Analysis

  • max time kernel
    116s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 00:36

General

  • Target

    b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1dN.exe

  • Size

    202KB

  • MD5

    fbe5345d36c187ff6097937069209e20

  • SHA1

    768bce8542cd07122d6874848e01d509fd0e93ef

  • SHA256

    b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1d

  • SHA512

    1b61d370a898f6b9543d73735202fd39969d8f4a1808a6f48fb21761c35e8ccbb5f75e9b02a6d5bf2cc17596a5ebf00ef4bdeff8087f1b9b3e4fbaae670f13fc

  • SSDEEP

    3072:BRXdRefOZgmxAXRyBix3ugNebpQx3Kf3UT7YrTPo2PnZycxAAEgE1WeZH/CRuApd:jXDefmwk8ev/rToyMcxEgVeZiuuOs

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.

  • Metasploit family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 17 IoCs
  • Loads dropped DLL 18 IoCs
  • Drops file in System32 directory 18 IoCs
  • Suspicious use of SetThreadContext 9 IoCs
  • UPX packed file 24 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 18 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1dN.exe
    "C:\Users\Admin\AppData\Local\Temp\b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1dN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Users\Admin\AppData\Local\Temp\b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1dN.exe
      "C:\Users\Admin\AppData\Local\Temp\b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1dN.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2364
      • C:\Windows\SysWOW64\wnpvc3.exe
        "C:\Windows\system32\wnpvc3.exe" C:\Users\Admin\AppData\Local\Temp\B133DC~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2932
        • C:\Windows\SysWOW64\wnpvc3.exe
          "C:\Windows\system32\wnpvc3.exe" C:\Users\Admin\AppData\Local\Temp\B133DC~1.EXE
          4⤵
          • Deletes itself
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2804
          • C:\Windows\SysWOW64\wnpvc3.exe
            "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1604
            • C:\Windows\SysWOW64\wnpvc3.exe
              "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2028
              • C:\Windows\SysWOW64\wnpvc3.exe
                "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:580
                • C:\Windows\SysWOW64\wnpvc3.exe
                  "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                  8⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:556
                  • C:\Windows\SysWOW64\wnpvc3.exe
                    "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:3028
                    • C:\Windows\SysWOW64\wnpvc3.exe
                      "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                      10⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:2312
                      • C:\Windows\SysWOW64\wnpvc3.exe
                        "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:1580
                        • C:\Windows\SysWOW64\wnpvc3.exe
                          "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                          12⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          • Drops file in System32 directory
                          • System Location Discovery: System Language Discovery
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1336
                          • C:\Windows\SysWOW64\wnpvc3.exe
                            "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • System Location Discovery: System Language Discovery
                            PID:1220
                            • C:\Windows\SysWOW64\wnpvc3.exe
                              "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                              14⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              • Drops file in System32 directory
                              • System Location Discovery: System Language Discovery
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2072
                              • C:\Windows\SysWOW64\wnpvc3.exe
                                "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                • System Location Discovery: System Language Discovery
                                PID:2060
                                • C:\Windows\SysWOW64\wnpvc3.exe
                                  "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                                  16⤵
                                  • Executes dropped EXE
                                  • Loads dropped DLL
                                  • Drops file in System32 directory
                                  • System Location Discovery: System Language Discovery
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:1556
                                  • C:\Windows\SysWOW64\wnpvc3.exe
                                    "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                                    17⤵
                                    • Executes dropped EXE
                                    • Suspicious use of SetThreadContext
                                    • System Location Discovery: System Language Discovery
                                    PID:1512
                                    • C:\Windows\SysWOW64\wnpvc3.exe
                                      "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                                      18⤵
                                      • Executes dropped EXE
                                      • Loads dropped DLL
                                      • Drops file in System32 directory
                                      • System Location Discovery: System Language Discovery
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:2416
                                      • C:\Windows\SysWOW64\wnpvc3.exe
                                        "C:\Windows\system32\wnpvc3.exe" C:\Windows\SysWOW64\wnpvc3.exe
                                        19⤵
                                        • Executes dropped EXE
                                        PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\wnpvc3.exe

    Filesize

    202KB

    MD5

    fbe5345d36c187ff6097937069209e20

    SHA1

    768bce8542cd07122d6874848e01d509fd0e93ef

    SHA256

    b133dcdcfb0b24ad9e785a5e9ec701a0072b71de77c3f66065a17b1eee3acf1d

    SHA512

    1b61d370a898f6b9543d73735202fd39969d8f4a1808a6f48fb21761c35e8ccbb5f75e9b02a6d5bf2cc17596a5ebf00ef4bdeff8087f1b9b3e4fbaae670f13fc

  • memory/556-84-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/580-78-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/1336-122-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/1556-159-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/1604-61-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/1676-14-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2028-69-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2028-60-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2028-63-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2028-62-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2072-141-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2312-105-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-16-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-7-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2364-13-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-4-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-2-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-17-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-30-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-15-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2364-0-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2416-169-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2416-178-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2804-44-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2804-43-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2804-51-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2804-41-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2804-40-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/2932-42-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB