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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 00:42

General

  • Target

    JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe

  • Size

    34KB

  • MD5

    f289c83746a93cde20b78d781f4e59d4

  • SHA1

    5407cac585162fab01e19ec06dc5300c6229bba6

  • SHA256

    a5a707fd5fb89d090d421259fb2bd2c96f95b1947fccace1db372cea6a5e2309

  • SHA512

    db1aa4180254aafc8c3df6a396f991c64af9d4aa95e9967f77e98060b35bb7e70ac481ff13ee4238ff586948d78353f890f033ce43a3a08a9018269e9dc8bfc0

  • SSDEEP

    768:ip22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:ipYoX58z1uirL98xMWnT0OQ9J2

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:2836
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3420
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f289c83746a93cde20b78d781f4e59d4.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:664
        • 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:2512
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 352
            4⤵
            • Program crash
            PID:3316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2512 -ip 2512
      1⤵
        PID:2232

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/664-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/664-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

        Filesize

        4KB

      • memory/664-10-0x00000000021E0000-0x0000000002BE0000-memory.dmp

        Filesize

        10.0MB

      • memory/664-9-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/664-4-0x00000000021E0000-0x0000000002BE0000-memory.dmp

        Filesize

        10.0MB

      • memory/2512-6-0x0000000077E72000-0x0000000077E73000-memory.dmp

        Filesize

        4KB

      • memory/2512-5-0x0000000000E80000-0x0000000000E86000-memory.dmp

        Filesize

        24KB

      • memory/2512-8-0x00007FFBCB870000-0x00007FFBCBA65000-memory.dmp

        Filesize

        2.0MB

      • memory/2512-15-0x0000000000E80000-0x0000000000E86000-memory.dmp

        Filesize

        24KB

      • memory/2836-14-0x00000000002E0000-0x00000000002E6000-memory.dmp

        Filesize

        24KB

      • memory/3420-7-0x00007FFBCB90D000-0x00007FFBCB90E000-memory.dmp

        Filesize

        4KB

      • memory/3420-2-0x0000000002690000-0x0000000002696000-memory.dmp

        Filesize

        24KB

      • memory/3420-3-0x0000000002690000-0x0000000002696000-memory.dmp

        Filesize

        24KB