Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10/04/2024, 07:37

General

  • Target

    ea91bab7081766a6081302140445c338_JaffaCakes118.exe

  • Size

    26KB

  • MD5

    ea91bab7081766a6081302140445c338

  • SHA1

    c29a5dbe23fa6c28b4f4020d72650c38a6a0388a

  • SHA256

    7c763f08655cae3ac7949f5b0980c130cea9b0cacba5cce78aa624bd4fc17f40

  • SHA512

    2af57aedd891a4e3dfc7921ba4b5ceb95f5c75752f5f24a300e2f653e22734812a4d0507e3a6881a0d750b42e0bbe873bfa5ba9558e68f1b125800b6ec4078e4

  • SSDEEP

    768:u7aFxbNgbfaR6K/YY871Tj9dhZgG2ngQY:uI+bfa4SYYgh7IE

Score
8/10

Malware Config

Signatures

  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Stops running service(s) 3 TTPs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Launches sc.exe 4 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea91bab7081766a6081302140445c338_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea91bab7081766a6081302140445c338_JaffaCakes118.exe"
    1⤵
    • Sets file execution options in registry
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:836
    • C:\Program Files\avpp.pif
      "C:\Program Files\avpp.pif"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1296
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c rundll32 Runt.dll,RundllTest
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2424
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32 Runt.dll,RundllTest
          4⤵
          • Sets service image path in registry
          • Loads dropped DLL
          • Drops file in Windows directory
          • Suspicious behavior: LoadsDriver
          PID:2964
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net1 start server
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\SysWOW64\net1.exe
        net1 start server
        3⤵
          PID:2776
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c sc delete RavCCenter
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2488
        • C:\Windows\SysWOW64\sc.exe
          sc delete RavCCenter
          3⤵
          • Launches sc.exe
          PID:2532
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c sc delete RsScanSrv
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2736
        • C:\Windows\SysWOW64\sc.exe
          sc delete RsScanSrv
          3⤵
          • Launches sc.exe
          PID:2508
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c sc delete RavTask
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2768
        • C:\Windows\SysWOW64\sc.exe
          sc delete RavTask
          3⤵
          • Launches sc.exe
          PID:2492
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c sc delete RsRavMon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2704
        • C:\Windows\SysWOW64\sc.exe
          sc delete RsRavMon
          3⤵
          • Launches sc.exe
          PID:2780

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\Runt.dll

            Filesize

            7KB

            MD5

            6be89083797c510ba7d2f60862cb56f2

            SHA1

            25ea4be4c4744d5cb3074a34236bf62672939556

            SHA256

            0eeec319979f29f56ce95dc5b2ff5f152b47fd399356b58114f745e5e04d4995

            SHA512

            9c67aba4b14dcef46c031b2d68b86dec493bb4e2ef5a20c21e613eb050f0a9f55837829e194eb1f05c87c8bc0f50c466f12179ab7c7c67cb9508a266e96c3c0a

          • \Program Files\avpp.pif

            Filesize

            8KB

            MD5

            885768d57dbcc57d9f34001ad81fb9a4

            SHA1

            4a6855576916f0b4aa87e3a99f079275bb243c53

            SHA256

            c6c4bd80527977ee389af6a1d25ed10d43504bf5bceab36481ced2cc0df94990

            SHA512

            28131a0e2a5784337058ff7368000d6386fcbf4b418f5351a9b0aa6bc6e5d313cf580e59e2ab863fc4082c60d4de4c99369034f9da412c27c52ff831c0212263

          • \Users\Admin\AppData\Local\Temp\dll4BFE.tmp

            Filesize

            12KB

            MD5

            8f25a0d7ce4fa3d03310212c760af7c7

            SHA1

            2d1f05bbdfea5905cccb7f9c5c1845eff13466d5

            SHA256

            bd3af985c23dba2673e1add8eb294adf12a3da1d735ac4f3d09e9eb81221b5a3

            SHA512

            4ed3b64aea86b1fa4e41165e28ea1887fb30a4e918f38860c0ea6ea6dbda53d9daada10ad97999cac11b92d7196d613fd356d0e9ead19e5a32cb64f793deb42b

          • memory/836-5-0x0000000000260000-0x0000000000263000-memory.dmp

            Filesize

            12KB

          • memory/836-9-0x0000000000260000-0x0000000000263000-memory.dmp

            Filesize

            12KB

          • memory/836-26-0x0000000010000000-0x000000001000A000-memory.dmp

            Filesize

            40KB

          • memory/836-27-0x00000000002A0000-0x00000000002E0000-memory.dmp

            Filesize

            256KB

          • memory/1296-12-0x0000000013140000-0x0000000013143000-memory.dmp

            Filesize

            12KB

          • memory/2964-19-0x0000000010000000-0x0000000010008000-memory.dmp

            Filesize

            32KB