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Analysis

  • max time kernel
    91s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 13:25

General

  • Target

    da7013f9b484dfde31a6651d33169d43_JaffaCakes118.exe

  • Size

    140KB

  • MD5

    da7013f9b484dfde31a6651d33169d43

  • SHA1

    9c4968d24cf4899f1a0b6a2d7ee9123becb17dd6

  • SHA256

    ca05c8ce6a3a33404b9abc6c77e234a7f8bd2e7e8de1b88ef6087da07a01b6f4

  • SHA512

    20e42c6dd1758ce4bd24aba71a0916491d64f45ae7f995aa9d567f0251ef50de02d1e8175d3754d90905ccb36f315104f20fad820a72991c99e802ecb61208e2

  • SSDEEP

    1536:y6g37Kf/JToD3BNmjuwIfy+zyF0yqpP/mOoIXWZiMMW4TdHRR1c7G/uX55BMqri2:BS0xToTByhItzfjH9eYW4TdRL/EkRpu

Malware Config

Signatures

  • Ramnit

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da7013f9b484dfde31a6651d33169d43_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\da7013f9b484dfde31a6651d33169d43_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Users\Admin\AppData\Local\Temp\jFVnPayM4
      "jFVnPayM4"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4020
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 212
            4⤵
            • Program crash
            PID:4040
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4472
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4784
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4784 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:4332
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4784 CREDAT:17416 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:880
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
            PID:2268
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 204
              4⤵
              • Program crash
              PID:2536
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5076
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              4⤵
              • Modifies Internet Explorer settings
              PID:4380
          • C:\Users\Admin\AppData\Local\Temp\dsudpttofmmiujnh.exe
            "C:\Users\Admin\AppData\Local\Temp\dsudpttofmmiujnh.exe"
            3⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4020 -ip 4020
        1⤵
          PID:2976
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2268 -ip 2268
          1⤵
            PID:2380

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            471B

            MD5

            5f81c2f0e32c339ad20a7b38cb5b684b

            SHA1

            4196d08225494b3da7819301cac57f3618ef8aa7

            SHA256

            f1465c392ed09e095c9ed94934a546cd13bcf3c2f5fcd669bb58fb1475fc3b39

            SHA512

            fff25d77166243ec1c5e029ca5c51b605228e6faebbc08834c3bc9c1042f14596c062e9ab9f9cc6567f5ba3bb0679a4fc833704fbef0c91a1461bc005d4bf19b

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

            Filesize

            404B

            MD5

            0c09d01bdd986b0243a8522e39f04256

            SHA1

            aaa7f2250fbaea15e1ac49ac563b06b27040de06

            SHA256

            aa3962335773e5c58b54755d0ed3f1147ab1056e9e83a6f57b9b878a44b12864

            SHA512

            8fc3404b7ef5285f11f0ea8a0cfec4115c12ebe8a1f45c83842b24f5033a12579f0b1482f003af33da49b08815605bcaba1ae25eabc3b5d3ac4c19f9d7c22659

          • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver6EB3.tmp

            Filesize

            15KB

            MD5

            1a545d0052b581fbb2ab4c52133846bc

            SHA1

            62f3266a9b9925cd6d98658b92adec673cbe3dd3

            SHA256

            557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

            SHA512

            bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\jFVnPayM4

            Filesize

            95KB

            MD5

            728a53df2a3d2f5307fe1cc77179d2a5

            SHA1

            a3c9de63748878de218c872e97eef0de767df853

            SHA256

            d9ee5d0e2dd387be3a501cc88cb2b2b310016cdedd7a83be402c203e4dc76e9e

            SHA512

            7496a435296ca0b08b554fb779ab3eb6709064a480a93e6f948f14a072cfbc1fe7e7ac8a31ea572b7a9910ad6b3d6e2019993bfd609d199cefd61c609c7fe893

          • memory/2368-8-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2368-0-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2876-57-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/2876-54-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/2876-52-0x0000000000770000-0x0000000000772000-memory.dmp

            Filesize

            8KB

          • memory/2876-58-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4020-14-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

            Filesize

            4KB

          • memory/4020-15-0x0000000000EB0000-0x0000000000EB1000-memory.dmp

            Filesize

            4KB

          • memory/4520-11-0x00000000005C0000-0x00000000005C1000-memory.dmp

            Filesize

            4KB

          • memory/4520-16-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4520-24-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-25-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-26-0x0000000077882000-0x0000000077883000-memory.dmp

            Filesize

            4KB

          • memory/4520-19-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-17-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-22-0x0000000077882000-0x0000000077883000-memory.dmp

            Filesize

            4KB

          • memory/4520-51-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4520-13-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-10-0x00000000005B0000-0x00000000005B1000-memory.dmp

            Filesize

            4KB

          • memory/4520-7-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB

          • memory/4520-6-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4520-4-0x0000000000400000-0x0000000000439F6C-memory.dmp

            Filesize

            231KB