      10⤵
                      • Executes dropped EXE
                      • Maps connected drives based on registry
                      • Suspicious behavior: EnumeratesProcesses
                      PID:580

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • C:\Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • \Windows\SysWOW64\igfxck32.exe

          Filesize

          142KB

          MD5

          1601d35ca0bb423235e8aa27585c7868

          SHA1

          b8a7f631183947b0c2179b3c1867440b60ba4c74

          SHA256

          190eb2dc473ac4401cd8c6b2202939bde941d42aff50368c31666d892dc8bffd

          SHA512

          6ec038664398a7f23c1732582810624b6319913d4f406c5a68363311c3c68475afd5033eaa44455b3d33a0e209db43871c40248147444335f2fd0b72bb5674fe

        • memory/580-145-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1256-144-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1256-126-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1256-125-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1296-106-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1296-105-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1296-124-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-64-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-61-0x0000000076151000-0x0000000076153000-memory.dmp

          Filesize

          8KB

        • memory/1852-54-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-55-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-65-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-62-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-84-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-63-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-58-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1852-57-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1976-104-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1976-85-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB

        • memory/1976-86-0x0000000000400000-0x000000000045A000-memory.dmp

          Filesize

          360KB