Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    12-07-2024 02:07

General

  • Target

    261671551f4b2c549af30d3c9165ced0N.exe

  • Size

    225KB

  • MD5

    261671551f4b2c549af30d3c9165ced0

  • SHA1

    af77c63ce9b6a83e4276aa81f1feb8d14a88b810

  • SHA256

    fd60b3d45d3f37279dd1db72d4c74cc7bc5264189eaa60484b77bf5c881f4307

  • SHA512

    c5ce800f855ad6a93223b164f66d144b7e9f155e8e332b912e0677406a5e49dcd3ff3de5a6487269adf2aaaa83bdb547ccb247253b2074981cf842510a67ac76

  • SSDEEP

    6144:BA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:BATuTAnKGwUAW3ycQqgf

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1188
        • C:\Users\Admin\AppData\Local\Temp\261671551f4b2c549af30d3c9165ced0N.exe
          "C:\Users\Admin\AppData\Local\Temp\261671551f4b2c549af30d3c9165ced0N.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1960
          • 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:2652
      • C:\Windows\system32\DllHost.exe
        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
        1⤵
          PID:1652

        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

        Discovery

        System Information Discovery

        1
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1088-26-0x0000000000410000-0x0000000000416000-memory.dmp
          Filesize

          24KB

        • memory/1088-9-0x0000000000410000-0x0000000000416000-memory.dmp
          Filesize

          24KB

        • memory/1160-12-0x0000000000390000-0x0000000000396000-memory.dmp
          Filesize

          24KB

        • memory/1160-28-0x0000000000390000-0x0000000000396000-memory.dmp
          Filesize

          24KB

        • memory/1188-15-0x00000000025A0000-0x00000000025A6000-memory.dmp
          Filesize

          24KB

        • memory/1188-6-0x0000000002550000-0x0000000002556000-memory.dmp
          Filesize

          24KB

        • memory/1188-1-0x0000000002550000-0x0000000002556000-memory.dmp
          Filesize

          24KB

        • memory/1188-3-0x0000000002550000-0x0000000002556000-memory.dmp
          Filesize

          24KB

        • memory/1188-27-0x00000000025A0000-0x00000000025A6000-memory.dmp
          Filesize

          24KB

        • memory/1652-18-0x0000000001F90000-0x0000000001F96000-memory.dmp
          Filesize

          24KB

        • memory/1652-29-0x0000000001F90000-0x0000000001F96000-memory.dmp
          Filesize

          24KB

        • memory/1960-25-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/2652-23-0x00000000002D0000-0x00000000002D6000-memory.dmp
          Filesize

          24KB

        • memory/2652-4-0x00000000000B0000-0x00000000000B6000-memory.dmp
          Filesize

          24KB

        • memory/2652-31-0x00000000002D0000-0x00000000002D6000-memory.dmp
          Filesize

          24KB