Analysis

  • max time kernel
    94s
  • 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 03:06

General

  • Target

    JaffaCakes118_4b73902447054db751f5480de7332a18.exe

  • Size

    95KB

  • MD5

    4b73902447054db751f5480de7332a18

  • SHA1

    0dbfe6410d8438c08257eaa00f8e08305972bff3

  • SHA256

    2847525c8ac61e2844c25885cd741b39fe4c31b8b47097a19b87a98c8c9e6842

  • SHA512

    ee6dae2936badd52ac68ee31a0d3084a3b1a156651a4d33ae23de370e680647a95cc648a9ea200da0fcf0ed980990bb6d6a6e0e4db67c851f021c0262788c2f7

  • SSDEEP

    768:Q06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:eR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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_4b73902447054db751f5480de7332a18.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b73902447054db751f5480de7332a18.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4216
    • 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:4684
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1012
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 204
            4⤵
            • Program crash
            PID:3776
        • 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:4944
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4944 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5068
        • 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:3564
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3564 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1012 -ip 1012
      1⤵
        PID:2072

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        4b73902447054db751f5480de7332a18

        SHA1

        0dbfe6410d8438c08257eaa00f8e08305972bff3

        SHA256

        2847525c8ac61e2844c25885cd741b39fe4c31b8b47097a19b87a98c8c9e6842

        SHA512

        ee6dae2936badd52ac68ee31a0d3084a3b1a156651a4d33ae23de370e680647a95cc648a9ea200da0fcf0ed980990bb6d6a6e0e4db67c851f021c0262788c2f7

      • 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

        fdac1e8af86c51398b730c3119684a89

        SHA1

        dc1810e5cc27315b8b2cf79fac77a06df3e87653

        SHA256

        90d1c60cac7a052e8feb8f50a01ea5b7b2e78609dca695a4ff2ef4f39687a386

        SHA512

        f8324e36761fe8592accd1bec32898c01ccfadbab1c242e97610a736cb798d43fee12133f67d2428cd152d752556cc89056a816ca8dc33825e3914cc25fa8552

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

        Filesize

        404B

        MD5

        72988cca9325c167734d5dbc12867785

        SHA1

        37ad32aed96126659d77156f6cddc8f687d61b09

        SHA256

        5bc0f71370c2b336bdbad9fd52f2b749b0d8959ec248bc7467d6ac51f8f2a40d

        SHA512

        9a85aad2eb18c8475874b94b5d47df9db2cdfef3fc0ef299133be9937ef2eb7307656cb6718d451f6cb0f8531fe1d7f0f2535b0ad34776ebe87c0d34eb9c0277

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BF8E7808-D2ED-11EF-B9D5-CA65FB447F0B}.dat

        Filesize

        3KB

        MD5

        442b8337c7adebcc27e2f6cafffdc682

        SHA1

        069fe852c325e2efdbe89d2b08d4c5451a41a1f7

        SHA256

        7cda61c9d56be17b11a11ed7ba49dd49b345dafae09c6bdd78d674df0cbd4d34

        SHA512

        7d77671c81c44bc910edbeb186e0b849e617233acfc2000b6cb3b48cbcc84922f4717522085dac46189c1fb830e0e5092784192933838efd612835741fcc1d76

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BF90D9FA-D2ED-11EF-B9D5-CA65FB447F0B}.dat

        Filesize

        5KB

        MD5

        984673f2da16e1d778ce448b1e489c38

        SHA1

        931526e5b12d4c208a0b510ecd30ae06a6c828a3

        SHA256

        b9f765b1b697ad7b7fc3b89d10a8de6b32ae5757ac4f5d9c53cef3d133d8343c

        SHA512

        aeaed4c693d29fdaad43eced2c4ba3e78a545a3e466371e22e18151262b5d88e44890dd232c79805973f5550a82fd093cfe36705bffffd2ccb0c2cfdf95e9c00

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1012-31-0x0000000000740000-0x0000000000741000-memory.dmp

        Filesize

        4KB

      • memory/1012-32-0x0000000000720000-0x0000000000721000-memory.dmp

        Filesize

        4KB

      • memory/4216-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-0-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4216-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4216-8-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4216-3-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4216-2-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4216-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4684-24-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/4684-34-0x0000000077862000-0x0000000077863000-memory.dmp

        Filesize

        4KB

      • memory/4684-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4684-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4684-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4684-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4684-30-0x0000000077862000-0x0000000077863000-memory.dmp

        Filesize

        4KB

      • memory/4684-26-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4684-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB