Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 11:40

General

  • Target

    d96ee3ec0300e09116da1213ee4a9310_JaffaCakes118.dll

  • Size

    216KB

  • MD5

    d96ee3ec0300e09116da1213ee4a9310

  • SHA1

    7c51d1e7360a90e6ecd6a05b375575f24407947f

  • SHA256

    6a9d3dc14d9d368d8e0a890cc68bd74f4f16ad434fc3213afa02b0e07cac9e07

  • SHA512

    e8d11d4ddf28463a3d0094d0533d8e8dae0f8224330fa5da8b6be7c49aa527cbf9c0409f38f8358a750ec08e8c04c22b4d0646385339cf385242e088f77621f0

  • SSDEEP

    3072:anMoFkOKCg3CXmSSZlzgeBTg4vRPo5NNFs+XNtUU/chmcFTulOVq5pNOwe2Rd+/3:aMJOWK4l0wqOVq18cZHLx3M6C

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d96ee3ec0300e09116da1213ee4a9310_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d96ee3ec0300e09116da1213ee4a9310_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4676
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4496
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:1124
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 204
                6⤵
                • Program crash
                PID:2520
            • 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:932
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:932 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:920
            • 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:1008
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1008 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:1920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1124 -ip 1124
      1⤵
        PID:4404

      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

        2d1847b341a938389fc5b14b0bcd9eb2

        SHA1

        4036e71c4002e7ee173d59dc84a9cb5aa1390d34

        SHA256

        275c7427c6238d335e521a313e6cff2357b16e645202f11e3433cd56539ccc32

        SHA512

        384e910821ee8b786f70b5358f120cb3aea47f0e50d1f5c6e4c7304435c7d88f2c5ac9027c73823916149a369ac1c7640c18b13db8e6ee740c963e1b8bd51428

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

        Filesize

        404B

        MD5

        67c84f1648b8aa3a4ae281ff5eedd4f1

        SHA1

        bc9b27172a50952736d449b3339636ff5bc6a576

        SHA256

        e118f5c1fe1926b566d2312f73e739eaf6fdd9ed6e0d520386f4ef9751666a84

        SHA512

        0b40041df95da49778ecec224102f1d6c7c7e8336f01824ee5bb200191d0d14072e1ef154fa0eef57505323963fc41bfcde54d5302f7a81f7c97c0b90b541e63

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

        Filesize

        404B

        MD5

        641a1f883a583419b1ddbee94fcbc750

        SHA1

        d9c855547b8705285b3121f6f483001ae9a5f5a9

        SHA256

        b4884a0da5e48209b279808ca38093558e4e987087793a3861ed76965cbd8f5d

        SHA512

        c2f15bee453773582d2f81990b3db8a15cef3bdc4e54f132cd887de0167633e5bff6feb11aaa4d52b6994b08b6b77d7191bbe56ba8dd3f0c056c97341e616fb5

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{59513FD7-B622-11EF-9361-CA65FB447F0B}.dat

        Filesize

        4KB

        MD5

        fce2661da8f74b7b4d01c648cf7cb7f9

        SHA1

        0242a1953d13c1a665066271a78a75521cd52ffa

        SHA256

        849f93d26c379ad32200ff78a2cd30e39e175182a268bf383ce71e1ed78f6b17

        SHA512

        55c9d705d4f0e3c08cf7c17552c14d04393ad360b2ddbd73eea78fd843f4c3d660a79ac3a4514208056b34ffbd41c6ed837f762251456b6f086fdd9ae39dc2de

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{5953A28C-B622-11EF-9361-CA65FB447F0B}.dat

        Filesize

        5KB

        MD5

        cfb251f78bf3a3bfaeec3926c4b7db08

        SHA1

        1c63634b39d08cb827a9c812e5be87bfb3724183

        SHA256

        efa3e3f167fd5c08e8175d6a8c0244ba562c40ab75a3388395ed2a3204eb25b1

        SHA512

        521617575d0aca3aba78a0fdd0d610a6d30ece70fa10c5549eff3f27be6a5175590f79e761269f8961882314b4fb81292c3084d5e2491a1eaf9a9af0d8b7fd40

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verFEB3.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\rundll32mgr.exe

        Filesize

        65KB

        MD5

        a9ea94ee4a3bb43d4057823b2072dc54

        SHA1

        94ade3c34ec08613daba8a1240586c24f8169794

        SHA256

        7edbb67a880d90e53ec7949c4907f4ccf5596899b98ed8651b01a485a7b06789

        SHA512

        0ae24a452c474a0b67eb17ceb78eabc46aad7f04a249d526cbd1bf25ccc94016133ee6cdd1cf342fa3c8dbff60372d18df56137a6c0303bbaee07f005f930ab5

      • memory/1124-17-0x0000000000A60000-0x0000000000A61000-memory.dmp

        Filesize

        4KB

      • memory/1124-18-0x0000000000A40000-0x0000000000A41000-memory.dmp

        Filesize

        4KB

      • memory/4496-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4496-20-0x00000000006E0000-0x00000000006E1000-memory.dmp

        Filesize

        4KB

      • memory/4496-21-0x0000000077EB2000-0x0000000077EB3000-memory.dmp

        Filesize

        4KB

      • memory/4496-19-0x0000000077EB2000-0x0000000077EB3000-memory.dmp

        Filesize

        4KB

      • memory/4496-23-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4496-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4496-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4496-14-0x00000000006D0000-0x00000000006D1000-memory.dmp

        Filesize

        4KB

      • memory/4676-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4676-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4676-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4996-0-0x0000000010000000-0x000000001003A000-memory.dmp

        Filesize

        232KB