Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2024 13:35

General

  • Target

    f2201039a561e5769e358067eb515967_JaffaCakes118.exe

  • Size

    202KB

  • MD5

    f2201039a561e5769e358067eb515967

  • SHA1

    e09f64763149330dc566857a22b6b9d5bfb983ae

  • SHA256

    98f045d8f7daec9e2c0c899ab4780601c9968c8daab11db22bc7f0c7ea9672aa

  • SHA512

    884fdb9943af21f35251953b1a04cb56014b9fde5cc2be5cce3a14bbfa1aad6962b2bebd334c053eebf4670a2f51180701fe8e25bf4bc227d08af5d8eae4c188

  • SSDEEP

    3072:AJPbQZZ5tMT21JOGB2gTFfPIVzyU2MsZEDYRktsqRkRxjZ9xV3n0HB0MFdtKE:qPbYZoCfOlgJhUKZssqmRxC0MtKE

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 26 IoCs
  • UPX packed file 35 IoCs

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

  • Drops file in System32 directory 26 IoCs
  • Suspicious use of SetThreadContext 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 27 IoCs

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

  • Modifies registry class 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2201039a561e5769e358067eb515967_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f2201039a561e5769e358067eb515967_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3416
    • C:\Users\Admin\AppData\Local\Temp\f2201039a561e5769e358067eb515967_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\f2201039a561e5769e358067eb515967_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4668
      • C:\Windows\SysWOW64\wnpfsx.exe
        "C:\Windows\system32\wnpfsx.exe" C:\Users\Admin\AppData\Local\Temp\F22010~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1724
        • C:\Windows\SysWOW64\wnpfsx.exe
          "C:\Windows\system32\wnpfsx.exe" C:\Users\Admin\AppData\Local\Temp\F22010~1.EXE
          4⤵
          • Checks computer location settings
          • Deletes itself
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3596
          • C:\Windows\SysWOW64\wnpfsx.exe
            "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1136
            • C:\Windows\SysWOW64\wnpfsx.exe
              "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2072
              • C:\Windows\SysWOW64\wnpfsx.exe
                "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4748
                • C:\Windows\SysWOW64\wnpfsx.exe
                  "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                  8⤵
                  • Checks computer location settings
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:4276
                  • C:\Windows\SysWOW64\wnpfsx.exe
                    "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:880
                    • C:\Windows\SysWOW64\wnpfsx.exe
                      "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                      10⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:1072
                      • C:\Windows\SysWOW64\wnpfsx.exe
                        "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:3840
                        • C:\Windows\SysWOW64\wnpfsx.exe
                          "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                          12⤵
                          • Checks computer location settings
                          • Executes dropped EXE
                          • Drops file in System32 directory
                          • System Location Discovery: System Language Discovery
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:3468
                          • C:\Windows\SysWOW64\wnpfsx.exe
                            "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • System Location Discovery: System Language Discovery
                            PID:3672
                            • C:\Windows\SysWOW64\wnpfsx.exe
                              "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                              14⤵
                              • Checks computer location settings
                              • Executes dropped EXE
                              • Drops file in System32 directory
                              • System Location Discovery: System Language Discovery
                              • Modifies registry class
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4168
                              • C:\Windows\SysWOW64\wnpfsx.exe
                                "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                • System Location Discovery: System Language Discovery
                                PID:5012
                                • C:\Windows\SysWOW64\wnpfsx.exe
                                  "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                  16⤵
                                  • Checks computer location settings
                                  • Executes dropped EXE
                                  • Drops file in System32 directory
                                  • System Location Discovery: System Language Discovery
                                  • Modifies registry class
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4548
                                  • C:\Windows\SysWOW64\wnpfsx.exe
                                    "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                    17⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:4888
                                    • C:\Windows\SysWOW64\wnpfsx.exe
                                      "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                      18⤵
                                      • Checks computer location settings
                                      • Executes dropped EXE
                                      • Drops file in System32 directory
                                      • System Location Discovery: System Language Discovery
                                      • Modifies registry class
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:4324
                                      • C:\Windows\SysWOW64\wnpfsx.exe
                                        "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                        19⤵
                                        • Executes dropped EXE
                                        • Suspicious use of SetThreadContext
                                        • System Location Discovery: System Language Discovery
                                        PID:2640
                                        • C:\Windows\SysWOW64\wnpfsx.exe
                                          "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                          20⤵
                                          • Checks computer location settings
                                          • Executes dropped EXE
                                          • Drops file in System32 directory
                                          • System Location Discovery: System Language Discovery
                                          • Modifies registry class
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:2968
                                          • C:\Windows\SysWOW64\wnpfsx.exe
                                            "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                            21⤵
                                            • Executes dropped EXE
                                            • Suspicious use of SetThreadContext
