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Analysis

  • max time kernel
    92s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/11/2024, 05:08

General

  • Target

    b4eb7a6aa9cdc2756e4341dfe533200a_JaffaCakes118.dll

  • Size

    484KB

  • MD5

    b4eb7a6aa9cdc2756e4341dfe533200a

  • SHA1

    87b946776fb4c4ceb293c47192e48e06ec69b687

  • SHA256

    e38554314edcbe634ffd5f845201c0ebbd362bf22e2680391231c6e3de9b9f7f

  • SHA512

    9c93f25fafd8ceb5ede74c0c03a4bb93be03fd27d1766134e43976451fe920ada00dd4ffb9d3a9969d2dfe17366c18033db9fb548396bced9c38d7b1b5807ea0

  • SSDEEP

    6144:mfFM4cw6a8t/q2bX5qpepfQTEJ+NNb8r5KYagw2F5YNEXkEmjOi4:Rw6a8YEJHFQAJ+NNbwkgw2FWNK/

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 6 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 16 IoCs

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

  • Drops file in Program Files directory 10 IoCs
  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of UnmapMainImage 6 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4eb7a6aa9cdc2756e4341dfe533200a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:212
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4eb7a6aa9cdc2756e4341dfe533200a_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1964
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:2948
        • C:\Windows\SysWOW64\rundll32mgrmgr.exe
          C:\Windows\SysWOW64\rundll32mgrmgr.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:3316
          • C:\Program Files (x86)\Microsoft\WaterMark.exe
            "C:\Program Files (x86)\Microsoft\WaterMark.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of UnmapMainImage
            • Suspicious use of WriteProcessMemory
            PID:2864
            • C:\Windows\SysWOW64\svchost.exe
              C:\Windows\system32\svchost.exe
              6⤵
                PID:4052
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 204
                  7⤵
                  • Program crash
                  PID:2120
              • C:\Program Files\Internet Explorer\iexplore.exe
                "C:\Program Files\Internet Explorer\iexplore.exe"
                6⤵
                • Modifies Internet Explorer settings
                PID:4068
              • C:\Program Files\Internet Explorer\iexplore.exe
                "C:\Program Files\Internet Explorer\iexplore.exe"
                6⤵
                • Modifies Internet Explorer settings
                PID:1740
          • C:\Program Files (x86)\Microsoft\WaterMark.exe
            "C:\Program Files (x86)\Microsoft\WaterMark.exe"
            4⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of UnmapMainImage
            • Suspicious use of WriteProcessMemory
            PID:3016
            • C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe
              "C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe"
              5⤵
              • Executes dropped EXE
              • Drops file in Program Files directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of UnmapMainImage
              • Suspicious use of WriteProcessMemory
              PID:4476
              • C:\Program Files (x86)\Microsoft\WaterMark.exe
                "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                6⤵
                • Executes dropped EXE
                • Drops file in Program Files directory
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of UnmapMainImage
                • Suspicious use of WriteProcessMemory
                PID:4372
                • C:\Windows\SysWOW64\svchost.exe
                  C:\Windows\system32\svchost.exe
                  7⤵
                    PID:3748
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 204
                      8⤵
                      • Program crash
                      PID:2912
                  • C:\Program Files\Internet Explorer\iexplore.exe
                    "C:\Program Files\Internet Explorer\iexplore.exe"
                    7⤵
                    • Modifies Internet Explorer settings
                    PID:1304
                  • C:\Program Files\Internet Explorer\iexplore.exe
                    "C:\Program Files\Internet Explorer\iexplore.exe"
                    7⤵
                    • Modifies Internet Explorer settings
                    PID:372
              • C:\Windows\SysWOW64\svchost.exe
                C:\Windows\system32\svchost.exe
                5⤵
                  PID:3120
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 204
                    6⤵
                    • Program crash
                    PID:2016
                • C:\Program Files\Internet Explorer\iexplore.exe
                  "C:\Program Files\Internet Explorer\iexplore.exe"
                  5⤵
                  • Modifies Internet Explorer settings
                  PID:1692
                • C:\Program Files\Internet Explorer\iexplore.exe
                  "C:\Program Files\Internet Explorer\iexplore.exe"
                  5⤵
                  • Modifies Internet Explorer settings
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:4772
                  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4772 CREDAT:17410 /prefetch:2
                    6⤵
                    • System Location Discovery: System Language Discovery
                    • Modifies Internet Explorer settings
                    • Suspicious use of SetWindowsHookEx
                    PID:3108
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 656
              3⤵
              • Program crash
              PID:1972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3120 -ip 3120
          1⤵
            PID:2544
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1964 -ip 1964
            1⤵
              PID:1524
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4052 -ip 4052
              1⤵
                PID:1148
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3748 -ip 3748
                1⤵
                  PID:3264

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

                  Filesize

                  471B

                  MD5

                  549aeb864011f0c57644853ec90cbab9

                  SHA1

                  fd63ad25ed0824b3aa6c9bce49f55d85d0a88e3e

                  SHA256

                  8c2c91480d44c8881a3cde343916de69bcddf67dff17588e9640c4d7b01437ea

                  SHA512

                  6d6cacc4c938ff1cc53d4504fc8faa8ca2c4ddab8c0edfddfaee6039a12b9f845dca85b0ef06cad8b6a2a7f02c0b6cb47cf6ea0dda333ae21bb59d222247be7e

                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

                  Filesize

                  404B

                  MD5

                  0248dd8927ae2e5be1120cdfc956cd66

                  SHA1

                  c0fcac18cea591c5abbdaa10ba3fdb4f095f69ee

                  SHA256

                  c8ce02792455e98bd5f0bb54e0331aad68797879a353f92f40eb52871c4f0748

                  SHA512

                  a08e91cc0d6775ded31e32fcf1dbc57520db924262255dde31c721e3dd2624ed5e5b499d73925fe98a33071625644e41242331a6ea00801df3790de39e113a54

                • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\suggestions[1].en-US

                  Filesize

                  17KB

                  MD5

                  5a34cb996293fde2cb7a4ac89587393a

                  SHA1

                  3c96c993500690d1a77873cd62bc639b3a10653f

                  SHA256

                  c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

                  SHA512

                  e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

                • C:\Windows\SysWOW64\rundll32mgr.exe

                  Filesize

                  122KB

                  MD5

                  c5255edf109342e3e1d1eb0990b2d094

                  SHA1

                  ba029b47b9b3a5ccccae3038d90382ec68a1dd44

                  SHA256

                  ea49164b416d1b900f80a14f30295ea7d546483a0d7ba8b3a9e48dbcb48a3dc5

                  SHA512

                  6b6911ea424763af3ed4964e67aa75d1ffe74551e1e4e12e6220afcda720dbfdda00d744e23486c07701662bac3702220f760d1c86a188772e9bf8af7b64a3a3

                • C:\Windows\SysWOW64\rundll32mgrmgr.exe

                  Filesize

                  59KB

                  MD5

                  f2c8b7e238a07cce22920efb1c8645a6

                  SHA1

                  cd2af4b30add747e222f938206b78d7730fdf346

                  SHA256

                  6b20b420e84a30df810d52a9b205a3af0f46cafe82bf378867542f15eb64461e

                  SHA512

                  c4b9c8c3dccaa39b5ac1faea7e92b0e1d391f0943989178634992be07c40be15b8543f9c6746ab6a5a7136ea00e3c0818fc43bc2eee4e5d282c3cbf7ea279699

                • memory/1964-0-0x0000000010000000-0x000000001007C000-memory.dmp

                  Filesize

                  496KB

                • memory/1964-79-0x0000000010000000-0x000000001007C000-memory.dmp

                  Filesize

                  496KB

                • memory/2864-73-0x0000000000400000-0x0000000000433000-memory.dmp

                  Filesize

                  204KB

                • memory/2948-14-0x00000000008B0000-0x00000000008B1000-memory.dmp

                  Filesize

                  4KB

                • memory/2948-4-0x0000000000400000-0x0000000000433000-memory.dmp

                  Filesize

                  204KB

                • memory/2948-17-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-12-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-10-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-11-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-13-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-16-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2948-19-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3016-51-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3016-81-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3016-46-0x0000000000060000-0x0000000000061000-memory.dmp

                  Filesize

                  4KB

                • memory/3016-52-0x0000000077282000-0x0000000077283000-memory.dmp

                  Filesize

                  4KB

                • memory/3016-86-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3016-84-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3016-85-0x0000000077282000-0x0000000077283000-memory.dmp

                  Filesize

                  4KB

                • memory/3016-24-0x0000000000400000-0x0000000000433000-memory.dmp

                  Filesize

                  204KB

                • memory/3016-80-0x0000000000070000-0x0000000000071000-memory.dmp

                  Filesize

                  4KB

                • memory/3120-72-0x0000000000110000-0x0000000000111000-memory.dmp

                  Filesize

                  4KB

                • memory/3120-71-0x0000000000130000-0x0000000000131000-memory.dmp

                  Filesize

                  4KB

                • memory/3316-63-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/3316-9-0x0000000000400000-0x0000000000423000-memory.dmp

                  Filesize

                  140KB

                • memory/4372-64-0x0000000000400000-0x0000000000433000-memory.dmp

                  Filesize

                  204KB

                • memory/4476-53-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/4476-39-0x0000000000400000-0x0000000000423000-memory.dmp

                  Filesize

                  140KB