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Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28/06/2024, 03:31

General

  • Target

    189feaa3c9590a71cf9eff00274787e4_JaffaCakes118.exe

  • Size

    68KB

  • MD5

    189feaa3c9590a71cf9eff00274787e4

  • SHA1

    f902318c15115b28a6cb5a241985790829a6c108

  • SHA256

    00bb16549aa91cd7afb78e053f7a55a4e7807297c13ebdb9f02e6abfa809f2cf

  • SHA512

    17a283414a15d9372f7ed420072c795d90bf1bca9cfbbcfd53b6bb3c807fd11301a9d3089a0cba0bfc37960b45fb8a93befb99f54e003b25aaab2abfdfcc9939

  • SSDEEP

    1536:mCEGV2Nza32KGFR7Hldqs71dH8q7cD8YBtp9muKgl5K+3:Kza7sqp9mullh

Malware Config

Signatures

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 12 IoCs
  • Modifies registry class 64 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\189feaa3c9590a71cf9eff00274787e4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\189feaa3c9590a71cf9eff00274787e4_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Program Files\E3X6FPZXGUBV.exe
      "C:\Program Files\E3X6FPZXGUBV.exe" C:\Users\Admin\AppData\Local\Temp\189feaa3c9590a71cf9eff00274787e4_JaffaCakes118.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2348
    • C:\Program Files\E3X6FPZXGUBV.exe
      "C:\Program Files\E3X6FPZXGUBV.exe" rb
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2624
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Program Files\7ZRGP.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Windows\SysWOW64\sc.exe
        sc.exe create BURH2BinPath= "C:\Program Files\C4FSQIOJ\3BB2MXKP.exe -start" type= own type= interact start= auto DisplayName= 5G6YN9Z
        3⤵
        • Launches sc.exe
        PID:2868
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /u /s shimgvw.dll
        3⤵
          PID:2768
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32.exe /u /s itss.dll
          3⤵
            PID:2076
          • C:\Windows\SysWOW64\regsvr32.exe
            regsvr32.exe /u /s scrrun.dll
            3⤵
            • Modifies registry class
            PID:2688
          • C:\Windows\SysWOW64\regsvr32.exe
            regsvr32.exe /u /s vbscript.dll
            3⤵
              PID:2664
            • C:\Windows\SysWOW64\regsvr32.exe
              regsvr32.exe /s jscript.dll
              3⤵
              • Modifies registry class
              PID:2504
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v Play_Background_Sounds /t REG_SZ /d no /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2372
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v Play_Animations /t REG_SZ /d no /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2644
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Display Inline Videos" /t REG_SZ /d no /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2640
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Display Inline Images" /t REG_SZ /d yes /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2588
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v DisableScriptDebuggerIE /t REG_SZ /d yes /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2772
            • C:\Windows\SysWOW64\reg.exe
              reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v "Disable Script Debugger" /t REG_SZ /d yes /F
              3⤵
              • Modifies Internet Explorer settings
              PID:2208
            • C:\Windows\SysWOW64\reg.exe
              reg.exe delete HKLM\Software\Microsoft\Windows\CurrentVersion\Run /F
              3⤵
              • Adds Run key to start application
              • Modifies registry key
              PID:2480

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\7ZRGP.bat

          Filesize

          1KB

          MD5

          52b66dc8a0f8da6a623c2c25e1cae70d

          SHA1

          0b50b79495bb242d1e8c98565bcd1d7157f33387

          SHA256

          8086ec58d6b4a763e8516c006138dc8aeccb3d82e669b78e025562e127dfca31

          SHA512

          ae4e4aad265e6746c730423adf678dbb955308d427c37f02d79e88169c97a9e7386828a9491a1eec45296ea92c00b3c3b5ebd495f0a2e3cdd8fd87ef2f5b6079

        • C:\Program Files\E3X6FPZXGUBV.exe

          Filesize

          32KB

          MD5

          5efcd9bd040df3f1a91ccca5e2996f1a

          SHA1

          cf3b753ccb21a215a716873f0121235611933ba2

          SHA256

          969e0c9b3947de3e494da83c2ee120ce9dc3b751a74b8f8629b26dc09a736a1d

          SHA512

          e707bca1dd4760f422d7b98226e95e7fe4482bb5f4fadd9d770322680816e4105c06f16a8af3a00b375df73b9e97086b14c4e2aa03ad4c0558ad36c1e94f0ee7