Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 23:58

General

  • Target

    3269b681ee1b6f8e489ab1725edfc810N.exe

  • Size

    45KB

  • MD5

    3269b681ee1b6f8e489ab1725edfc810

  • SHA1

    3c08e612a160e88bc52533ba365b28b5b7774b14

  • SHA256

    1222699a8e4b76b05652a522b62fa37f47d9b4662b3e4e1e3cf7b01e93d92376

  • SHA512

    15a1b32bde51cc1371933cca3fd1cd355414c2a8c7a905c8aab769af2495d368cbdae49dd77f4b0fca46e0fa5b20ec0104b4dc2f519449eb85f21c05c9597cf3

  • SSDEEP

    768:VhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:HsWE9N5dFu53dsniQaB/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
  • 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:2624
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3384
      • C:\Users\Admin\AppData\Local\Temp\3269b681ee1b6f8e489ab1725edfc810N.exe
        "C:\Users\Admin\AppData\Local\Temp\3269b681ee1b6f8e489ab1725edfc810N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4688
        • 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:4704
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 352
            4⤵
            • Program crash
            PID:3552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4704 -ip 4704
      1⤵
        PID:1960

      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/2624-16-0x0000000000F80000-0x0000000000F86000-memory.dmp
        Filesize

        24KB

      • memory/2624-19-0x00007FF887B30000-0x00007FF887B31000-memory.dmp
        Filesize

        4KB

      • memory/3384-9-0x00007FF887B40000-0x00007FF887B41000-memory.dmp
        Filesize

        4KB

      • memory/3384-3-0x0000000000CF0000-0x0000000000CF6000-memory.dmp
        Filesize

        24KB

      • memory/3384-7-0x00007FF8879AD000-0x00007FF8879AE000-memory.dmp
        Filesize

        4KB

      • memory/3384-2-0x0000000000CF0000-0x0000000000CF6000-memory.dmp
        Filesize

        24KB

      • memory/4688-4-0x0000000002280000-0x0000000002C80000-memory.dmp
        Filesize

        10.0MB

      • memory/4688-0-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/4688-11-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/4688-12-0x0000000002280000-0x0000000002C80000-memory.dmp
        Filesize

        10.0MB

      • memory/4688-1-0x00000000005B0000-0x00000000005B1000-memory.dmp
        Filesize

        4KB

      • memory/4704-6-0x0000000077312000-0x0000000077313000-memory.dmp
        Filesize

        4KB

      • memory/4704-5-0x0000000000910000-0x0000000000916000-memory.dmp
        Filesize

        24KB

      • memory/4704-8-0x00007FF887910000-0x00007FF887B05000-memory.dmp
        Filesize

        2.0MB

      • memory/4704-17-0x0000000000910000-0x0000000000916000-memory.dmp
        Filesize

        24KB