Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-07-2024 12:27

General

  • Target

    679809d483b25922a1cab3332f29ce36_JaffaCakes118.exe

  • Size

    24KB

  • MD5

    679809d483b25922a1cab3332f29ce36

  • SHA1

    caaa13590075ca60b2c828cf4df478f4bf170f4e

  • SHA256

    dfb15afdde172526a07dfd381602435c80514b290296f306111436580a8e1794

  • SHA512

    5ade1171dce6255db2567bbde4b64ddc1ad1a8914aa7765a665c64cbef7f9db55dcdf57a6b6810a5a833119905b512506c1fec0ecba92cb4b120965aeeafbe8e

  • SSDEEP

    384:E3eVES+/xwGkRKJMcRlM61qmTTMVF9/q5u0:bGS+ZfbJMcRO8qYoAH

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\679809d483b25922a1cab3332f29ce36_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\679809d483b25922a1cab3332f29ce36_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
          PID:388
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /all
          3⤵
          • Gathers network information
          PID:4956
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2312
        • C:\Windows\SysWOW64\net.exe
          net start
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1320
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start
            4⤵
              PID:1248
          • C:\Windows\SysWOW64\NETSTAT.EXE
            netstat -an
            3⤵
            • Gathers network information
            • Suspicious use of AdjustPrivilegeToken
            PID:1188

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \??\c:\windows\temp\flash.log

        Filesize

        14KB

        MD5

        ab8efc41e8778a04ee94e55dc70f1ad2

        SHA1

        2f2cbabd5fef7ebfbeea029c478a7f7b072bfd4a

        SHA256

        966edc80cd05d540f2670df15f121a35bf73578ca2c94a5f0384c9253ee29796

        SHA512

        85fb95a2b54318cba3d694f64e492df239be62a3ecbc2307c0e13973f139292cc62b12d9c95ec45e33ae7aa34e5a3f73b2bbe0c27bcdd96bb92c078a8f2ea32c