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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 19:27

General

  • Target

    JaffaCakes118_6efd43be666f05f015be314ccd641eec.exe

  • Size

    34KB

  • MD5

    6efd43be666f05f015be314ccd641eec

  • SHA1

    67185dc03bceeb3d9ad751496efb9afee239f415

  • SHA256

    09df636c3723f22896fa4fb31818ff513e8d997b0f21109a8259ee5d683bf805

  • SHA512

    50476af1024c4f1d4f251b62ed20dda53f481dd0cdd819335616bb6a503143592f9379cae26a28e15225b8fe979c8643f6e10467bb942e4a61b1fa02c0cc882e

  • SSDEEP

    768:Mp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:MpYoX58z1uirL98xMWnT0OQ9J2

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:2940
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3444
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6efd43be666f05f015be314ccd641eec.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6efd43be666f05f015be314ccd641eec.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4448
        • 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:4912
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 352
            4⤵
            • Program crash
            PID:2564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4912 -ip 4912
      1⤵
        PID:3004

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2940-14-0x0000000000E40000-0x0000000000E46000-memory.dmp

        Filesize

        24KB

      • memory/3444-7-0x00007FFF666AD000-0x00007FFF666AE000-memory.dmp

        Filesize

        4KB

      • memory/3444-2-0x0000000000360000-0x0000000000366000-memory.dmp

        Filesize

        24KB

      • memory/3444-3-0x0000000000360000-0x0000000000366000-memory.dmp

        Filesize

        24KB

      • memory/4448-9-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/4448-4-0x00000000022C0000-0x0000000002CC0000-memory.dmp

        Filesize

        10.0MB

      • memory/4448-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/4448-10-0x00000000022C0000-0x0000000002CC0000-memory.dmp

        Filesize

        10.0MB

      • memory/4448-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

        Filesize

        4KB

      • memory/4912-6-0x0000000077902000-0x0000000077903000-memory.dmp

        Filesize

        4KB

      • memory/4912-5-0x0000000000D10000-0x0000000000D16000-memory.dmp

        Filesize

        24KB

      • memory/4912-8-0x00007FFF66610000-0x00007FFF66805000-memory.dmp

        Filesize

        2.0MB

      • memory/4912-15-0x0000000000D10000-0x0000000000D16000-memory.dmp

        Filesize

        24KB