Analysis

  • max time kernel
    155s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2024, 03:56

General

  • Target

    6ea94e3ef956c8567aad333e0c6e6190.exe

  • Size

    169KB

  • MD5

    6ea94e3ef956c8567aad333e0c6e6190

  • SHA1

    8ffdb2eb888b727ab63b639131395cb72cac6f6c

  • SHA256

    34c74776e99de0b4c0e6beb741a47922aba72203aab945e744d3c8f85fef2afb

  • SHA512

    4b3d75aa22a330825fd1e508c93b149b99f4735c0f87114b6de63bc2129eecb05b8df68739bc5f34f81f9954f38a93ab0ef113d7c548f313bfe0416d92e4b442

  • SSDEEP

    3072:U6OobBSE5zhZKyoF2w3uUBKtPB3iQjFhYl6xTI+gzJZLlOwP7ASAh3ntiirq7:HBDhgyoF2IuUEtPB3iQjrYl6iRzUWcSb

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.

  • Checks computer location settings 2 TTPs 13 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 25 IoCs
  • UPX packed file 30 IoCs

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

  • Maps connected drives based on registry 3 TTPs 26 IoCs

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

  • Drops file in System32 directory 39 IoCs
  • Suspicious use of SetThreadContext 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ea94e3ef956c8567aad333e0c6e6190.exe
    "C:\Users\Admin\AppData\Local\Temp\6ea94e3ef956c8567aad333e0c6e6190.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Users\Admin\AppData\Local\Temp\6ea94e3ef956c8567aad333e0c6e6190.exe
      "C:\Users\Admin\AppData\Local\Temp\6ea94e3ef956c8567aad333e0c6e6190.exe"
      2⤵
      • Checks computer location settings
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3756
      • C:\Windows\SysWOW64\igfxwk32.exe
        "C:\Windows\system32\igfxwk32.exe" C:\Users\Admin\AppData\Local\Temp\6EA94E~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2652
        • C:\Windows\SysWOW64\igfxwk32.exe
          "C:\Windows\system32\igfxwk32.exe" C:\Users\Admin\AppData\Local\Temp\6EA94E~1.EXE
          4⤵
          • Checks computer location settings
          • Deletes itself
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:656
          • C:\Windows\SysWOW64\igfxwk32.exe
            "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:112
            • C:\Windows\SysWOW64\igfxwk32.exe
              "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Maps connected drives based on registry
              • Drops file in System32 directory
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2100
              • C:\Windows\SysWOW64\igfxwk32.exe
                "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:4252
                • C:\Windows\SysWOW64\igfxwk32.exe
                  "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                  8⤵
                  • Checks computer location settings
                  • Executes dropped EXE
                  • Maps connected drives based on registry
                  • Drops file in System32 directory
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:4208
                  • C:\Windows\SysWOW64\igfxwk32.exe
                    "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • Suspicious use of WriteProcessMemory
                    PID:1984
                    • C:\Windows\SysWOW64\igfxwk32.exe
                      "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                      10⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Maps connected drives based on registry
                      • Drops file in System32 directory
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:1576
                      • C:\Windows\SysWOW64\igfxwk32.exe
                        "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • Suspicious use of WriteProcessMemory
                        PID:4488
                        • C:\Windows\SysWOW64\igfxwk32.exe
                          "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                          12⤵
                          • Checks computer location settings
                          • Executes dropped EXE
                          • Maps connected drives based on registry
                          • Drops file in System32 directory
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:4608
                          • C:\Windows\SysWOW64\igfxwk32.exe
                            "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • Suspicious use of WriteProcessMemory
                            PID:4448
                            • C:\Windows\SysWOW64\igfxwk32.exe
                              "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                              14⤵
                              • Checks computer location settings
                              • Executes dropped EXE
                              • Maps connected drives based on registry
                              • Drops file in System32 directory
                              • Modifies registry class
                              • Suspicious behavior: EnumeratesProcesses
                              PID:5092
                              • C:\Windows\SysWOW64\igfxwk32.exe
                                "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                PID:1832
                                • C:\Windows\SysWOW64\igfxwk32.exe
                                  "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                  16⤵
                                  • Checks computer location settings
                                  • Executes dropped EXE
                                  • Maps connected drives based on registry
                                  • Drops file in System32 directory
                                  • Modifies registry class
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:3464
                                  • C:\Windows\SysWOW64\igfxwk32.exe
                                    "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                    17⤵
                                    • Executes dropped EXE
                                    • Suspicious use of SetThreadContext
                                    PID:548
                                    • C:\Windows\SysWOW64\igfxwk32.exe
                                      "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                      18⤵
                                      • Checks computer location settings
                                      • Executes dropped EXE
                                      • Maps connected drives based on registry
                                      • Drops file in System32 directory
                                      • Modifies registry class
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:1564
                                      • C:\Windows\SysWOW64\igfxwk32.exe
                                        "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                        19⤵
                                        • Executes dropped EXE
