Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 10:19

General

  • Target

    3579ba02a5e7d9f2703c34ba84cf58f0N.exe

  • Size

    45KB

  • MD5

    3579ba02a5e7d9f2703c34ba84cf58f0

  • SHA1

    c540233b922c2be574cf2044a64aa53b9052391c

  • SHA256

    14a8faa807a46ac32af76b059101c5e9fc3b026c5acd2f30faf4711fa0678574

  • SHA512

    93e357dc545695777f3153e94103b496fea60ff1595e8bd07be82bd38a576eb9dc00322e915230297fa1d6e2406cc615df4bdb438b43c62a7c58a863c4870d26

  • SSDEEP

    768:KhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:msWE9N5dFu53dsniQaB/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:2488
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3540
      • C:\Users\Admin\AppData\Local\Temp\3579ba02a5e7d9f2703c34ba84cf58f0N.exe
        "C:\Users\Admin\AppData\Local\Temp\3579ba02a5e7d9f2703c34ba84cf58f0N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5000
        • 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:2136
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 356
            4⤵
            • Program crash
            PID:1132
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2136 -ip 2136
      1⤵
        PID:2148

      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/2136-6-0x0000000000460000-0x0000000000472000-memory.dmp
        Filesize

        72KB

      • memory/2136-15-0x0000000000B40000-0x0000000000B46000-memory.dmp
        Filesize

        24KB

      • memory/2136-12-0x0000000000B40000-0x0000000000B46000-memory.dmp
        Filesize

        24KB

      • memory/2136-5-0x0000000000461000-0x0000000000462000-memory.dmp
        Filesize

        4KB

      • memory/2488-14-0x00000000002A0000-0x00000000002A6000-memory.dmp
        Filesize

        24KB

      • memory/3540-3-0x0000000000150000-0x0000000000156000-memory.dmp
        Filesize

        24KB

      • memory/3540-7-0x00007FFC72BCD000-0x00007FFC72BCE000-memory.dmp
        Filesize

        4KB

      • memory/3540-4-0x0000000000150000-0x0000000000156000-memory.dmp
        Filesize

        24KB

      • memory/3540-8-0x00007FFC72D60000-0x00007FFC72D61000-memory.dmp
        Filesize

        4KB

      • memory/5000-9-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/5000-10-0x0000000002340000-0x0000000002D40000-memory.dmp
        Filesize

        10.0MB

      • memory/5000-0-0x0000000000400000-0x000000000041D000-memory.dmp
        Filesize

        116KB

      • memory/5000-2-0x0000000002340000-0x0000000002D40000-memory.dmp
        Filesize

        10.0MB

      • memory/5000-1-0x00000000007C0000-0x00000000007C1000-memory.dmp
        Filesize

        4KB