Analysis

  • max time kernel
    149s
  • 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
    15-01-2025 02:35

General

  • Target

    JaffaCakes118_4ae63ec4031a5457f6796f9336d8cb16.exe

  • Size

    92KB

  • MD5

    4ae63ec4031a5457f6796f9336d8cb16

  • SHA1

    5bb817f4d77503c94ef592987d5f49cc58531be9

  • SHA256

    2a4346c42993fdbc5e74eb6542dd10241122064c21aab1b65e51e8797ba41b42

  • SHA512

    e6b5a31b84c13301499fbae05302215b1db8b10bd3240e14525528a0d3ff37858a4092c93b027099488dccffefe6078305c12dd8ab7eabe23f51958f3f99749f

  • SSDEEP

    1536:BVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:RnxwgxgfR/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 12 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 45 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_4ae63ec4031a5457f6796f9336d8cb16.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ae63ec4031a5457f6796f9336d8cb16.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4988
    • 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:4700
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2320
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 204
            4⤵
            • Program crash
            PID:920
        • 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:2864
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2864 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2424
        • 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:3572
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3572 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2320 -ip 2320
      1⤵
        PID:4228

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        4ae63ec4031a5457f6796f9336d8cb16

        SHA1

        5bb817f4d77503c94ef592987d5f49cc58531be9

        SHA256

        2a4346c42993fdbc5e74eb6542dd10241122064c21aab1b65e51e8797ba41b42

        SHA512

        e6b5a31b84c13301499fbae05302215b1db8b10bd3240e14525528a0d3ff37858a4092c93b027099488dccffefe6078305c12dd8ab7eabe23f51958f3f99749f

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

        Filesize

        471B

        MD5

        fdba1e1aaafa78dc1bc5319f2afb6f86

        SHA1

        5432b1fa5f940052c9f9117307b2c97a7950cab2

        SHA256

        83c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d

        SHA512

        ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e

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

        Filesize

        404B

        MD5

        3fbc5924351abab0ee0c0f826ed2a63d

        SHA1

        15a9124e5becdeb142a6ca15c6d3abc65d207f94

        SHA256

        a77561dc52ad10db034d27735f69b41a2c339409cc5504996b0702ea2181bac4

        SHA512

        a045b2743ad45f2efd9df1dca53da2e18e0161409b639fa6c876315f0b4076e4f116becf4638c25ab3da26797e02ab85c4738f8c97647b66e59e26d4ef8bcfda

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

        Filesize

        404B

        MD5

        0a335279b64f70e7d4db3fa7dc47edd0

        SHA1

        734f41c2a9a568396a00f9aab7c286a170fb8ae0

        SHA256

        678f6491cb9575ff5b3a8078f9afe532211e1aec2d5ae4ba5838c170cef2d1a2

        SHA512

        f09bc86467972ede8fc560a4531eacccb92850ac9142a24b11c46071344a062f3e138adab8f88cfa63dfdedc48258ac796ed94ad0a9bc121efa48386cb460dcb

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{72A74CC5-D2E9-11EF-B319-F6235BFAC6D3}.dat

        Filesize

        5KB

        MD5

        94a9a9156b0372a2f7e3f598465ec967

        SHA1

        cff01752a5759b81c08eb0c1cda561666523e9f2

        SHA256

        43a7c58395375342f925f100247aa2e6715ff7ab77974cff822c34a2630724d5

        SHA512

        2003421704328fcae11c99297f64a75c3ef1c651f3a67442024984f899b8dc17ce098f4072c8dcdbf566d062abb1fb6b7905fe6944a0e0ab9096975843ca786f

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{72A9AEE1-D2E9-11EF-B319-F6235BFAC6D3}.dat

        Filesize

        3KB

        MD5

        74d33a02b061756b9bb292e65ff3f733

        SHA1

        2d36cdf4eb25fc6fac7eae8351a42f1f6dabd0d3

        SHA256

        af6ba6ac92dd92efbe6147dd9cf1db7350da024b753de84f00bc0f68873c3a04

        SHA512

        3022b84965fac60c054ca43adbebb0bf0297f95e36495abc134ff0b5e211878ccae898e3c8e3c49d4eddd2e676eb247af1615b01ab7ba65b57ac6d1f74dfc424

      • 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/2320-31-0x00000000004A0000-0x00000000004A1000-memory.dmp

        Filesize

        4KB

      • memory/2320-32-0x0000000000480000-0x0000000000481000-memory.dmp

        Filesize

        4KB

      • memory/4700-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4700-34-0x0000000077812000-0x0000000077813000-memory.dmp

        Filesize

        4KB

      • memory/4700-28-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4700-23-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4700-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4700-29-0x0000000077812000-0x0000000077813000-memory.dmp

        Filesize

        4KB

      • memory/4700-26-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/4700-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4988-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4988-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4988-8-0x00000000030A0000-0x00000000030A1000-memory.dmp

        Filesize

        4KB

      • memory/4988-2-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4988-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB