Analysis

  • max time kernel
    134s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2024 18:58

General

  • Target

    b9b0866f62ca8e63dfa1c25d8a3d1c0a_JaffaCakes118.exe

  • Size

    284KB

  • MD5

    b9b0866f62ca8e63dfa1c25d8a3d1c0a

  • SHA1

    e82c3c9cf73945f5355a4b13e5e0cd1809f029dd

  • SHA256

    5717e8fdbb3584378709d5d3902f5340fc25f305f4d5e72a47585395879b3510

  • SHA512

    1f2f739c9a32749fbb7ac67f8ad15dcb4e8b9f69a63aec92a936ba93636583531bd284eb892b7387897888b6ee5e4849082d3aff964071533283f07bc01040bb

  • SSDEEP

    6144:AVdXhw8TAcCHKg77t139iriX6djwucCTWO:AVdX6DcqPt13Ci1ucUv

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 11 IoCs
  • Loads dropped DLL 22 IoCs
  • Maps connected drives based on registry 3 TTPs 12 IoCs

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

  • Drops file in System32 directory 18 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • UPX packed file 27 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 12 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9b0866f62ca8e63dfa1c25d8a3d1c0a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9b0866f62ca8e63dfa1c25d8a3d1c0a_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Users\Admin\AppData\Local\Temp\b9b0866f62ca8e63dfa1c25d8a3d1c0a_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\b9b0866f62ca8e63dfa1c25d8a3d1c0a_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Windows\SysWOW64\igfxtk32.exe
        "C:\Windows\system32\igfxtk32.exe" C:\Users\Admin\AppData\Local\Temp\B9B086~1.EXE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Windows\SysWOW64\igfxtk32.exe
          "C:\Windows\system32\igfxtk32.exe" C:\Users\Admin\AppData\Local\Temp\B9B086~1.EXE
          4⤵
          • Deletes itself
          • Executes dropped EXE
          • Loads dropped DLL
          • Maps connected drives based on registry
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2656
          • C:\Windows\SysWOW64\igfxtk32.exe
            "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:664
            • C:\Windows\SysWOW64\igfxtk32.exe
              "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Maps connected drives based on registry
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2680
              • C:\Windows\SysWOW64\igfxtk32.exe
                "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2996
                • C:\Windows\SysWOW64\igfxtk32.exe
                  "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                  8⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Maps connected drives based on registry
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:2080
                  • C:\Windows\SysWOW64\igfxtk32.exe
                    "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                    9⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of SetThreadContext
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:320
                    • C:\Windows\SysWOW64\igfxtk32.exe
                      "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                      10⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Maps connected drives based on registry
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:2264
                      • C:\Windows\SysWOW64\igfxtk32.exe
                        "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                        11⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Suspicious use of SetThreadContext
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:1624
                        • C:\Windows\SysWOW64\igfxtk32.exe
                          "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                          12⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          • Maps connected drives based on registry
                          • Drops file in System32 directory
                          • System Location Discovery: System Language Discovery
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:764
                          • C:\Windows\SysWOW64\igfxtk32.exe
                            "C:\Windows\system32\igfxtk32.exe" C:\Windows\SysWOW64\igfxtk32.exe
                            13⤵
                            • Executes dropped EXE
                            PID:1752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\igfxtk32.exe

    Filesize

    284KB

    MD5

    b9b0866f62ca8e63dfa1c25d8a3d1c0a

    SHA1

    e82c3c9cf73945f5355a4b13e5e0cd1809f029dd

    SHA256

    5717e8fdbb3584378709d5d3902f5340fc25f305f4d5e72a47585395879b3510

    SHA512

    1f2f739c9a32749fbb7ac67f8ad15dcb4e8b9f69a63aec92a936ba93636583531bd284eb892b7387897888b6ee5e4849082d3aff964071533283f07bc01040bb

  • memory/764-120-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/764-114-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2080-77-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2080-83-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2080-75-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2080-76-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2264-101-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2264-95-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2264-94-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-37-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-39-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-38-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-40-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-36-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-46-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2680-57-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2680-58-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2680-64-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-2-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-24-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-4-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-5-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-7-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-8-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-10-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-11-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2800-9-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB