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Analysis

  • max time kernel
    118s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 04:49

General

  • Target

    4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe

  • Size

    96KB

  • MD5

    0b38ba000d211aa790a33bc8debaa130

  • SHA1

    449c0127dbb21a9d4151dbb46fb166c4c1f73d61

  • SHA256

    4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24

  • SHA512

    60f237fcb7d08b9501818e83206616d8a28f4d02380ed541b0aa6497a3faf0aa056fed2a2cec6a37f7a80003305bf8891cd9dbafbe85196d44869d0502457ef7

  • SSDEEP

    1536:sE9QCVQ8B9/ui73aOtH0nrFgUhRwqjhurmKFct:OCVX/uMKacdhTjAqGct

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 18 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:2620
    • 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:3576
      • C:\Users\Admin\AppData\Local\Temp\4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe
        "C:\Users\Admin\AppData\Local\Temp\4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2936
        • 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:4668
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 356
            4⤵
            • Program crash
            PID:1472
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4668 -ip 4668
      1⤵
        PID:2436

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/2620-14-0x00000000003F0000-0x00000000003F6000-memory.dmp

        Filesize

        24KB

      • memory/2936-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

        Filesize

        4KB

      • memory/2936-3-0x0000000002200000-0x0000000002C00000-memory.dmp

        Filesize

        10.0MB

      • memory/2936-7-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/2936-8-0x0000000002200000-0x0000000002C00000-memory.dmp

        Filesize

        10.0MB

      • memory/3576-10-0x00007FFBA0760000-0x00007FFBA0761000-memory.dmp

        Filesize

        4KB

      • memory/3576-1-0x0000000000B50000-0x0000000000B56000-memory.dmp

        Filesize

        24KB

      • memory/3576-2-0x0000000000B50000-0x0000000000B56000-memory.dmp

        Filesize

        24KB

      • memory/3576-5-0x00007FFBA05ED000-0x00007FFBA05EE000-memory.dmp

        Filesize

        4KB

      • memory/3576-9-0x00007FFBA0780000-0x00007FFBA0781000-memory.dmp

        Filesize

        4KB

      • memory/4668-4-0x0000000077E52000-0x0000000077E53000-memory.dmp

        Filesize

        4KB

      • memory/4668-12-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

        Filesize

        24KB

      • memory/4668-6-0x00007FFBA0550000-0x00007FFBA0745000-memory.dmp

        Filesize

        2.0MB

      • memory/4668-15-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

        Filesize

        24KB