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Analysis

  • max time kernel
    119s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2024, 08:59

General

  • Target

    977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe

  • Size

    110KB

  • MD5

    ad2948036226162a59dc834bc1e14d60

  • SHA1

    8c7ad8bfab90cb7c1d154ceb7718009207caa62a

  • SHA256

    977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4

  • SHA512

    75a811ad021e50e55aacdf4b689358af4ee93fbd03274cd58a1c6561f4bbd0a24dbe5964873d171c210c131c8c0afaaa4c315ec59762fc704cad14d1a61e1159

  • SSDEEP

    1536:IiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:IiyvRmDLs/ZrwWJjAqGcRJ2hg

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:2556
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3436
      • C:\Users\Admin\AppData\Local\Temp\977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe
        "C:\Users\Admin\AppData\Local\Temp\977ce1ef29b147ac14519b3077ff04bb583cf370614cc3f7f69e794ba82087d4N.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4280
        • 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:2076
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 352
            4⤵
            • Program crash
            PID:3404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2076 -ip 2076
      1⤵
        PID:4072

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2076-6-0x0000000077AF2000-0x0000000077AF3000-memory.dmp

        Filesize

        4KB

      • memory/2076-17-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

        Filesize

        24KB

      • memory/2076-8-0x00007FFA54770000-0x00007FFA54965000-memory.dmp

        Filesize

        2.0MB

      • memory/2076-5-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

        Filesize

        24KB

      • memory/2556-19-0x00007FFA54990000-0x00007FFA54991000-memory.dmp

        Filesize

        4KB

      • memory/2556-16-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

        Filesize

        24KB

      • memory/3436-2-0x0000000000350000-0x0000000000356000-memory.dmp

        Filesize

        24KB

      • memory/3436-7-0x00007FFA5480D000-0x00007FFA5480E000-memory.dmp

        Filesize

        4KB

      • memory/3436-9-0x00007FFA549A0000-0x00007FFA549A1000-memory.dmp

        Filesize

        4KB

      • memory/3436-3-0x0000000000350000-0x0000000000356000-memory.dmp

        Filesize

        24KB

      • memory/4280-4-0x0000000002340000-0x0000000002D40000-memory.dmp

        Filesize

        10.0MB

      • memory/4280-11-0x0000000000400000-0x000000000041E000-memory.dmp

        Filesize

        120KB

      • memory/4280-12-0x0000000002340000-0x0000000002D40000-memory.dmp

        Filesize

        10.0MB

      • memory/4280-0-0x0000000000400000-0x000000000041E000-memory.dmp

        Filesize

        120KB

      • memory/4280-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

        Filesize

        4KB