Analysis

  • max time kernel
    133s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 22:30

General

  • Target

    0fc3d9b499cf712693034613d8072265_JaffaCakes118.dll

  • Size

    132KB

  • MD5

    0fc3d9b499cf712693034613d8072265

  • SHA1

    a068a50955e4cdd5758546ea1b0d421eca8e001f

  • SHA256

    d23999f3a408ce1055a388577fc92c5ac55f2b87061985327ec833f03b0cf66a

  • SHA512

    f10eeebfb1d1e150675d775c7c67786769f952260d6ec151df0e40d93bad0f68fa0988b87883ea6173281291a2fe205b84a8936a0bc3687c9cdd77f3cee7fdbc

  • SSDEEP

    3072:lo6nwLqrSa4I+VCUgVr9kYaQBqaFM2oVhyAn1+C:K6ungVrwwM2uf1/

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0fc3d9b499cf712693034613d8072265_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\0fc3d9b499cf712693034613d8072265_JaffaCakes118.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:4768
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:2968
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:4472
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 204
                6⤵
                • Program crash
                PID:652
            • 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:4372
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4372 CREDAT:17410 /prefetch:2
                6⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3644
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              PID:32
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4472 -ip 4472
      1⤵
        PID:1956

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\REQ5K173\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\regsvr32mgr.exe

        Filesize

        96KB

        MD5

        8c51fd9d6daa7b6137634de19a49452c

        SHA1

        db2a11cca434bacad2bf42adeecae38e99cf64f8

        SHA256

        528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3

        SHA512

        b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837

      • memory/1808-1-0x0000000076CC0000-0x0000000076CE4000-memory.dmp

        Filesize

        144KB

      • memory/2968-39-0x0000000077522000-0x0000000077523000-memory.dmp

        Filesize

        4KB

      • memory/2968-41-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2968-40-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/2968-32-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/2968-29-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2968-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2968-34-0x0000000077522000-0x0000000077523000-memory.dmp

        Filesize

        4KB

      • memory/2968-42-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4472-38-0x0000000001280000-0x0000000001281000-memory.dmp

        Filesize

        4KB

      • memory/4472-37-0x00000000012A0000-0x00000000012A1000-memory.dmp

        Filesize

        4KB

      • memory/4768-27-0x0000000000401000-0x0000000000416000-memory.dmp

        Filesize

        84KB

      • memory/4768-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-6-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/4768-23-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/4768-22-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-11-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4768-12-0x00000000008B0000-0x00000000008B1000-memory.dmp

        Filesize

        4KB

      • memory/4768-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4768-5-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB