Analysis

  • max time kernel
    151s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    08-07-2020 08:22

General

  • Target

    6128631720c016e930de144eb5886e58.exe

  • Size

    398KB

  • MD5

    6128631720c016e930de144eb5886e58

  • SHA1

    3baea30ed6db4c816120d4db2152e88bd7aeecbc

  • SHA256

    167224522877eba2d7d339b81c59b8aa8a87a946c7ea46ba18b2d1f51bff8e5a

  • SHA512

    ae6fd8de00ee4e04ffda13859ebe0d72ef722b88ca3f1a0a168ac394865b02d0ab7136a6099e7f36c02785a2393260c9d99a173933b8826ca7abd99b55bd36c9

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Adds Run entry to start application 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of WriteProcessMemory 60 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Loads dropped DLL 2 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    • Suspicious use of FindShellTrayWindow
    • Checks whether UAC is enabled
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\6128631720c016e930de144eb5886e58.exe
      "C:\Users\Admin\AppData\Local\Temp\6128631720c016e930de144eb5886e58.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Loads dropped DLL
      PID:1296
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\system32\rundll32.exe WootzRodeo,Epimers
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: MapViewOfSection
        • Loads dropped DLL
        PID:1320
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetThreadContext
          PID:1396
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Drops file in Program Files directory
      • Adds Run entry to start application
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetThreadContext
      PID:556
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\cmd.exe"
        3⤵
          PID:1800
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:1848

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Surrogate

      • C:\Users\Admin\AppData\Local\Temp\WootzRodeo.DLL

      • \Users\Admin\AppData\Local\Temp\WootzRodeo.dll

      • \Users\Admin\AppData\Local\Temp\nsl7A11.tmp\System.dll

      • memory/556-6-0x0000000000000000-mapping.dmp

      • memory/556-7-0x0000000000840000-0x0000000000848000-memory.dmp

        Filesize

        32KB

      • memory/556-9-0x0000000001730000-0x0000000001871000-memory.dmp

        Filesize

        1.3MB

      • memory/556-10-0x0000000003800000-0x000000000393E000-memory.dmp

        Filesize

        1.2MB

      • memory/1320-1-0x0000000000000000-mapping.dmp

      • memory/1396-5-0x0000000000000000-mapping.dmp

      • memory/1800-8-0x0000000000000000-mapping.dmp

      • memory/1848-11-0x0000000000000000-mapping.dmp

      • memory/1848-12-0x000000013F1D0000-0x000000013F263000-memory.dmp

        Filesize

        588KB