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Analysis

  • max time kernel
    118s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2024, 06:46

General

  • Target

    41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe

  • Size

    45KB

  • MD5

    3c98d084c7f255500e7e5a3e49d5e5b0

  • SHA1

    0babaaab8b78f629487ed4f92297392a498882a9

  • SHA256

    41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113

  • SHA512

    9010d0f750ae51fb95d14b1933b70bc93ccf71ca800c71f14f7b87bcefeea117313cfabe66f07866ac8b2e89377ea7b73eac9f6196af1b186cd92751fbc1705d

  • SSDEEP

    768:ahP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:WsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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 UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2548
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3504
      • C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe
        "C:\Users\Admin\AppData\Local\Temp\41d6e6f8d40b6e36e0299a25e8ca9a58e1398e98f1d7dc7225ffe5fe28fec113N.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:456
        • 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:3020
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 352
            4⤵
            • Program crash
            PID:2468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3020 -ip 3020
      1⤵
        PID:4464

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/456-1-0x0000000002150000-0x0000000002151000-memory.dmp

        Filesize

        4KB

      • memory/456-0-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/456-4-0x0000000002250000-0x0000000002C50000-memory.dmp

        Filesize

        10.0MB

      • memory/456-9-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/456-10-0x0000000002250000-0x0000000002C50000-memory.dmp

        Filesize

        10.0MB

      • memory/2548-17-0x00007FFCE4030000-0x00007FFCE4031000-memory.dmp

        Filesize

        4KB

      • memory/2548-14-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

        Filesize

        24KB

      • memory/3020-12-0x00000000007B0000-0x00000000007B6000-memory.dmp

        Filesize

        24KB

      • memory/3020-5-0x00000000771E2000-0x00000000771E3000-memory.dmp

        Filesize

        4KB

      • memory/3020-15-0x00000000007B0000-0x00000000007B6000-memory.dmp

        Filesize

        24KB

      • memory/3020-7-0x00007FFCE3E10000-0x00007FFCE4005000-memory.dmp

        Filesize

        2.0MB

      • memory/3504-2-0x00000000009B0000-0x00000000009B6000-memory.dmp

        Filesize

        24KB

      • memory/3504-8-0x00007FFCE4040000-0x00007FFCE4041000-memory.dmp

        Filesize

        4KB

      • memory/3504-6-0x00007FFCE3EAD000-0x00007FFCE3EAE000-memory.dmp

        Filesize

        4KB

      • memory/3504-3-0x00000000009B0000-0x00000000009B6000-memory.dmp

        Filesize

        24KB