                                            • System Location Discovery: System Language Discovery
                                            PID:1724
                                            • C:\Windows\SysWOW64\wnpfsx.exe
                                              "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                              22⤵
                                              • Checks computer location settings
                                              • Executes dropped EXE
                                              • Drops file in System32 directory
                                              • System Location Discovery: System Language Discovery
                                              • Modifies registry class
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:4640
                                              • C:\Windows\SysWOW64\wnpfsx.exe
                                                "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                23⤵
                                                • Executes dropped EXE
                                                • Suspicious use of SetThreadContext
                                                • System Location Discovery: System Language Discovery
                                                PID:3924
                                                • C:\Windows\SysWOW64\wnpfsx.exe
                                                  "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                  24⤵
                                                  • Checks computer location settings
                                                  • Executes dropped EXE
                                                  • Drops file in System32 directory
                                                  • System Location Discovery: System Language Discovery
                                                  • Modifies registry class
                                                  • Suspicious behavior: EnumeratesProcesses
                                                  PID:4900
                                                  • C:\Windows\SysWOW64\wnpfsx.exe
                                                    "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                    25⤵
                                                    • Executes dropped EXE
                                                    • Suspicious use of SetThreadContext
                                                    • System Location Discovery: System Language Discovery
                                                    PID:5100
                                                    • C:\Windows\SysWOW64\wnpfsx.exe
                                                      "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                      26⤵
                                                      • Checks computer location settings
                                                      • Executes dropped EXE
                                                      • Drops file in System32 directory
                                                      • System Location Discovery: System Language Discovery
                                                      • Modifies registry class
                                                      • Suspicious behavior: EnumeratesProcesses
                                                      PID:752
                                                      • C:\Windows\SysWOW64\wnpfsx.exe
                                                        "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                        27⤵
                                                        • Executes dropped EXE
                                                        • Suspicious use of SetThreadContext
                                                        • System Location Discovery: System Language Discovery
                                                        PID:4808
                                                        • C:\Windows\SysWOW64\wnpfsx.exe
                                                          "C:\Windows\system32\wnpfsx.exe" C:\Windows\SysWOW64\wnpfsx.exe
                                                          28⤵
                                                          • Executes dropped EXE
                                                          • Suspicious behavior: EnumeratesProcesses
                                                          PID:456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\wnpfsx.exe

    Filesize

    202KB

    MD5

    f2201039a561e5769e358067eb515967

    SHA1

    e09f64763149330dc566857a22b6b9d5bfb983ae

    SHA256

    98f045d8f7daec9e2c0c899ab4780601c9968c8daab11db22bc7f0c7ea9672aa

    SHA512

    884fdb9943af21f35251953b1a04cb56014b9fde5cc2be5cce3a14bbfa1aad6962b2bebd334c053eebf4670a2f51180701fe8e25bf4bc227d08af5d8eae4c188

  • memory/752-200-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/880-93-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/1072-95-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1072-90-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1136-67-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/1724-50-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2072-70-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2072-63-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2072-64-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2072-65-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2072-66-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/2968-160-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3416-4-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/3468-103-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3468-108-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3596-51-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3596-56-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3596-52-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3596-53-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3596-54-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3840-106-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/4168-118-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4168-124-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4276-79-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4276-80-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4276-82-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4276-77-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4324-147-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4548-138-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4548-131-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4640-174-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-0-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-1-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-6-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-7-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-8-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-5-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-42-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4668-2-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/4748-78-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/4900-187-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB