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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
    06/11/2024, 14:38

General

  • Target

    3aacda58dee993c6670f2c0844e70e5117d7261fea00ebf802bf729fcd8317d6N.exe

  • Size

    45KB

  • MD5

    e4d03b04ab4fb0a87d0cbcc3e6455170

  • SHA1

    3b4b98fa6e6fe43ccf547f66848c42b2928722b8

  • SHA256

    3aacda58dee993c6670f2c0844e70e5117d7261fea00ebf802bf729fcd8317d6

  • SHA512

    67762ff62fd9c4e38fdde82a5ba10e69c5c9ad7cf656f8e315f1dcb4ab64ba758b3df7eaee956e1531d5d1036ea0c49da13390887103ef0fd3ea6042a4a61d8a

  • SSDEEP

    768:2hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:asWE9N5dFu53dsniQaB/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 4 IoCs
  • Suspicious use of SendNotifyMessage 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⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of UnmapMainImage
      PID:3448
      • C:\Users\Admin\AppData\Local\Temp\3aacda58dee993c6670f2c0844e70e5117d7261fea00ebf802bf729fcd8317d6N.exe
        "C:\Users\Admin\AppData\Local\Temp\3aacda58dee993c6670f2c0844e70e5117d7261fea00ebf802bf729fcd8317d6N.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1248
        • 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:3616
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 356
            4⤵
            • Program crash
            PID:2532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 3616
      1⤵
        PID:1760

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/1248-9-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/1248-1-0x0000000002020000-0x0000000002021000-memory.dmp

        Filesize

        4KB

      • memory/1248-0-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/1248-4-0x0000000002210000-0x0000000002C10000-memory.dmp

        Filesize

        10.0MB

      • memory/1248-10-0x0000000002210000-0x0000000002C10000-memory.dmp

        Filesize

        10.0MB

      • memory/2664-17-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

        Filesize

        24KB

      • memory/2664-15-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

        Filesize

        24KB

      • memory/3448-3-0x0000000000C00000-0x0000000000C06000-memory.dmp

        Filesize

        24KB

      • memory/3448-11-0x00007FFC91180000-0x00007FFC91181000-memory.dmp

        Filesize

        4KB

      • memory/3448-6-0x00007FFC90FED000-0x00007FFC90FEE000-memory.dmp

        Filesize

        4KB

      • memory/3448-2-0x0000000000C00000-0x0000000000C06000-memory.dmp

        Filesize

        24KB

      • memory/3616-7-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

        Filesize

        2.0MB

      • memory/3616-5-0x00000000770E2000-0x00000000770E3000-memory.dmp

        Filesize

        4KB

      • memory/3616-13-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

        Filesize

        24KB

      • memory/3616-16-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

        Filesize

        24KB