Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    17-05-2024 21:47

General

  • Target

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe

  • Size

    60KB

  • MD5

    086bc92d33eef1a2b85429e327c6c280

  • SHA1

    3c35b99d55fa3aa88c3b1b09eb0911e7ba098063

  • SHA256

    52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087

  • SHA512

    c33a4fa63bfc8f1de5d8fef8462ae28929c735add70006fc4357bbccfb25981080bc5ba42d5ef4169ed771f0b97a07791fbf44cbbbae84dc72b5a1fc51a7f20e

  • SSDEEP

    768:R8kXsqXMRKbsc+nJUlez5eYEqT5yXsqJRU7ihG1gfFNsHWP4jBS:207bszJUyeYEocJiu4gfFi2+A

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • UPX dump on OEP (original entry point) 2 IoCs
  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1068
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1108
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1148
          • C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe
            "C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe"
            2⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1368
            • C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe
              "C:\Users\Admin\AppData\Local\Temp\52a523a08d5f402c3ee7f143b85531d0b936ed04d8a137b43872e34ccb3ae087.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2316
              • C:\Windows\SysWOW64\winver.exe
                winver
                4⤵
                • Adds Run key to start application
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of WriteProcessMemory
                PID:2796
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2416

          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/1068-17-0x0000000002070000-0x0000000002076000-memory.dmp
            Filesize

            24KB

          • memory/1068-31-0x0000000002070000-0x0000000002076000-memory.dmp
            Filesize

            24KB

          • memory/1108-29-0x0000000001F90000-0x0000000001F96000-memory.dmp
            Filesize

            24KB

          • memory/1108-19-0x0000000001F90000-0x0000000001F96000-memory.dmp
            Filesize

            24KB

          • memory/1108-30-0x0000000077591000-0x0000000077592000-memory.dmp
            Filesize

            4KB

          • memory/1148-7-0x0000000002100000-0x0000000002106000-memory.dmp
            Filesize

            24KB

          • memory/1148-6-0x0000000002100000-0x0000000002106000-memory.dmp
            Filesize

            24KB

          • memory/1148-10-0x0000000002100000-0x0000000002106000-memory.dmp
            Filesize

            24KB

          • memory/1148-13-0x0000000077591000-0x0000000077592000-memory.dmp
            Filesize

            4KB

          • memory/1148-32-0x0000000002110000-0x0000000002116000-memory.dmp
            Filesize

            24KB

          • memory/1148-21-0x0000000002110000-0x0000000002116000-memory.dmp
            Filesize

            24KB

          • memory/1368-3-0x0000000000280000-0x0000000000290000-memory.dmp
            Filesize

            64KB

          • memory/1368-0-0x0000000000400000-0x0000000000410000-memory.dmp
            Filesize

            64KB

          • memory/1368-5-0x0000000000400000-0x0000000000410000-memory.dmp
            Filesize

            64KB

          • memory/2316-4-0x0000000000400000-0x0000000000405000-memory.dmp
            Filesize

            20KB

          • memory/2416-33-0x0000000000100000-0x0000000000106000-memory.dmp
            Filesize

            24KB

          • memory/2416-34-0x0000000077591000-0x0000000077592000-memory.dmp
            Filesize

            4KB

          • memory/2416-24-0x0000000000100000-0x0000000000106000-memory.dmp
            Filesize

            24KB

          • memory/2796-28-0x0000000077540000-0x00000000776E9000-memory.dmp
            Filesize

            1.7MB

          • memory/2796-27-0x0000000000260000-0x0000000000266000-memory.dmp
            Filesize

            24KB

          • memory/2796-11-0x0000000000F01000-0x0000000000F02000-memory.dmp
            Filesize

            4KB

          • memory/2796-12-0x0000000000F00000-0x0000000000F16000-memory.dmp
            Filesize

            88KB

          • memory/2796-8-0x0000000000120000-0x0000000000126000-memory.dmp
            Filesize

            24KB

          • memory/2796-40-0x0000000000260000-0x0000000000266000-memory.dmp
            Filesize

            24KB