Analysis

  • max time kernel
    132s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 04:45

General

  • Target

    b00b718e3aec104f72799f1b2c3b5e79_JaffaCakes118.exe

  • Size

    34KB

  • MD5

    b00b718e3aec104f72799f1b2c3b5e79

  • SHA1

    7e717b8cab46382f5b511ac558d11d7796435819

  • SHA256

    dc2358930ad854be85980aa2c7631cb8a84452ab43635d4ddb7c955b5cb91e2a

  • SHA512

    8bf590f969c6d9498692de9ee51bf6d6ae80856c9940bb2d8789e3e62612d9bb9503c728c1e6d008a8af3e11a0699343ac84bc4c62ff4e9a9e668367f07e14a4

  • SSDEEP

    768:np22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:npYoX58z1uirL98xMWnT0OQ9J2

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • UPX packed file 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2560
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3412
      • C:\Users\Admin\AppData\Local\Temp\b00b718e3aec104f72799f1b2c3b5e79_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b00b718e3aec104f72799f1b2c3b5e79_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2548
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2768
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 356
            4⤵
            • Program crash
            PID:8
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2768 -ip 2768
      1⤵
        PID:2748

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2548-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2548-1-0x0000000000570000-0x0000000000571000-memory.dmp

        Filesize

        4KB

      • memory/2548-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

        Filesize

        10.0MB

      • memory/2548-9-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2560-13-0x0000000000930000-0x0000000000936000-memory.dmp

        Filesize

        24KB

      • memory/2768-6-0x0000000076F42000-0x0000000076F43000-memory.dmp

        Filesize

        4KB

      • memory/2768-7-0x0000000000D60000-0x0000000000D66000-memory.dmp

        Filesize

        24KB

      • memory/2768-14-0x0000000000D60000-0x0000000000D66000-memory.dmp

        Filesize

        24KB

      • memory/3412-3-0x0000000001370000-0x0000000001376000-memory.dmp

        Filesize

        24KB

      • memory/3412-5-0x00007FFFB676D000-0x00007FFFB676E000-memory.dmp

        Filesize

        4KB

      • memory/3412-2-0x0000000001370000-0x0000000001376000-memory.dmp

        Filesize

        24KB

      • memory/3412-8-0x00007FFFB6900000-0x00007FFFB6901000-memory.dmp

        Filesize

        4KB