Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/07/2024, 11:12

General

  • Target

    4e0e190eb8c9ec60710c13e5debd938b_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    4e0e190eb8c9ec60710c13e5debd938b

  • SHA1

    66f4bcf5ce90e7cb65da99470a3d77861c9bce00

  • SHA256

    ffec84420df66d859693f437168673c87d2a0dd85becf14069431c11fad10972

  • SHA512

    8eaea336ac4fa1599c61fb5c9c7354047b6bb1656d63c2c817b24c4fca968cdbc670ee6b3fe45ba51d7da7b86ad1e0286be2990f7a1d345aa673a88d4d6efd50

  • SSDEEP

    6144:tLEffXH2P822Gbo/2nUvmmUL3poS78WGdBP6cL:tyf88dGbXNr3p57IdBP6cL

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 7 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 14 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in System32 directory 14 IoCs
  • Suspicious use of SetThreadContext 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e0e190eb8c9ec60710c13e5debd938b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4e0e190eb8c9ec60710c13e5debd938b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Users\Admin\AppData\Local\Temp\4e0e190eb8c9ec60710c13e5debd938b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\4e0e190eb8c9ec60710c13e5debd938b_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4924
      • C:\Windows\SysWOW64\wnpfs4.exe
        "C:\Windows\system32\wnpfs4.exe" C:\Users\Admin\AppData\Local\Temp\4E0E19~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1020
        • C:\Windows\SysWOW64\wnpfs4.exe
          "C:\Windows\system32\wnpfs4.exe" C:\Users\Admin\AppData\Local\Temp\4E0E19~1.EXE
          4⤵
          • Checks computer location settings
          • Deletes itself
          • Executes dropped EXE
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1572
          • C:\Windows\SysWOW64\wnpfs4.exe
            "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3948
            • C:\Windows\SysWOW64\wnpfs4.exe
              "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Drops file in System32 directory
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1620
              • C:\Windows\SysWOW64\wnpfs4.exe
                "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:1280
                • C:\Windows\SysWOW64\wnpfs4.exe
                  "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                  8⤵
                  • Checks computer location settings
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:3372
                  • C:\Windows\SysWOW64\wnpfs4.exe
                    "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:2068
                    • C:\Windows\SysWOW64\wnpfs4.exe
                      "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                      10⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:3888
                      • C:\Windows\SysWOW64\wnpfs4.exe
                        "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • Suspicious use of SetWindowsHookEx
                        • Suspicious use of WriteProcessMemory
                        PID:4852
                        • C:\Windows\SysWOW64\wnpfs4.exe
                          "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                          12⤵
                          • Checks computer location settings
                          • Executes dropped EXE
                          • Drops file in System32 directory
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:1396
                          • C:\Windows\SysWOW64\wnpfs4.exe
                            "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • Suspicious use of SetWindowsHookEx
                            PID:2552
                            • C:\Windows\SysWOW64\wnpfs4.exe
                              "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                              14⤵
                              • Checks computer location settings
                              • Executes dropped EXE
                              • Drops file in System32 directory
                              • Modifies registry class
                              • Suspicious behavior: EnumeratesProcesses
                              PID:3480
                              • C:\Windows\SysWOW64\wnpfs4.exe
                                "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                • Suspicious use of SetWindowsHookEx
                                PID:2472
                                • C:\Windows\SysWOW64\wnpfs4.exe
                                  "C:\Windows\system32\wnpfs4.exe" C:\Windows\SysWOW64\wnpfs4.exe
                                  16⤵
                                  • Executes dropped EXE
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4312

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\wnpfs4.exe

          Filesize

          204KB

          MD5

          4e0e190eb8c9ec60710c13e5debd938b

          SHA1

          66f4bcf5ce90e7cb65da99470a3d77861c9bce00

          SHA256

          ffec84420df66d859693f437168673c87d2a0dd85becf14069431c11fad10972

          SHA512

          8eaea336ac4fa1599c61fb5c9c7354047b6bb1656d63c2c817b24c4fca968cdbc670ee6b3fe45ba51d7da7b86ad1e0286be2990f7a1d345aa673a88d4d6efd50

        • memory/1020-57-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/1020-46-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/1280-86-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/1280-74-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/1396-116-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1396-123-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1572-56-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1572-59-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1572-55-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1572-54-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1572-53-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1620-70-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1620-67-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1620-72-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/1620-69-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/2068-102-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/2068-95-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/3372-84-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-87-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-93-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-89-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-83-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-80-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-81-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-85-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3372-82-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3480-138-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3480-133-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3888-106-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/3948-68-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/3948-61-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/4764-7-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/4764-0-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/4852-108-0x0000000000400000-0x000000000048B000-memory.dmp

          Filesize

          556KB

        • memory/4924-6-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-10-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-44-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-1-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-3-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-2-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-8-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB

        • memory/4924-9-0x0000000000400000-0x000000000046C000-memory.dmp

          Filesize

          432KB