                                        • Suspicious use of SetThreadContext
                                        PID:2652
                                        • C:\Windows\SysWOW64\igfxwk32.exe
                                          "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                          20⤵
                                          • Checks computer location settings
                                          • Executes dropped EXE
                                          • Maps connected drives based on registry
                                          • Drops file in System32 directory
                                          • Modifies registry class
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:4628
                                          • C:\Windows\SysWOW64\igfxwk32.exe
                                            "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                            21⤵
                                            • Executes dropped EXE
                                            • Suspicious use of SetThreadContext
                                            PID:1716
                                            • C:\Windows\SysWOW64\igfxwk32.exe
                                              "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                              22⤵
                                              • Checks computer location settings
                                              • Executes dropped EXE
                                              • Maps connected drives based on registry
                                              • Drops file in System32 directory
                                              • Modifies registry class
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:556
                                              • C:\Windows\SysWOW64\igfxwk32.exe
                                                "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                                23⤵
                                                • Executes dropped EXE
                                                • Suspicious use of SetThreadContext
                                                PID:3624
                                                • C:\Windows\SysWOW64\igfxwk32.exe
                                                  "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                                  24⤵
                                                  • Checks computer location settings
                                                  • Executes dropped EXE
                                                  • Maps connected drives based on registry
                                                  • Drops file in System32 directory
                                                  • Modifies registry class
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  PID:2256
                                                  • C:\Windows\SysWOW64\igfxwk32.exe
                                                    "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                                    25⤵
                                                    • Executes dropped EXE
                                                    • Suspicious use of SetThreadContext
                                                    PID:4952
                                                    • C:\Windows\SysWOW64\igfxwk32.exe
                                                      "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                                      26⤵
                                                      • Checks computer location settings
                                                      • Executes dropped EXE
                                                      • Maps connected drives based on registry
                                                      • Drops file in System32 directory
                                                      • Modifies registry class
                                                      • Suspicious behavior: EnumeratesProcesses
                                                      PID:784
                                                      • C:\Windows\SysWOW64\igfxwk32.exe
                                                        "C:\Windows\system32\igfxwk32.exe" C:\Windows\SysWOW64\igfxwk32.exe
                                                        27⤵
                                                        • Executes dropped EXE
                                                        PID:3692

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\igfxwk32.exe

          Filesize

          169KB

          MD5

          6ea94e3ef956c8567aad333e0c6e6190

          SHA1

          8ffdb2eb888b727ab63b639131395cb72cac6f6c

          SHA256

          34c74776e99de0b4c0e6beb741a47922aba72203aab945e744d3c8f85fef2afb

          SHA512

          4b3d75aa22a330825fd1e508c93b149b99f4735c0f87114b6de63bc2129eecb05b8df68739bc5f34f81f9954f38a93ab0ef113d7c548f313bfe0416d92e4b442

        • memory/556-131-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/556-126-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/656-45-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/656-47-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/784-146-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/784-151-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1564-109-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1564-107-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1576-74-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1576-71-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2100-55-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2100-53-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2256-141-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2256-136-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3464-100-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3756-38-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3756-0-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3756-2-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3756-4-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3756-3-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4208-64-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4208-62-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4608-82-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4608-80-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4628-117-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4628-118-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4628-116-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/4628-115-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/5092-92-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/5092-89-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB