Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    21/01/2024, 23:32

General

  • Target

    6e1fe316ab7a6756dbb43f3985d67afd.exe

  • Size

    204KB

  • MD5

    6e1fe316ab7a6756dbb43f3985d67afd

  • SHA1

    1d8e30a9165af6cec23708bc829a264c3ba98e8f

  • SHA256

    c04530f2ef21c999c01a0d6322f4c43cbe2554aea5ed1cc0495b134d1f9cf12f

  • SHA512

    db54b2bc2bd627e10af81645479e8052400f9b179beba19f5dd50763d95ea2e00a4fd1731901a4ddea4c5289bf7d0a2b3d429991e53328da1db958b89732c6c8

  • SSDEEP

    3072:XwQVPSXzF4LiARv7APB6tyTkqIW4OvNphO1KDyOm2bcnWQysOutNOSGudq:gQUXzFEKwqIW4yphO1KiLOufOSGH

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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 24 IoCs
  • Loads dropped DLL 48 IoCs
  • UPX packed file 22 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 36 IoCs
  • Suspicious use of SetThreadContext 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e1fe316ab7a6756dbb43f3985d67afd.exe
    "C:\Users\Admin\AppData\Local\Temp\6e1fe316ab7a6756dbb43f3985d67afd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\6e1fe316ab7a6756dbb43f3985d67afd.exe
      "C:\Users\Admin\AppData\Local\Temp\6e1fe316ab7a6756dbb43f3985d67afd.exe"
      2⤵
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\SysWOW64\igfxsb32.exe
        "C:\Windows\system32\igfxsb32.exe" C:\Users\Admin\AppData\Local\Temp\6E1FE3~1.EXE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2848
        • C:\Windows\SysWOW64\igfxsb32.exe
          "C:\Windows\system32\igfxsb32.exe" C:\Users\Admin\AppData\Local\Temp\6E1FE3~1.EXE
          4⤵
          • Deletes itself
          • 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:2400
          • C:\Windows\SysWOW64\igfxsb32.exe
            "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1372
            • C:\Windows\SysWOW64\igfxsb32.exe
              "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.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:2588
              • C:\Windows\SysWOW64\igfxsb32.exe
                "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1192
                • C:\Windows\SysWOW64\igfxsb32.exe
                  "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.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:1056
                  • C:\Windows\SysWOW64\igfxsb32.exe
                    "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                    9⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of SetThreadContext
                    • Suspicious use of WriteProcessMemory
                    PID:580
                    • C:\Windows\SysWOW64\igfxsb32.exe
                      "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                      10⤵
                      • 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:1476
                      • C:\Windows\SysWOW64\igfxsb32.exe
                        "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                        11⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Suspicious use of SetThreadContext
                        • Suspicious use of WriteProcessMemory
                        PID:2100
                        • C:\Windows\SysWOW64\igfxsb32.exe
                          "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                          12⤵
                          • 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:272
                          • C:\Windows\SysWOW64\igfxsb32.exe
                            "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                            13⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • Suspicious use of SetThreadContext
                            PID:2372
                            • C:\Windows\SysWOW64\igfxsb32.exe
                              "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                              14⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              • Maps connected drives based on registry
                              • Drops file in System32 directory
                              • Suspicious behavior: EnumeratesProcesses
                              PID:1496
                              • C:\Windows\SysWOW64\igfxsb32.exe
                                "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                15⤵
                                • Executes dropped EXE
                                • Loads dropped DLL
                                • Suspicious use of SetThreadContext
                                PID:1572
                                • C:\Windows\SysWOW64\igfxsb32.exe
                                  "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                  16⤵
                                  • Executes dropped EXE
                                  • Loads dropped DLL
                                  • Maps connected drives based on registry
                                  • Drops file in System32 directory
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:1120
                                  • C:\Windows\SysWOW64\igfxsb32.exe
                                    "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                    17⤵
                                    • Executes dropped EXE
                                    • Loads dropped DLL
                                    • Suspicious use of SetThreadContext
                                    PID:1536
                                    • C:\Windows\SysWOW64\igfxsb32.exe
                                      "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                      18⤵
                                      • Executes dropped EXE
                                      • Loads dropped DLL
                                      • Maps connected drives based on registry
                                      • Drops file in System32 directory
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:1628
                                      • C:\Windows\SysWOW64\igfxsb32.exe
                                        "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                        19⤵
                                        • Executes dropped EXE
                                        • Loads dropped DLL
                                        • Suspicious use of SetThreadContext
                                        PID:1600
                                        • C:\Windows\SysWOW64\igfxsb32.exe
                                          "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                          20⤵
                                          • Executes dropped EXE
                                          • Loads dropped DLL
                                          • Maps connected drives based on registry
                                          • Drops file in System32 directory
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:2504
                                          • C:\Windows\SysWOW64\igfxsb32.exe
                                            "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                            21⤵
                                            • Executes dropped EXE
                                            • Loads dropped DLL
                                            • Suspicious use of SetThreadContext
                                            PID:2884
                                            • C:\Windows\SysWOW64\igfxsb32.exe
                                              "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                              22⤵
                                              • Executes dropped EXE
                                              • Loads dropped DLL
                                              • Maps connected drives based on registry
                                              • Drops file in System32 directory
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:2712
                                              • C:\Windows\SysWOW64\igfxsb32.exe
                                                "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                                23⤵
                                                • Executes dropped EXE
                                                • Loads dropped DLL
                                                • Suspicious use of SetThreadContext
                                                PID:2772
                                                • C:\Windows\SysWOW64\igfxsb32.exe
                                                  "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                                  24⤵
                                                  • Executes dropped EXE
                                                  • Loads dropped DLL
                                                  • Maps connected drives based on registry
                                                  • Drops file in System32 directory
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  PID:2608
                                                  • C:\Windows\SysWOW64\igfxsb32.exe
                                                    "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                                    25⤵
                                                    • Executes dropped EXE
                                                    • Loads dropped DLL
                                                    • Suspicious use of SetThreadContext
                                                    PID:2900
                                                    • C:\Windows\SysWOW64\igfxsb32.exe
                                                      "C:\Windows\system32\igfxsb32.exe" C:\Windows\SysWOW64\igfxsb32.exe
                                                      26⤵
                                                      • Executes dropped EXE
                                                      • Maps connected drives based on registry
                                                      PID:2944

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Windows\SysWOW64\igfxsb32.exe

          Filesize

          204KB

          MD5

          6e1fe316ab7a6756dbb43f3985d67afd

          SHA1

          1d8e30a9165af6cec23708bc829a264c3ba98e8f

          SHA256

          c04530f2ef21c999c01a0d6322f4c43cbe2554aea5ed1cc0495b134d1f9cf12f

          SHA512

          db54b2bc2bd627e10af81645479e8052400f9b179beba19f5dd50763d95ea2e00a4fd1731901a4ddea4c5289bf7d0a2b3d429991e53328da1db958b89732c6c8

        • memory/272-109-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1056-73-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1120-146-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1476-90-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1496-128-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1628-164-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2400-33-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2400-39-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2400-32-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2400-34-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2504-182-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-7-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-9-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-8-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-20-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-6-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-4-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-3-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-2-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2520-0-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2588-56-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2608-206-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/2712-194-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB