Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 02:25

General

  • Target

    b5b256bfc52004916f9cc8706b41de76a3a4ddebd5957b6088c5f69a77017a79.exe

  • Size

    225KB

  • MD5

    20f2ca8b394c759018cdb7639c17a5e9

  • SHA1

    25498dea4b25b2f1f116b9c30077e2d7e772a49a

  • SHA256

    b5b256bfc52004916f9cc8706b41de76a3a4ddebd5957b6088c5f69a77017a79

  • SHA512

    cf862f798b5712ccab3ab7c070dc59dac0847a85a0e4529fbe508c7e2ce1131a21bc70e6e5825fb9a83223a0d06393a84da8336f348b15680c10375664fd50df

  • SSDEEP

    6144:gA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:gATuTAnKGwUAW3ycQqgf

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 57 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Users\Admin\AppData\Local\Temp\b5b256bfc52004916f9cc8706b41de76a3a4ddebd5957b6088c5f69a77017a79.exe
            "C:\Users\Admin\AppData\Local\Temp\b5b256bfc52004916f9cc8706b41de76a3a4ddebd5957b6088c5f69a77017a79.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1308
            • C:\Windows\SysWOW64\winver.exe
              winver
              3⤵
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of WriteProcessMemory
              PID:2436

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Defense Evasion

        Modify Registry

        1
        T1112

        Discovery

        System Information Discovery

        1
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1088-22-0x0000000001C80000-0x0000000001C86000-memory.dmp
          Filesize

          24KB

        • memory/1088-11-0x0000000001C80000-0x0000000001C86000-memory.dmp
          Filesize

          24KB

        • memory/1168-14-0x0000000000130000-0x0000000000136000-memory.dmp
          Filesize

          24KB

        • memory/1168-23-0x0000000000130000-0x0000000000136000-memory.dmp
          Filesize

          24KB

        • memory/1200-17-0x0000000002990000-0x0000000002996000-memory.dmp
          Filesize

          24KB

        • memory/1200-1-0x0000000002980000-0x0000000002986000-memory.dmp
          Filesize

          24KB

        • memory/1200-3-0x0000000002980000-0x0000000002986000-memory.dmp
          Filesize

          24KB

        • memory/1200-21-0x0000000002990000-0x0000000002996000-memory.dmp
          Filesize

          24KB

        • memory/1200-6-0x0000000002980000-0x0000000002986000-memory.dmp
          Filesize

          24KB

        • memory/1308-8-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/2436-20-0x0000000000240000-0x0000000000246000-memory.dmp
          Filesize

          24KB

        • memory/2436-4-0x0000000000140000-0x0000000000146000-memory.dmp
          Filesize

          24KB

        • memory/2436-25-0x0000000000240000-0x0000000000246000-memory.dmp
          Filesize

          24KB