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
    13-10-2024 01:54

General

  • Target

    3d2b9a077b11241decf5340b88c80420_JaffaCakes118.dll

  • Size

    94KB

  • MD5

    3d2b9a077b11241decf5340b88c80420

  • SHA1

    15c283e0022c6f6a41f77bbf34ec3795aa784803

  • SHA256

    82862b63e98f31321f6606f83b1530d7b7b690022a21fb91ea7630b4f7bc2e95

  • SHA512

    53cfb950e9748bb9931bb6d0f4fcac73cee9401cda869f3932cf042716b608a1ccb9059620e455e13437cd7e52798db3392d872c69785839f4f26b35ed336294

  • SSDEEP

    1536:FuZGiRHeP1rSbHjPWnqWF/dXkWI1RZWEphDz5ZiKB6Wo8H5IRQm7n0:FuZFFepojbskWID3PXiefC57n0

Malware Config

Signatures

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 15 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d2b9a077b11241decf5340b88c80420_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4340
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d2b9a077b11241decf5340b88c80420_JaffaCakes118.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4036
      • C:\PROGRA~3\rundll32.exe
        C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG00
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:316
        • C:\PROGRA~3\rundll32.exe
          C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG01
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:2248
        • C:\PROGRA~3\rundll32.exe
          C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG02
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1396
        • C:\PROGRA~3\rundll32.exe
          C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG03
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer Protected Mode
          • Modifies Internet Explorer Protected Mode Banner
          • Modifies Internet Explorer settings
          • Suspicious use of WriteProcessMemory
          PID:1752
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3512
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3512 CREDAT:17410 /prefetch:2
              6⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:4132
        • C:\PROGRA~3\rundll32.exe
          C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG04
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1932
        • C:\PROGRA~3\rundll32.exe
          C:\PROGRA~3\rundll32.exe C:\PROGRA~3\l3ni6z.dat,FG06
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\l3ni6z.dat

    Filesize

    94KB

    MD5

    3d2b9a077b11241decf5340b88c80420

    SHA1

    15c283e0022c6f6a41f77bbf34ec3795aa784803

    SHA256

    82862b63e98f31321f6606f83b1530d7b7b690022a21fb91ea7630b4f7bc2e95

    SHA512

    53cfb950e9748bb9931bb6d0f4fcac73cee9401cda869f3932cf042716b608a1ccb9059620e455e13437cd7e52798db3392d872c69785839f4f26b35ed336294

  • C:\ProgramData\rundll32.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • memory/316-57-0x0000000001170000-0x00000000011A1000-memory.dmp

    Filesize

    196KB

  • memory/316-51-0x0000000001480000-0x0000000001481000-memory.dmp

    Filesize

    4KB

  • memory/316-21-0x0000000001170000-0x00000000011A1000-memory.dmp

    Filesize

    196KB

  • memory/316-22-0x0000000001480000-0x0000000001481000-memory.dmp

    Filesize

    4KB

  • memory/316-23-0x0000000001170000-0x000000000119B000-memory.dmp

    Filesize

    172KB

  • memory/316-52-0x0000000001170000-0x000000000119B000-memory.dmp

    Filesize

    172KB

  • memory/780-129-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/780-124-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/780-109-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/780-89-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/780-60-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/780-46-0x0000000000CC0000-0x0000000000CF1000-memory.dmp

    Filesize

    196KB

  • memory/1396-39-0x0000000000A80000-0x0000000000AB1000-memory.dmp

    Filesize

    196KB

  • memory/1752-58-0x0000000000FD0000-0x0000000001001000-memory.dmp

    Filesize

    196KB

  • memory/1752-50-0x0000000000FD0000-0x0000000001001000-memory.dmp

    Filesize

    196KB

  • memory/1932-47-0x0000000000ED0000-0x0000000000F01000-memory.dmp

    Filesize

    196KB

  • memory/1932-59-0x0000000000ED0000-0x0000000000F01000-memory.dmp

    Filesize

    196KB

  • memory/1932-78-0x0000000000ED0000-0x0000000000F01000-memory.dmp

    Filesize

    196KB

  • memory/2248-40-0x0000000000810000-0x0000000000841000-memory.dmp

    Filesize

    196KB

  • memory/4036-54-0x00000000026B0000-0x00000000026E1000-memory.dmp

    Filesize

    196KB

  • memory/4036-1-0x0000000001FE0000-0x0000000002011000-memory.dmp

    Filesize

    196KB

  • memory/4036-2-0x0000000002530000-0x0000000002531000-memory.dmp

    Filesize

    4KB

  • memory/4036-37-0x0000000002530000-0x0000000002531000-memory.dmp

    Filesize

    4KB

  • memory/4036-38-0x0000000001FE0000-0x000000000200B000-memory.dmp

    Filesize

    172KB

  • memory/4036-0-0x0000000001FE0000-0x0000000002011000-memory.dmp

    Filesize

    196KB

  • memory/4036-3-0x0000000001FE0000-0x000000000200B000-memory.dmp

    Filesize

    172KB

  • memory/4036-12-0x0000000001FE0000-0x0000000002011000-memory.dmp

    Filesize

    196KB

  • memory/4036-11-0x00000000026B0000-0x00000000026E1000-memory.dmp

    Filesize

    196KB