Analysis

  • max time kernel
    95s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2025 05:24

General

  • Target

    JaffaCakes118_06e2f8a325c8171d2f15bc45a91db8a0.exe

  • Size

    92KB

  • MD5

    06e2f8a325c8171d2f15bc45a91db8a0

  • SHA1

    b8c44ce5a4449054c101a7825a2a2a523cbf053f

  • SHA256

    26d649f80d03c8a11073131dd87cb1d9463cca5197284655435d314fe6f6bf61

  • SHA512

    ca31a4d598e8c4019e7db5cdfe7cc7dd0f3127923ffcb39419c1069ad44ee4254e70171d59e23d776871ac7b33685859b73b5b2a9991106ae2ffabcf68a32f9d

  • SSDEEP

    1536:iVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:ynxwgxgfR/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 13 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 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 UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06e2f8a325c8171d2f15bc45a91db8a0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06e2f8a325c8171d2f15bc45a91db8a0.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2548
    • 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:3952
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1336
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 204
            4⤵
            • Program crash
            PID:4348
        • 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:244
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:244 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3948
        • 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:4956
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4956 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4604
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1336 -ip 1336
      1⤵
        PID:2288

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        06e2f8a325c8171d2f15bc45a91db8a0

        SHA1

        b8c44ce5a4449054c101a7825a2a2a523cbf053f

        SHA256

        26d649f80d03c8a11073131dd87cb1d9463cca5197284655435d314fe6f6bf61

        SHA512

        ca31a4d598e8c4019e7db5cdfe7cc7dd0f3127923ffcb39419c1069ad44ee4254e70171d59e23d776871ac7b33685859b73b5b2a9991106ae2ffabcf68a32f9d

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

        Filesize

        471B

        MD5

        05a55aacc33432fec9fea490f5c69442

        SHA1

        bd2dd697d6e49290ff51f6f8e2db9bde87e72860

        SHA256

        65d742646568766a452eafac7bd80d140b7acfcedb5cd55923fbcc0f3cd2fa43

        SHA512

        91aa6dc1cb9632f1b9fec82da928a3e49d5531298e264228eba79ae38d530377a78af5f0beef9763d7d624acbdbe93bfffff4caf5b8dc29fa4d9b8d01514e5a5

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

        Filesize

        404B

        MD5

        4d08e927abc138a395f63f78e0b9f1b2

        SHA1

        7d9a6ca6c7b50bb1b44ff79b4c4872b93323147f

        SHA256

        345547bda7a77546a0e424ba8a1c2bede2e8f7edcb85b8d75a7083170efcfcee

        SHA512

        6f6e8c560b4898f39a98733099960d36ab0510cc0e21c2a518598a4f44060b7bd536bb86058669f17afa7fa8a89b476a296b2bf24e71338f81ea674e07e7071c

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{794774F4-D0A5-11EF-A7EA-EE8B2F3CE00B}.dat

        Filesize

        5KB

        MD5

        bae7295579ab1157f1e32ce095a3f3c9

        SHA1

        e1a12d2c3fefa3e3f35551933644e6b797507972

        SHA256

        8f20825a8699109b3b88fba32801e5cbadeb3e5e056f999b679c598651f89b4a

        SHA512

        e898049c0c75df3d3a8cfe02add97e82caebd66c2e2f75e072a654588128714bd48000b84e7b884ba7e83f9875b9f446bc4550439183154d80683c1b53b7b466

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7949D7F9-D0A5-11EF-A7EA-EE8B2F3CE00B}.dat

        Filesize

        3KB

        MD5

        c592bc3bd23b8485deae983898b46b57

        SHA1

        aaebce718d9cc53aa42e9d614249589e211e5b77

        SHA256

        cece34e2d5a1240824d03e6c5bf436c7fba97c0aec4719be848c8e816ea76bc8

        SHA512

        496d09fbaf325508268d8d51d3c9de51eb20830d3a85265a18e50e598ece6a3b30333a6cd4189ee9ddbbc78671a61a7947ef8ae2f74b90aece26398d9edd3f95

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver33BD.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1336-32-0x0000000001270000-0x0000000001271000-memory.dmp

        Filesize

        4KB

      • memory/1336-31-0x0000000001290000-0x0000000001291000-memory.dmp

        Filesize

        4KB

      • memory/2548-7-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/2548-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/2548-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-0-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2548-6-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2548-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2548-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-37-0x0000000077062000-0x0000000077063000-memory.dmp

        Filesize

        4KB

      • memory/3952-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-29-0x0000000077062000-0x0000000077063000-memory.dmp

        Filesize

        4KB

      • memory/3952-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-40-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3952-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3952-28-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/3952-24-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB