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Analysis

  • max time kernel
    147s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2025, 19:20

General

  • Target

    JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe

  • Size

    88KB

  • MD5

    ec02a1ffd19435f90e54947264902d95

  • SHA1

    f059c0cab64ee9b98b8cc144ac3e92fab9b30c55

  • SHA256

    54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785

  • SHA512

    2b1399aa4434f30a41c5b305b40e4b5ead2243440dd0d993e555a642c2c7874e0477947cdcefa64c80c615568b38d942087de1eaba09095bbe103bd8a8576bf8

  • SSDEEP

    1536:F5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:F5fvp12UFKcD/6jwqWsN

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Tinba family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2668
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3396
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3524
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2420
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 352
            4⤵
            • Program crash
            PID:740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2420 -ip 2420
      1⤵
        PID:1308

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2420-4-0x0000000077052000-0x0000000077053000-memory.dmp

        Filesize

        4KB

      • memory/2420-6-0x00007FF82D390000-0x00007FF82D585000-memory.dmp

        Filesize

        2.0MB

      • memory/2420-10-0x00000000025B0000-0x00000000025B6000-memory.dmp

        Filesize

        24KB

      • memory/2420-13-0x00000000025B0000-0x00000000025B6000-memory.dmp

        Filesize

        24KB

      • memory/2668-12-0x0000000000670000-0x0000000000676000-memory.dmp

        Filesize

        24KB

      • memory/3396-1-0x0000000000370000-0x0000000000376000-memory.dmp

        Filesize

        24KB

      • memory/3396-2-0x0000000000370000-0x0000000000376000-memory.dmp

        Filesize

        24KB

      • memory/3396-5-0x00007FF82D42D000-0x00007FF82D42E000-memory.dmp

        Filesize

        4KB

      • memory/3524-0-0x0000000002020000-0x0000000002021000-memory.dmp

        Filesize

        4KB

      • memory/3524-3-0x00000000021D0000-0x0000000002BD0000-memory.dmp

        Filesize

        10.0MB

      • memory/3524-7-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/3524-8-0x00000000021D0000-0x0000000002BD0000-memory.dmp

        Filesize

        10.0MB