Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 05:12

General

  • Target

    JaffaCakes118_0616f216f56e360f2ba68a29e42fe524.exe

  • Size

    92KB

  • MD5

    0616f216f56e360f2ba68a29e42fe524

  • SHA1

    8a2eb67dfdd28edd4bf37dcc61096abdb56dcf41

  • SHA256

    ff40fb32dc9418b1a0645e3b09b50670a2403240c7f4a4feabd27022f711222f

  • SHA512

    8d790ea82e0350e80e39c0a8bebd89aa111c0c1d9a14decb8c74036ad8b08c9b2fa9023faf0b80c29c897477da6ee2ae4cf42116251783f5435db06b4dabfb72

  • SSDEEP

    1536:6VZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:KnxwgxgfR/DVG7wBpE

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 11 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 4 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 50 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 UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0616f216f56e360f2ba68a29e42fe524.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0616f216f56e360f2ba68a29e42fe524.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3768
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3768 -s 204
            4⤵
            • Program crash
            PID:392
        • 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:2500
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2500 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5000
        • 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:3052
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3052 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3768 -ip 3768
      1⤵
        PID:4932

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        92KB

        MD5

        0616f216f56e360f2ba68a29e42fe524

        SHA1

        8a2eb67dfdd28edd4bf37dcc61096abdb56dcf41

        SHA256

        ff40fb32dc9418b1a0645e3b09b50670a2403240c7f4a4feabd27022f711222f

        SHA512

        8d790ea82e0350e80e39c0a8bebd89aa111c0c1d9a14decb8c74036ad8b08c9b2fa9023faf0b80c29c897477da6ee2ae4cf42116251783f5435db06b4dabfb72

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

        Filesize

        471B

        MD5

        e5e877bcc2542ab8629d8f34bafcd7f4

        SHA1

        8f618efa1584268e9eafd2b01c2a2ac006113c01

        SHA256

        5e63bcec102963b96b1f7d08ec512431a0ba748f90134dc51a05046296541e9e

        SHA512

        79153f941ae2cc4a5649ac729f03dd3f98df24d5084e36d14467b2a859e6d63fc4167feac24e7b519a9e179fb243447fe6d09519169b11e3151d5cc467e4c9d4

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

        Filesize

        404B

        MD5

        2eedbfe0ac7d3b1dbe91cf3b63d579c5

        SHA1

        f195df01faa3799bdc7326a9bd97d8317f9aafc4

        SHA256

        101adc313e1074cf53bb12ff9954aac1e8e1f93341abc64abf0c3fa24ea910f9

        SHA512

        240a4cf9ab2e9e7a8aca4c37be39c42e602aeab2ede0a9435c932f61fa6b72d4e2099184280026e61f113bdfb1cd3526223da46690de7915e98bfc28eb2f50b7

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E1B02058-C735-11EF-B319-FE5A08828E79}.dat

        Filesize

        3KB

        MD5

        4385d03c648338b51f7baf62ffa5fedd

        SHA1

        b36d9ba56813042835c663bae9d6aff63468367c

        SHA256

        3b5c8f82a54ee8ccaf9538e6fd8b389b743686a3ea3edbad0a80c9d16fca2f87

        SHA512

        59f0799958797985b4d42cba590cd2be9a7d5b22414b5ff5e96a2758217afd1577f814b7bec765b569524de9906c6fbc057e2107935d01f1718b69e326920165

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E1B28379-C735-11EF-B319-FE5A08828E79}.dat

        Filesize

        5KB

        MD5

        13872e3b2cca71aa0666a54ae8eca138

        SHA1

        c4fd140079958d3be8ddaebc6bcc40ade05b0a2c

        SHA256

        99ecdca969403a06511d5cc2fa34f3abdcfcd76c97348e01c432d02dea765dba

        SHA512

        16d5579adf0237361578d5a9c5d24d8134883a79de0861aab9e63c9a48956922598e81e0875a98ea7832b77c397d7de05853d274fb17cf378f186fc5e8caf732

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver2F78.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

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

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1836-34-0x00000000771E2000-0x00000000771E3000-memory.dmp

        Filesize

        4KB

      • memory/1836-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1836-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1836-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1836-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1836-19-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/1836-28-0x00000000771E2000-0x00000000771E3000-memory.dmp

        Filesize

        4KB

      • memory/1836-27-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/1836-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-3-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/2268-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-2-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/2268-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-0-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/2268-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/2268-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2268-7-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/3768-32-0x0000000000D90000-0x0000000000D91000-memory.dmp

        Filesize

        4KB

      • memory/3768-31-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

        Filesize

        4KB