Analysis

  • max time kernel
    118s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2024 09:04

General

  • Target

    790427b1074c7c9c2ae20bc61a0c7700N.exe

  • Size

    45KB

  • MD5

    790427b1074c7c9c2ae20bc61a0c7700

  • SHA1

    09e0dd066db68317dc734a63aa864dc3ade9ebc5

  • SHA256

    cc08351da879b3516feab64faad1d736534002140e85249619e912f9903a6bc8

  • SHA512

    e2aa741dbf915ac2893b00aaa4a84fd24677bf7532eaab6fe50ae90efbc4003d9fdae09fce3db6df5618bd7c76c656bb884aee355611729750d85d415432cbfb

  • SSDEEP

    768:mhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:qsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 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:2660
    • 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:3440
      • C:\Users\Admin\AppData\Local\Temp\790427b1074c7c9c2ae20bc61a0c7700N.exe
        "C:\Users\Admin\AppData\Local\Temp\790427b1074c7c9c2ae20bc61a0c7700N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2488
        • 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:1068
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 352
            4⤵
            • Program crash
            PID:3244
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1068 -ip 1068
      1⤵
        PID:1072

      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

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1068-5-0x0000000077832000-0x0000000077833000-memory.dmp
        Filesize

        4KB

      • memory/1068-18-0x0000000002100000-0x0000000002106000-memory.dmp
        Filesize

        24KB

      • memory/1068-14-0x0000000002100000-0x0000000002106000-memory.dmp
        Filesize

        24KB

      • memory/1068-7-0x00007FFEA2150000-0x00007FFEA2345000-memory.dmp
        Filesize

        2.0MB

      • memory/2488-4-0x0000000002190000-0x0000000002B90000-memory.dmp
        Filesize

        10.0MB

      • memory/2488-0-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/2488-10-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/2488-11-0x0000000002190000-0x0000000002B90000-memory.dmp
        Filesize

        10.0MB

      • memory/2488-1-0x0000000000640000-0x0000000000641000-memory.dmp
        Filesize

        4KB

      • memory/2660-16-0x00000000009E0000-0x00000000009E6000-memory.dmp
        Filesize

        24KB

      • memory/2660-17-0x00007FFEA2370000-0x00007FFEA2371000-memory.dmp
        Filesize

        4KB

      • memory/3440-6-0x00007FFEA21ED000-0x00007FFEA21EE000-memory.dmp
        Filesize

        4KB

      • memory/3440-3-0x0000000002EB0000-0x0000000002EB6000-memory.dmp
        Filesize

        24KB

      • memory/3440-8-0x00007FFEA2380000-0x00007FFEA2381000-memory.dmp
        Filesize

        4KB

      • memory/3440-12-0x00007FFEA2360000-0x00007FFEA2361000-memory.dmp
        Filesize

        4KB

      • memory/3440-2-0x0000000002EB0000-0x0000000002EB6000-memory.dmp
        Filesize

        24KB