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Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2024, 11:52

General

  • Target

    300ef90cbde8df782048a8585b86eda9549c2eea3def8ae96bf9a5e0cb186a0dN.exe

  • Size

    106KB

  • MD5

    375004985301fcc97684a54b77cafce0

  • SHA1

    98a6f18fb029beca2718201b17d0c18a49ef013a

  • SHA256

    300ef90cbde8df782048a8585b86eda9549c2eea3def8ae96bf9a5e0cb186a0d

  • SHA512

    31e3f3984e9559dfa25e7104ffb09637a8b6a0d4a95d469e9d16cdfa0a6b1df0c9a158f57c77defd89281067efe7b80cd66a9c724e7f82d931ef6ca5714eee5f

  • SSDEEP

    768:h+6p+OMlgGXCWhfDzU7f0JDgi9I57+sByZ+XsfXpwtG9ipelU9JA:h+mFM2QXtZgi9Iksu+XM57ipeq9JA

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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2664
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of UnmapMainImage
      PID:3376
      • C:\Users\Admin\AppData\Local\Temp\300ef90cbde8df782048a8585b86eda9549c2eea3def8ae96bf9a5e0cb186a0dN.exe
        "C:\Users\Admin\AppData\Local\Temp\300ef90cbde8df782048a8585b86eda9549c2eea3def8ae96bf9a5e0cb186a0dN.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1128
        • 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:2120
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 356
            4⤵
            • Program crash
            PID:2688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2120 -ip 2120
      1⤵
        PID:5060

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/1128-9-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/1128-10-0x0000000002190000-0x0000000002B90000-memory.dmp

        Filesize

        10.0MB

      • memory/1128-4-0x0000000002190000-0x0000000002B90000-memory.dmp

        Filesize

        10.0MB

      • memory/1128-0-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/1128-1-0x00000000007C0000-0x00000000007C1000-memory.dmp

        Filesize

        4KB

      • memory/2120-17-0x00000000006D0000-0x00000000006D6000-memory.dmp

        Filesize

        24KB

      • memory/2120-14-0x00000000006D0000-0x00000000006D6000-memory.dmp

        Filesize

        24KB

      • memory/2120-5-0x0000000077642000-0x0000000077643000-memory.dmp

        Filesize

        4KB

      • memory/2120-7-0x00007FFC7BDB0000-0x00007FFC7BFA5000-memory.dmp

        Filesize

        2.0MB

      • memory/2664-16-0x00000000004A0000-0x00000000004A6000-memory.dmp

        Filesize

        24KB

      • memory/2664-18-0x00000000004A0000-0x00000000004A6000-memory.dmp

        Filesize

        24KB

      • memory/2664-19-0x00007FFC7BFD0000-0x00007FFC7BFD1000-memory.dmp

        Filesize

        4KB

      • memory/3376-6-0x00007FFC7BE4D000-0x00007FFC7BE4E000-memory.dmp

        Filesize

        4KB

      • memory/3376-12-0x00007FFC7BFC0000-0x00007FFC7BFC1000-memory.dmp

        Filesize

        4KB

      • memory/3376-2-0x0000000001E40000-0x0000000001E46000-memory.dmp

        Filesize

        24KB

      • memory/3376-11-0x00007FFC7BFE0000-0x00007FFC7BFE1000-memory.dmp

        Filesize

        4KB

      • memory/3376-3-0x0000000001E40000-0x0000000001E46000-memory.dmp

        Filesize

        24KB