Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    13/06/2023, 11:52

General

  • Target
    04228599.exe
  • Size 191KB
  • Sample230613-n1wsvsga49
  • SHA256 25f771e57e57c0b078285aeda8b48e0a8ac77e02e4202193b2eae25d415f9e11
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\04228599.exe
        "C:\Users\Admin\AppData\Local\Temp\04228599.exe"
        2⤵
        • Sets desktop wallpaper using registry
        • Suspicious use of WriteProcessMemory
        PID:1324
        • 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:788
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1184
      • C:\Windows\system32\DllHost.exe
        C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
        1⤵
          PID:1292

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/788-62-0x00000000001C0000-0x00000000001C7000-memory.dmp

              memory/788-87-0x00000000001C0000-0x00000000001C7000-memory.dmp

              memory/788-80-0x0000000000210000-0x0000000000211000-memory.dmp

              memory/788-64-0x00000000001C0000-0x00000000001C7000-memory.dmp

              memory/788-60-0x00000000001C0000-0x00000000001C7000-memory.dmp

              memory/788-65-0x0000000000200000-0x0000000000201000-memory.dmp

              memory/1120-76-0x0000000001BC0000-0x0000000001BC7000-memory.dmp

              memory/1184-71-0x0000000001B40000-0x0000000001B47000-memory.dmp

              memory/1184-77-0x0000000001B40000-0x0000000001B47000-memory.dmp

              memory/1212-82-0x0000000077250000-0x0000000077251000-memory.dmp

              memory/1212-61-0x0000000003000000-0x0000000003007000-memory.dmp

              memory/1212-89-0x000007FE86960000-0x000007FE8696A000-memory.dmp

              memory/1212-88-0x0000000077240000-0x0000000077241000-memory.dmp

              memory/1212-73-0x0000000003010000-0x0000000003017000-memory.dmp

              memory/1212-78-0x0000000003010000-0x0000000003017000-memory.dmp

              memory/1212-59-0x0000000003000000-0x0000000003007000-memory.dmp

              memory/1212-58-0x0000000003000000-0x0000000003007000-memory.dmp

              memory/1292-79-0x0000000000210000-0x0000000000217000-memory.dmp

              memory/1292-75-0x0000000000210000-0x0000000000217000-memory.dmp

              memory/1324-56-0x0000000000310000-0x0000000000311000-memory.dmp

              memory/1324-63-0x0000000008730000-0x0000000009130000-memory.dmp

              memory/1324-55-0x0000000000310000-0x0000000000311000-memory.dmp

              memory/1324-54-0x0000000002020000-0x00000000021B0000-memory.dmp

              memory/1324-67-0x0000000000400000-0x0000000000436000-memory.dmp