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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2024, 08:37

General

  • Target

    475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe

  • Size

    88KB

  • MD5

    90894878a169ba324844a2e6ce5fc60f

  • SHA1

    29cd30524b8bd9dbb0d6ee67fc776412b97009c3

  • SHA256

    475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab

  • SHA512

    edba2c154a2e2103529047e531fc1c8ecaab17ebc44edae5cd66b3cae8d35c754db31e51d365d32708ffd22207aba9e7fa1ce485702d34825492b1d26a599b9b

  • SSDEEP

    1536:C5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:C5fvp12UFKcD/6jwqWsN

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • 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.

  • 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:2940
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3416
      • C:\Users\Admin\AppData\Local\Temp\475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe
        "C:\Users\Admin\AppData\Local\Temp\475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4756
        • 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:2828
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 352
            4⤵
            • Program crash
            PID:3412
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2828 -ip 2828
      1⤵
        PID:3084

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2828-11-0x0000000000E80000-0x0000000000E86000-memory.dmp

        Filesize

        24KB

      • memory/2828-14-0x0000000000E80000-0x0000000000E86000-memory.dmp

        Filesize

        24KB

      • memory/2828-4-0x0000000077052000-0x0000000077053000-memory.dmp

        Filesize

        4KB

      • memory/2828-6-0x00007FFD3E7B0000-0x00007FFD3E9A5000-memory.dmp

        Filesize

        2.0MB

      • memory/2940-13-0x0000000000480000-0x0000000000486000-memory.dmp

        Filesize

        24KB

      • memory/3416-1-0x00000000008D0000-0x00000000008D6000-memory.dmp

        Filesize

        24KB

      • memory/3416-2-0x00000000008D0000-0x00000000008D6000-memory.dmp

        Filesize

        24KB

      • memory/3416-5-0x00007FFD3E84D000-0x00007FFD3E84E000-memory.dmp

        Filesize

        4KB

      • memory/3416-7-0x00007FFD3E9E0000-0x00007FFD3E9E1000-memory.dmp

        Filesize

        4KB

      • memory/4756-3-0x0000000002270000-0x0000000002C70000-memory.dmp

        Filesize

        10.0MB

      • memory/4756-9-0x0000000002270000-0x0000000002C70000-memory.dmp

        Filesize

        10.0MB

      • memory/4756-8-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/4756-0-0x0000000002160000-0x0000000002161000-memory.dmp

        Filesize

        4KB