Analysis

  • max time kernel
    151s
  • max time network
    80s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    19/07/2020, 17:23

General

  • Target
    pandabanker_2.2.9.vir.exe
  • Size 191KB
  • Sample200719-9q58pb28ya
  • SHA256 7fed42ce016ec6ac5ea6ee1468b1f96afa55955f955471b89bb57c903f0e8fdb
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 298 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Loads dropped DLL 2 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks for VMWare Tools registry key 2 TTPs

Processes

  • C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.9.vir.exe
    "C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.9.vir.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1032
    • C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.9.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.9.vir.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: EnumeratesProcesses
      • Loads dropped DLL
      PID:1068
      • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\sessionstore.exe
        "C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\sessionstore.exe"
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetThreadContext
        • Executes dropped EXE
        PID:1476
        • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\sessionstore.exe
          "C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\sessionstore.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          • Executes dropped EXE
          PID:1776
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\SysWOW64\svchost.exe -k netsvcs
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Adds Run key to start application
            PID:1820
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\SysWOW64\svchost.exe -k netsvcs
            5⤵
              PID:1884
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\upd3591d6be.bat"
          3⤵
          • Deletes itself
          PID:1812

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1032-8-0x0000000000330000-0x0000000000334000-memory.dmp

          memory/1032-9-0x0000000002840000-0x0000000002844000-memory.dmp

          memory/1032-4-0x0000000002C40000-0x0000000002C44000-memory.dmp

          memory/1032-2-0x00000000023A0000-0x00000000023A4000-memory.dmp

          memory/1032-3-0x0000000002C40000-0x0000000002C44000-memory.dmp

          memory/1068-7-0x0000000000400000-0x0000000000424000-memory.dmp

          memory/1068-5-0x0000000000400000-0x0000000000424000-memory.dmp

          memory/1476-16-0x00000000024F0000-0x00000000024F4000-memory.dmp

          memory/1476-18-0x0000000002AA0000-0x0000000002AA4000-memory.dmp

          memory/1476-17-0x0000000002AA0000-0x0000000002AA4000-memory.dmp

          memory/1476-24-0x00000000002E0000-0x00000000002E4000-memory.dmp

          memory/1476-25-0x00000000026A0000-0x00000000026A4000-memory.dmp