Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    22/10/2023, 17:28

General

  • Target
    NEAS.cf4d055172f057649f428b77b1fc2890.exe
  • Size 45KB
  • Sample231022-v16rdsha21
  • SHA256 f2601c4d9904a9874ee6a9fc25b07f20b47f9f1ab18b569702b7b4272801d706
  • MD5 SHA1 SHA512 SSDEEP

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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1212
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
        • Suspicious behavior: GetForegroundWindowSpam
        PID:1244
        • C:\Users\Admin\AppData\Local\Temp\NEAS.cf4d055172f057649f428b77b1fc2890.exe
          "C:\Users\Admin\AppData\Local\Temp\NEAS.cf4d055172f057649f428b77b1fc2890.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2516
          • 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:2888

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/1124-25-0x00000000002E0000-0x00000000002E6000-memory.dmp

            memory/1124-26-0x0000000077401000-0x0000000077402000-memory.dmp

            memory/1212-22-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

            memory/1212-27-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

            memory/1244-4-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

            memory/1244-2-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

            memory/1244-11-0x0000000077401000-0x0000000077402000-memory.dmp

            memory/1244-17-0x0000000077590000-0x0000000077591000-memory.dmp

            memory/1244-29-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

            memory/1244-24-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

            memory/1244-6-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

            memory/2516-0-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/2516-12-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/2516-13-0x0000000001D30000-0x0000000002730000-memory.dmp

            memory/2516-3-0x0000000001D30000-0x0000000002730000-memory.dmp

            memory/2516-1-0x0000000000020000-0x0000000000021000-memory.dmp

            memory/2888-7-0x0000000000370000-0x0000000000386000-memory.dmp

            memory/2888-16-0x0000000000240000-0x0000000000241000-memory.dmp

            memory/2888-28-0x00000000000D0000-0x00000000000D6000-memory.dmp

            memory/2888-15-0x00000000000D0000-0x00000000000D6000-memory.dmp

            memory/2888-8-0x00000000775AF000-0x00000000775B0000-memory.dmp

            memory/2888-9-0x00000000775AF000-0x00000000775B1000-memory.dmp

            memory/2888-10-0x00000000775B0000-0x00000000775B1000-memory.dmp

            memory/2888-5-0x00000000000D0000-0x00000000000D6000-memory.dmp

            memory/2888-33-0x0000000000250000-0x0000000000251000-memory.dmp