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
    14-01-2025 07:10

General

  • Target

    JaffaCakes118_3835d01eb95987a9f20ac70e712ce565.exe

  • Size

    96KB

  • MD5

    3835d01eb95987a9f20ac70e712ce565

  • SHA1

    220e20034c1f3e75b3bb9e4f77c1cde41e223780

  • SHA256

    209bdc219944ee601d9002a3be33ac09eff316b10ef0afcce092ca34e9db1ffc

  • SHA512

    cb3d8c1c17e6ff45c455ccdf81b3254f73926fbc047db72f9b1865e4feeba9b4ba7337da5f1b030628b76acff35897667056a0c619103e4f720f2697d4ce52f6

  • SSDEEP

    3072:rHZoJ8msmy/Ha56aVnJ4koidGFk8jwaaHw7Koj4rp:jZgjsmf5FVJ4ko8

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 38 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3835d01eb95987a9f20ac70e712ce565.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3835d01eb95987a9f20ac70e712ce565.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4664
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 84
          3⤵
          • Program crash
          PID:380
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2864
        • 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:2592
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2592 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4000
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2592 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3492
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:1728
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 216
            3⤵
            • Program crash
            PID:3872
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4624
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:1660
        • C:\Users\Admin\AppData\Local\Temp\ndflkldmvvdjxslo.exe
          "C:\Users\Admin\AppData\Local\Temp\ndflkldmvvdjxslo.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3312
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4664 -ip 4664
        1⤵
          PID:2800
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1728 -ip 1728
          1⤵
            PID:4748

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            471B

            MD5

            4678c6b9e04d71f22ad272e0502cdb5e

            SHA1

            3f4cda0c3979c8f87b48914dd58b7eec0d480738

            SHA256

            8a2e74caaacdb17295780859af0882ff7e55a14ba77b04ab4656462c44adb673

            SHA512

            b347198672efdfb51dfdc266aa96b463fc8ee2bb260f9b493055849be7805c38b0c176d25bece406106d9d2e526c5948579f53d38737517496c1c81a7f9a2bbf

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

            Filesize

            404B

            MD5

            82d3446415ab7e8edaaa66427ed47a96

            SHA1

            7f47b20e0539c66f2fca61ab041e00e6a89f73ec

            SHA256

            2b2b5d9894fe61ec527ed207a01e168930b2c63f607dc486fde24690573615ec

            SHA512

            33fe8f79f5613ef78aa1cc549b7186ec55a60c3548aa41ba55cd39661a5c6dd31a3742cc847201808129350a39487a01a65d769986f86846fd3e2e95d53739d9

          • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver3534.tmp

            Filesize

            15KB

            MD5

            1a545d0052b581fbb2ab4c52133846bc

            SHA1

            62f3266a9b9925cd6d98658b92adec673cbe3dd3

            SHA256

            557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

            SHA512

            bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\ndflkldmvvdjxslo.exe

            Filesize

            96KB

            MD5

            3835d01eb95987a9f20ac70e712ce565

            SHA1

            220e20034c1f3e75b3bb9e4f77c1cde41e223780

            SHA256

            209bdc219944ee601d9002a3be33ac09eff316b10ef0afcce092ca34e9db1ffc

            SHA512

            cb3d8c1c17e6ff45c455ccdf81b3254f73926fbc047db72f9b1865e4feeba9b4ba7337da5f1b030628b76acff35897667056a0c619103e4f720f2697d4ce52f6

          • memory/3312-50-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/3312-44-0x0000000000432000-0x0000000000439000-memory.dmp

            Filesize

            28KB

          • memory/3312-45-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/3312-46-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4664-9-0x0000000000D50000-0x0000000000D51000-memory.dmp

            Filesize

            4KB

          • memory/4664-10-0x0000000000D30000-0x0000000000D31000-memory.dmp

            Filesize

            4KB

          • memory/4944-7-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-11-0x0000000000432000-0x0000000000439000-memory.dmp

            Filesize

            28KB

          • memory/4944-19-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-21-0x0000000077A12000-0x0000000077A13000-memory.dmp

            Filesize

            4KB

          • memory/4944-20-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-18-0x0000000077A12000-0x0000000077A13000-memory.dmp

            Filesize

            4KB

          • memory/4944-12-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-14-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-0-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-5-0x00000000005F0000-0x00000000005F1000-memory.dmp

            Filesize

            4KB

          • memory/4944-6-0x0000000000610000-0x0000000000611000-memory.dmp

            Filesize

            4KB

          • memory/4944-3-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-2-0x0000000000400000-0x00000000004385F8-memory.dmp

            Filesize

            225KB

          • memory/4944-1-0x0000000000432000-0x0000000000439000-memory.dmp

            Filesize

            28KB