Analysis

  • max time kernel
    93s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 07:41

General

  • Target

    JaffaCakes118_030e197760c36c22979e6e607d6170cc.exe

  • Size

    104KB

  • MD5

    030e197760c36c22979e6e607d6170cc

  • SHA1

    18ebb88bdc0d0aba3fcddfc3a531ba4335d3d575

  • SHA256

    718dc82f7e1cd1e520656322e6ff1f7ae548e9383855a0158f8aabb47ed8f956

  • SHA512

    45421a7438906139c866811167d7cdd0d82ab606010572c705de8fe90943920f200addf4ae3497fbd43ab16838e99c2c31a3e455d6448034bdb12d32608928c7

  • SSDEEP

    3072:9gIpT1t2YXm8XdstQculie6qbcU5jwaaHw7Koj4rA:aIx1dX3XCt2bB

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 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 6 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 32 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 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_030e197760c36c22979e6e607d6170cc.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_030e197760c36c22979e6e607d6170cc.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4852
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 204
          3⤵
          • Program crash
          PID:4224
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2068
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1440
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1440 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3640
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1440 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:912
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:4324
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 204
            3⤵
            • Program crash
            PID:3428
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3196
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:2768
        • C:\Users\Admin\AppData\Local\Temp\rivfglscrwvipwlm.exe
          "C:\Users\Admin\AppData\Local\Temp\rivfglscrwvipwlm.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4392
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4852 -ip 4852
        1⤵
          PID:396
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4324 -ip 4324
          1⤵
            PID:4784

          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

            0ada2095c461df5a751955aa41dd491e

            SHA1

            8366c54b31e1ddc8016aa22aab8c83f73c690810

            SHA256

            80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

            SHA512

            135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

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

            Filesize

            404B

            MD5

            ddea46aaa862922eee179aedb1c03ab3

            SHA1

            3f6e62efa0f36657102f3a8d40d5578d5b5abaa8

            SHA256

            0de8ef0b026d30cd9070408f880ad98724ab001f53787d755c5c9309acbab12e

            SHA512

            a6eecb97f0f1f13ff0466599f023a9ac22888b53a995f0175650b0dbb7495e06bf76ed7cd0a035a3f34c0c63e999654b6489796ca06835fe77990b85c74c5279

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\rivfglscrwvipwlm.exe

            Filesize

            104KB

            MD5

            030e197760c36c22979e6e607d6170cc

            SHA1

            18ebb88bdc0d0aba3fcddfc3a531ba4335d3d575

            SHA256

            718dc82f7e1cd1e520656322e6ff1f7ae548e9383855a0158f8aabb47ed8f956

            SHA512

            45421a7438906139c866811167d7cdd0d82ab606010572c705de8fe90943920f200addf4ae3497fbd43ab16838e99c2c31a3e455d6448034bdb12d32608928c7

          • memory/2124-6-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-19-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-1-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/2124-34-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/2124-10-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/2124-11-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-17-0x00000000771E2000-0x00000000771E3000-memory.dmp

            Filesize

            4KB

          • memory/2124-14-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-18-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-0-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/2124-20-0x00000000771E2000-0x00000000771E3000-memory.dmp

            Filesize

            4KB

          • memory/2124-4-0x00000000008F0000-0x00000000008F1000-memory.dmp

            Filesize

            4KB

          • memory/2124-5-0x0000000000900000-0x0000000000901000-memory.dmp

            Filesize

            4KB

          • memory/2124-2-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/4392-35-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/4392-39-0x0000000000400000-0x000000000043A200-memory.dmp

            Filesize

            232KB

          • memory/4392-40-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/4852-8-0x0000000001290000-0x0000000001291000-memory.dmp

            Filesize

            4KB

          • memory/4852-9-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

            Filesize

            4KB