Analysis

  • max time kernel
    146s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2025, 03:12

General

  • Target

    JaffaCakes118_f568c389a0d53e38051d1a2d2b69d385.exe

  • Size

    89KB

  • MD5

    f568c389a0d53e38051d1a2d2b69d385

  • SHA1

    b8bc782ac97efd4e92317cd4a30281b2e4f55094

  • SHA256

    e1bba3d4920edc6e4044e4de304363b0b0444881abe2cab8cda5db54a4234c19

  • SHA512

    b6cfba456e60e28a496af186da6a42ad6d7b186896893240117cd734d3df34fc0b4afa4fc59f33ce3e81fedbf6f0739ec8e93da05ee253940d6e366e8186886b

  • SSDEEP

    1536:2r+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:4+4MJIkLZJNAQ9Jo9e

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
  • UPX packed file 1 IoCs

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

  • 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:2672
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3540
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f568c389a0d53e38051d1a2d2b69d385.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f568c389a0d53e38051d1a2d2b69d385.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4376
        • 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:2964
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 352
            4⤵
            • Program crash
            PID:2716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2964 -ip 2964
      1⤵
        PID:3508

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2672-14-0x0000000000010000-0x0000000000016000-memory.dmp

        Filesize

        24KB

      • memory/2964-12-0x0000000002A40000-0x0000000002A46000-memory.dmp

        Filesize

        24KB

      • memory/2964-15-0x0000000002A40000-0x0000000002A46000-memory.dmp

        Filesize

        24KB

      • memory/2964-5-0x0000000077192000-0x0000000077193000-memory.dmp

        Filesize

        4KB

      • memory/2964-7-0x00007FFA26150000-0x00007FFA26345000-memory.dmp

        Filesize

        2.0MB

      • memory/3540-2-0x0000000000C20000-0x0000000000C26000-memory.dmp

        Filesize

        24KB

      • memory/3540-3-0x0000000000C20000-0x0000000000C26000-memory.dmp

        Filesize

        24KB

      • memory/3540-6-0x00007FFA261ED000-0x00007FFA261EE000-memory.dmp

        Filesize

        4KB

      • memory/4376-4-0x0000000002300000-0x0000000002D00000-memory.dmp

        Filesize

        10.0MB

      • memory/4376-10-0x0000000002300000-0x0000000002D00000-memory.dmp

        Filesize

        10.0MB

      • memory/4376-9-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4376-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4376-1-0x0000000000470000-0x0000000000471000-memory.dmp

        Filesize

        4KB