Analysis

  • max time kernel
    94s
  • 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
    13-01-2025 00:03

General

  • Target

    JaffaCakes118_1ba20a279caa9b8df3bfc7fc615ee276.exe

  • Size

    151KB

  • MD5

    1ba20a279caa9b8df3bfc7fc615ee276

  • SHA1

    8467febb397a4c61b25ebbd65c3be65c64ffa9dd

  • SHA256

    260406965e840d245bd366d610823aebb37497dbef9bcf78b549252204060959

  • SHA512

    8ee4214dbcca1d4ef294e73c9b9b44ca3ba783fb3c57c67618367baf89916840aaef59156531e564a90ac129957320a1cc6dabf0fbb84ab67ba283b0392d35c7

  • SSDEEP

    1536:0R0vxn3Pc0LCH9MtbvabUDzJYWu3BmiIuw22Jn1fbO4VkgcJzH/A7XUk:0R2xn3k0CdM1vabyzJYWqQa2ygcB/A7

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 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_1ba20a279caa9b8df3bfc7fc615ee276.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1ba20a279caa9b8df3bfc7fc615ee276.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3780
    • 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:3904
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1596
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 204
            4⤵
            • Program crash
            PID:4680
        • 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:4436
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4436 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4188
        • 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:1824
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1824 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1596 -ip 1596
      1⤵
        PID:2656

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        151KB

        MD5

        1ba20a279caa9b8df3bfc7fc615ee276

        SHA1

        8467febb397a4c61b25ebbd65c3be65c64ffa9dd

        SHA256

        260406965e840d245bd366d610823aebb37497dbef9bcf78b549252204060959

        SHA512

        8ee4214dbcca1d4ef294e73c9b9b44ca3ba783fb3c57c67618367baf89916840aaef59156531e564a90ac129957320a1cc6dabf0fbb84ab67ba283b0392d35c7

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

        Filesize

        471B

        MD5

        975df3dbca02c4223ad98b4405ec0cd8

        SHA1

        62c3b5b2d32df9cedede3d746956a999d34beff1

        SHA256

        87d1e303201f45a5b0080b4580575bb564446751cafe9da1e8ce11a9c6a842fd

        SHA512

        1277f93b24c89c39cee767c05e3e450da71aa5bade2fcc2559ef39c3b747c3db491488e63e8d21911e668885308d717fb7d47e2b3a70ff24b0a7250b5f671417

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

        Filesize

        404B

        MD5

        86e37ee1592ad3f3407d289527109c11

        SHA1

        bbe5d6c500576aa0c54534e8f834df0c2eb363a9

        SHA256

        4cc382c465ecb904cccfed852466988e53728a7eebd804edf9194f61542198d7

        SHA512

        a4a7c8225c3e350a9fd2eae0f73cf665e2b75b2eb9d57debf3bdcd1dfcce097d0abe2be65704969cb75ea5a6e094602714c2117bb830e84a5f13dd8bea92f2b7

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D68F46E6-D141-11EF-9361-4E8E92B54298}.dat

        Filesize

        5KB

        MD5

        b257828548d6f8d7746c2c3849e39e57

        SHA1

        b15e38dc295b75554859083dc2d8a4a46c41ac2a

        SHA256

        b455a8aae82f04d2d4ace4a205bca020ac40a2ff03438204dc49d696c0f4b0f4

        SHA512

        9420b248dbcc382ab383bcf986a6456a0c92d5f1b0e2185c696363376a1ace0dfb0967d4baa61d516d6aa3e4bbe7bb5cb563563d711ecb259668f3aa0dbeb082

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D6940B55-D141-11EF-9361-4E8E92B54298}.dat

        Filesize

        3KB

        MD5

        e61c6f65dd0e66a5c66a11c84c29d094

        SHA1

        b1f81087299041d418e6da6fdcc3697e4558d933

        SHA256

        63385e0ffbe51f20b197aad43f6e1b774b5f14eea7a901415285c8b0853629ba

        SHA512

        de167ef6a3bf8ebfc0ae05753aa00ac0f46539e8026fb5702cb120708c6d9edeb353612a1169c46e7f1c75321f080799220437a4b8c482c24d3ffbbf7e2b94e2

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver6A2.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1596-29-0x0000000001030000-0x0000000001031000-memory.dmp

        Filesize

        4KB

      • memory/1596-30-0x0000000001010000-0x0000000001011000-memory.dmp

        Filesize

        4KB

      • memory/3780-0-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/3780-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-7-0x00000000008E0000-0x00000000008E1000-memory.dmp

        Filesize

        4KB

      • memory/3780-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3780-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3904-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3904-32-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

        Filesize

        4KB

      • memory/3904-31-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3904-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3904-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3904-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3904-28-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

        Filesize

        4KB

      • memory/3904-21-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/3904-24-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB