Analysis

  • max time kernel
    150s
  • max time network
    149s
  • 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 08:28

General

  • Target

    JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe

  • Size

    92KB

  • MD5

    51d0053bfca5f04c76be4d5146e18560

  • SHA1

    b65b08e61f6059a44606a281c873254f2988f95d

  • SHA256

    2914bbc1a891ebebd3b1af59cf36f8b08eb904525100edb591b8293c82097cf9

  • SHA512

    8ef71603096fed71fae7adee57288a37e07b3858787cebd48f0f5c157d738b41b234420db17536eb8642806ee9bf9c2b2d441777517e810863305a825d7af336

  • SSDEEP

    1536:ZVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:pnxwgxgfR/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_51d0053bfca5f04c76be4d5146e18560.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3576
    • 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:2444
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:412
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 204
            4⤵
            • Program crash
            PID:1032
        • 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:3792
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3792 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2288
        • 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:2796
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2796 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4932
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 412 -ip 412
      1⤵
        PID:5112

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        92KB

        MD5

        51d0053bfca5f04c76be4d5146e18560

        SHA1

        b65b08e61f6059a44606a281c873254f2988f95d

        SHA256

        2914bbc1a891ebebd3b1af59cf36f8b08eb904525100edb591b8293c82097cf9

        SHA512

        8ef71603096fed71fae7adee57288a37e07b3858787cebd48f0f5c157d738b41b234420db17536eb8642806ee9bf9c2b2d441777517e810863305a825d7af336

      • 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

        3a1cc6442fa3440334a40e4a7fa1cf94

        SHA1

        803a4de25366e79ca0b5ff8e9fd830c6401f2db5

        SHA256

        91819912bf46bd0b45d8079393b98da774ea887bcd03cb9592069e7fac377629

        SHA512

        bf09b76a0cabd14ab883fd6dfeb022b3e481279be5e5665a30dbe24cda1965e8ad316e82acd8719cba2249313740a82967d28bc5f62b2af41b08c01f29d3dec3

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

        Filesize

        404B

        MD5

        4f1d8f6f66aa64db48e1f62de69c5940

        SHA1

        6756368e6a8542e53111c4822300c9600e0cc100

        SHA256

        a08b2f4e3fad1ec6437fcc6a7733126a0089e076de24d5443660c3b74fe043ae

        SHA512

        3041b12eba700c839520e907a9ad11e727622ae9638ee0ccd6acde7db8a50061b620f88627f846f6616d337c0a09511f2132dd9fc7a0c2190d75f059457b0301

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AFE1A238-D31A-11EF-AF2A-CAF61997B0B0}.dat

        Filesize

        5KB

        MD5

        4b5a452abbf40dd4a7a0e7287a444727

        SHA1

        42643caf91c6b05e858058446c6a58d32213f274

        SHA256

        9e1596b39e7616e338ff771184162b8e60cf5c33ff01f482c7ab6b6e0f6dc798

        SHA512

        2ad5916df209fb34e094b922bed3e7b74acc6446378913a4d0377f3d50e46a70731542dfceab55080971a4ead2c08039103b921e40bbf9a18ff203f3c4da1c6b

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AFE404D6-D31A-11EF-AF2A-CAF61997B0B0}.dat

        Filesize

        3KB

        MD5

        4ce131bc1bd4812b0d5a8f269ed9fe3b

        SHA1

        a600b4f105776da6f78e439a7aa4bbfc20c41d50

        SHA256

        27cb8e6ea503a68dd6643e70e394daddae9a07291bb9691cea26d3eb9a78ffd6

        SHA512

        c445537e2fba2188f66bd95a9deff63b22c4b8e965e4719be96978936d1b0efe7904fd214050e09c0cfa8a1d0ecae2bfad15c5fdfa1ffefd5740c1ac7ba4eec7

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/412-30-0x0000000000470000-0x0000000000471000-memory.dmp

        Filesize

        4KB

      • memory/412-31-0x0000000000450000-0x0000000000451000-memory.dmp

        Filesize

        4KB

      • memory/2444-18-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2444-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2444-26-0x0000000077CB2000-0x0000000077CB3000-memory.dmp

        Filesize

        4KB

      • memory/2444-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2444-21-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/2444-25-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/2444-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2444-34-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/2444-33-0x0000000077CB2000-0x0000000077CB3000-memory.dmp

        Filesize

        4KB

      • memory/2444-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3576-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-0-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/3576-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-24-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/3576-7-0x0000000000920000-0x0000000000921000-memory.dmp

        Filesize

        4KB

      • memory/3576-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3576-2-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/3576-1-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB