Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/06/2024, 13:17

General

  • Target

    0e377b7b2b51e4d9b690c2aa0b3604cc_JaffaCakes118.exe

  • Size

    48KB

  • MD5

    0e377b7b2b51e4d9b690c2aa0b3604cc

  • SHA1

    6e6e17d0ca99f4f311301d564e21cf7a045e47e3

  • SHA256

    81131888d19771b5421ed602f51127ff8a591d5b0fbde4cdedb05fe039e67558

  • SHA512

    6ded8b0c05ef97b9bcc37a3e12b1e58f6610f86ff25c8ade917166f1eed8f95cf6aa3fdd81b8384755e8396c6bf7ff2cc72800f4d3df7489e7f317df08c6b906

  • SSDEEP

    768:/PrTjgdaFIBRZhy3vDFyhoYOL6aYjJnY4gQBNlBJI6d/Lysgcia9SnAbVoMUbvci:X7g86FhysfUQPW92njJmvl

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e377b7b2b51e4d9b690c2aa0b3604cc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0e377b7b2b51e4d9b690c2aa0b3604cc_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s C:\WINDOWS\SYSTEM32\WIN32API.DLL
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:5092
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1852 CREDAT:17410 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:208
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\0e377b7b2b51e4d9b690c2aa0b3604cc_JaffaCakes118.exe
      2⤵
        PID:4560

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            471B

            MD5

            b9b9f42ce6d2b20bf169d05480d239d4

            SHA1

            32b094cc2ff79f07fcd68d585846b919bc350e4d

            SHA256

            4d16bb8c9a34d4de9d39bb5f0e87095617b5ad551112db17b38b6cb752fbdae4

            SHA512

            36b45c544439c6b1fab4c2fa58712475a65ad467e3da61086c4a953d6587d35f5c6ae7de740863295ae0d3534cbf67d0bed6843d95b6786b50431bfeebcf1010

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

            Filesize

            404B

            MD5

            d7df231fad6e4f1d5d8a37effd48d7d1

            SHA1

            42a815d175764cea2576a0b210ea804ee63fa0cc

            SHA256

            f2ea7a41378be7115ecadafa31f74c7bcfe183a3c5d52be307c1dc78cf5e3208

            SHA512

            0a4ffe5c27dde94aad7e5639e67ca37c2e9c338b37cd96ec032888f1a45dff2f1a2f8707d240a950ef64e85aec5648d693cdd253039697c26bc5cc60ae1e2cac

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VLW1SL5J\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\WINDOWS\SysWOW64\WIN32API.DLL

            Filesize

            64KB

            MD5

            980e21c5dc2a289a26c55523e8e63346

            SHA1

            db4171e764c2255e145549b98e1b6b278d7a6d88

            SHA256

            ad2ca0dac66fff2897fb2d98a0c9768fa23cdab20989a3d8a9e8de0eb2bef051

            SHA512

            f819e74f9347a3cc07e0f1c24e0b2fa0d53751a4ea7e0e1ff7775bcbea5dbec8d3926c9f31ef2a65c09cf3e466acae447d6392c9a4952a8d94c610c36f82ab8e

          • C:\WINDOWS\SysWOW64\msws.dll

            Filesize

            388KB

            MD5

            8d7db101a7211fe3309dc4dc8cf2dd0a

            SHA1

            6c2781eadf53b3742d16dab2f164baf813f7ac85

            SHA256

            93db7c9699594caa19490280842fbebec3877278c92128b92e63d75fcd01397a

            SHA512

            8b139d447068519997f7bbc2c7c2fe3846b89ae1fba847258277c9ab92a93583b28fae7ffa444768929ed5852cc914c0270446cbf0bd20aca49bde6b6f809c83