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Analysis

  • max time kernel
    149s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    17/08/2024, 22:46

General

  • Target

    a4725dfdf2eaf3421d1cea652e255acf_JaffaCakes118.exe

  • Size

    64KB

  • MD5

    a4725dfdf2eaf3421d1cea652e255acf

  • SHA1

    c393512fe1317c8a58e6fa523af52a1dfe653169

  • SHA256

    c608ec38d7f12d3b94b12b47c2bf0c5e006ad07ec1ea82f92f3d84fd80c94c90

  • SHA512

    b5d6ef0fc33213dfdfe34ca49b849d98f284631e0ff698464d5a3a1fcee4017608a788e446601af45ea1822a16a5957148846a3a0ebf4e26b50bef88d6c1ef00

  • SSDEEP

    1536:8f9KFfrXYEJLoEm/Duq8hi5n2thxW5uYDPF22x:0mXYCLQbudhq2vx8k2x

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 4 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 12 IoCs

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

  • Windows security modification 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Windows directory 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\a4725dfdf2eaf3421d1cea652e255acf_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\a4725dfdf2eaf3421d1cea652e255acf_JaffaCakes118.exe"
            2⤵
            • Modifies firewall policy service
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Writes to the Master Boot Record (MBR)
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1772
            • C:\Windows\System\regserv.exe
              /u C:\Users\Admin\AppData\Local\Temp\a4725dfdf2eaf3421d1cea652e255acf_JaffaCakes118.exe
              3⤵
              • Modifies firewall policy service
              • Windows security bypass
              • Deletes itself
              • Executes dropped EXE
              • Loads dropped DLL
              • Windows security modification
              • Adds Run key to start application
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1248
              • C:\Windows\System\svchctrl.exe
                C:\Windows\System\\svchctrl.exe
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:2188
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1616

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • \Windows\system\regserv.exe

            Filesize

            64KB

            MD5

            a4725dfdf2eaf3421d1cea652e255acf

            SHA1

            c393512fe1317c8a58e6fa523af52a1dfe653169

            SHA256

            c608ec38d7f12d3b94b12b47c2bf0c5e006ad07ec1ea82f92f3d84fd80c94c90

            SHA512

            b5d6ef0fc33213dfdfe34ca49b849d98f284631e0ff698464d5a3a1fcee4017608a788e446601af45ea1822a16a5957148846a3a0ebf4e26b50bef88d6c1ef00

          • \Windows\system\svchctrl.dll

            Filesize

            19KB

            MD5

            bfcd5a3e849ed7dae6d6811c81184146

            SHA1

            8c18e01abeb7aa6a01dbb42be6979efe8f3530e1

            SHA256

            663f2114b515ae64628c8cb160630eb94f59bf0b0850c08bf8b4d9a4b79fca00

            SHA512

            b2e33df46bca83b9d8d9589d8edcb2ff39d3891de4de3cfbc1a562c77eac3ab15a61f605512e95bd441a2375b617b5693d43c269ba19c14fcb3f571858cec553

          • \Windows\system\svchctrl.exe

            Filesize

            11KB

            MD5

            c62ac4a8dde8c06760ee61b60b49196b

            SHA1

            b9f7ba040ffe1a5620ae58b281491d2d49630118

            SHA256

            6a1a26ba330fd5099669c9c79cf6255b26e5fc4cac4298dfc9b816c76f20ea47

            SHA512

            94801bfff0c0e349edd3883373b105f67ca462b3bbed4ebb9d025e527821247fab3b974d31cf1078117764eacd1d836dda7f0525c68da2b8d93d7550a4868842

          • memory/1100-28-0x00000000020C0000-0x00000000020C1000-memory.dmp

            Filesize

            4KB

          • memory/1248-78-0x00000000758F0000-0x00000000759F0000-memory.dmp

            Filesize

            1024KB

          • memory/1248-74-0x0000000075AA0000-0x0000000075B6C000-memory.dmp

            Filesize

            816KB

          • memory/1248-584-0x0000000000500000-0x000000000051A000-memory.dmp

            Filesize

            104KB

          • memory/1248-24-0x0000000000130000-0x000000000013C000-memory.dmp

            Filesize

            48KB

          • memory/1248-38-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/1248-585-0x0000000010000000-0x0000000010012000-memory.dmp

            Filesize

            72KB

          • memory/1248-41-0x0000000010000000-0x0000000010012000-memory.dmp

            Filesize

            72KB

          • memory/1248-42-0x00000000759F0000-0x0000000075A90000-memory.dmp

            Filesize

            640KB

          • memory/1248-44-0x0000000076810000-0x00000000768AD000-memory.dmp

            Filesize

            628KB

          • memory/1248-45-0x0000000075570000-0x00000000755C7000-memory.dmp

            Filesize

            348KB

          • memory/1248-46-0x0000000074CA0000-0x0000000074D8B000-memory.dmp

            Filesize

            940KB

          • memory/1248-47-0x00000000759F0000-0x0000000075A90000-memory.dmp

            Filesize

            640KB

          • memory/1248-50-0x0000000075570000-0x00000000755C7000-memory.dmp

            Filesize

            348KB

          • memory/1248-53-0x0000000075900000-0x000000007596D000-memory.dmp

            Filesize

            436KB

          • memory/1248-55-0x0000000074CA0000-0x0000000074D8B000-memory.dmp

            Filesize

            940KB

          • memory/1248-54-0x0000000074D90000-0x0000000074DDC000-memory.dmp

            Filesize

            304KB

          • memory/1248-52-0x0000000075AA0000-0x0000000075B6C000-memory.dmp

            Filesize

            816KB

          • memory/1248-75-0x0000000074D90000-0x0000000074DDC000-memory.dmp

            Filesize

            304KB

          • memory/1248-586-0x0000000075900000-0x000000007596D000-memory.dmp

            Filesize

            436KB

          • memory/1248-79-0x0000000074D90000-0x0000000074DDC000-memory.dmp

            Filesize

            304KB

          • memory/1248-25-0x0000000000130000-0x000000000013C000-memory.dmp

            Filesize

            48KB

          • memory/1248-77-0x0000000075AA0000-0x0000000075B6C000-memory.dmp

            Filesize

            816KB

          • memory/1248-66-0x0000000075AA0000-0x0000000075B6C000-memory.dmp

            Filesize

            816KB

          • memory/1248-72-0x0000000075570000-0x00000000755C7000-memory.dmp

            Filesize

            348KB

          • memory/1248-71-0x0000000076810000-0x00000000768AD000-memory.dmp

            Filesize

            628KB

          • memory/1248-68-0x00000000759F0000-0x0000000075A90000-memory.dmp

            Filesize

            640KB

          • memory/1248-67-0x0000000074D90000-0x0000000074DDC000-memory.dmp

            Filesize

            304KB

          • memory/1248-65-0x0000000075570000-0x00000000755C7000-memory.dmp

            Filesize

            348KB

          • memory/1248-61-0x00000000759F0000-0x0000000075A90000-memory.dmp

            Filesize

            640KB

          • memory/1248-62-0x0000000000500000-0x000000000051A000-memory.dmp

            Filesize

            104KB

          • memory/1248-60-0x0000000075AA0000-0x0000000075B6C000-memory.dmp

            Filesize

            816KB

          • memory/1248-59-0x0000000075570000-0x00000000755C7000-memory.dmp

            Filesize

            348KB

          • memory/1248-58-0x0000000076810000-0x00000000768AD000-memory.dmp

            Filesize

            628KB

          • memory/1248-56-0x00000000759F0000-0x0000000075A90000-memory.dmp

            Filesize

            640KB

          • memory/1248-101-0x0000000000130000-0x000000000013C000-memory.dmp

            Filesize

            48KB

          • memory/1248-102-0x0000000000130000-0x000000000013C000-memory.dmp

            Filesize

            48KB

          • memory/1248-587-0x00000000758F0000-0x00000000759F0000-memory.dmp

            Filesize

            1024KB

          • memory/1248-168-0x0000000010000000-0x0000000010012000-memory.dmp

            Filesize

            72KB

          • memory/1248-203-0x0000000075900000-0x000000007596D000-memory.dmp

            Filesize

            436KB

          • memory/1772-0-0x0000000000500000-0x000000000051A000-memory.dmp

            Filesize

            104KB

          • memory/1772-11-0x0000000000500000-0x000000000051A000-memory.dmp

            Filesize

            104KB

          • memory/2188-135-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/2188-27-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB