Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 22:21

General

  • Target

    deb9daacc6e311f2838892636818ae66_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    deb9daacc6e311f2838892636818ae66

  • SHA1

    72a40cff54a2a7351b49e703b26be9028ac1c164

  • SHA256

    52e8a95750d0793b2ef97f7c320d09173f4ee99fce82f7635ee78a0040bde9f2

  • SHA512

    507e61263905699f8af4956f049d5044352837e9c085eaa23806b2fb6421545e3581a1b725d4c2259db541c1436da2a1f472a59f5ddd13b7ce23b550cb4b04ba

  • SSDEEP

    6144:3796iM+buFRMPnEmUYkkmemLo6BHj79sm6x1G18s7FDjHrHe:37RTubNbfOKn79D61ClFze

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Modifies security service 2 TTPs 8 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 9 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 13 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).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb9daacc6e311f2838892636818ae66_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\deb9daacc6e311f2838892636818ae66_JaffaCakes118.dll,#1
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Users\Admin\AppData\Local\Temp\rvtql1X1e
        "rvtql1X1e"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2712
        • C:\Users\Admin\AppData\Local\Temp\rvtql1X1e
          "rvtql1X1e"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2364
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:1928
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
            • Modifies WinLogon for persistence
            • Modifies firewall policy service
            • Modifies security service
            • UAC bypass
            • Windows security bypass
            • Drops startup file
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2908
          • C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe
            "C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe" elevate
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1676
            • C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe
              "C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe" elevate
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2720
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe"" admin
                7⤵
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2180
                • C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe
                  "C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe" admin
                  8⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Suspicious use of SetThreadContext
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:1224
                  • C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe
                    "C:\Users\Admin\AppData\Local\Temp\swqdarmj.exe" admin
                    9⤵
                    • Modifies firewall policy service
                    • Modifies security service
                    • UAC bypass
                    • Windows security bypass
                    • Executes dropped EXE
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • System policy modification
                    PID:1960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 236
        3⤵
        • Program crash
        PID:2284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\rvtql1X1e

    Filesize

    99KB

    MD5

    33ace2a98e6aa56dbd6f1ae58a9af9ae

    SHA1

    67de6edab77318d997f002c9884dd08069612570

    SHA256

    8bf10012bf59dbc3f6509bbf1dc12490779fc5962aa37fcebbcc434e2612371c

    SHA512

    ea77d71297f7ef842f0c1c7b6f8eb53f8d6d3f223d4f5d2bb4214102601a1197f038a1339d5245ed87671947e90910b78cbe7081d05c0e5cedd55b0726e362f5

  • memory/1224-142-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1224-159-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1664-1-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1664-11-0x0000000010025000-0x0000000010026000-memory.dmp

    Filesize

    4KB

  • memory/1664-10-0x0000000000250000-0x0000000000280000-memory.dmp

    Filesize

    192KB

  • memory/1664-9-0x0000000000250000-0x0000000000280000-memory.dmp

    Filesize

    192KB

  • memory/1664-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1676-132-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1676-122-0x0000000000480000-0x00000000004B0000-memory.dmp

    Filesize

    192KB

  • memory/1676-117-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/1928-53-0x0000000000050000-0x0000000000051000-memory.dmp

    Filesize

    4KB

  • memory/1928-56-0x0000000020010000-0x000000002001D000-memory.dmp

    Filesize

    52KB

  • memory/1928-48-0x0000000020010000-0x000000002001D000-memory.dmp

    Filesize

    52KB

  • memory/1928-52-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/1928-44-0x0000000000050000-0x0000000000051000-memory.dmp

    Filesize

    4KB

  • memory/1928-42-0x0000000020010000-0x000000002001D000-memory.dmp

    Filesize

    52KB

  • memory/1928-54-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/1928-55-0x0000000020010000-0x000000002001D000-memory.dmp

    Filesize

    52KB

  • memory/1928-57-0x0000000020010000-0x000000002001D000-memory.dmp

    Filesize

    52KB

  • memory/1960-155-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1960-164-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2180-140-0x0000000000160000-0x0000000000190000-memory.dmp

    Filesize

    192KB

  • memory/2364-62-0x0000000076F70000-0x0000000076F71000-memory.dmp

    Filesize

    4KB

  • memory/2364-29-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-39-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2364-40-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-20-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-63-0x0000000076F6F000-0x0000000076F70000-memory.dmp

    Filesize

    4KB

  • memory/2364-22-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-61-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2364-24-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-115-0x0000000002650000-0x0000000002680000-memory.dmp

    Filesize

    192KB

  • memory/2364-31-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-36-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-34-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-74-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-38-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2364-111-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2364-93-0x0000000076F70000-0x0000000076F71000-memory.dmp

    Filesize

    4KB

  • memory/2364-114-0x0000000002650000-0x0000000002680000-memory.dmp

    Filesize

    192KB

  • memory/2712-33-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2712-32-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/2712-12-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2712-13-0x0000000000020000-0x0000000000023000-memory.dmp

    Filesize

    12KB

  • memory/2712-14-0x0000000072940000-0x0000000072A93000-memory.dmp

    Filesize

    1.3MB

  • memory/2712-19-0x0000000000240000-0x0000000000270000-memory.dmp

    Filesize

    192KB

  • memory/2720-137-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/2908-83-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-71-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-82-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-91-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-64-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-90-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-94-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-99-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB

  • memory/2908-97-0x0000000020010000-0x000000002002E000-memory.dmp

    Filesize

    120KB