Analysis

  • max time kernel
    149s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    13-07-2020 13:40

General

  • Target

    STATEMENT OF ACCOUNT.exe

  • Size

    332KB

  • MD5

    ee68d3b0f702077810bddec50179f75d

  • SHA1

    e84957da433e6df765486f71391edf69f882f50a

  • SHA256

    ee3971f3a905a7bd6126d3d02e0ecaa71bbe41136d3faa0680eec42a4cf20af9

  • SHA512

    957eeeef26c139874fc7983078872b491f534ccc447f98d920ac43d11df7b36ffd3cfa1519fb178d6d103a04237b31f4cd5523cedbea778095a93fc0343cebe4

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Drops startup file 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Adds Run entry to start application 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
      "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
      2⤵
      • Drops startup file
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1500
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:644
    • C:\Windows\SysWOW64\cmstp.exe
      "C:\Windows\SysWOW64\cmstp.exe"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Drops file in Program Files directory
      • Adds Run entry to start application
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
          PID:740
        • C:\Program Files\Mozilla Firefox\Firefox.exe
          "C:\Program Files\Mozilla Firefox\Firefox.exe"
          3⤵
            PID:1624

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/644-0-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1612-6-0x00000000767E0000-0x00000000767EC000-memory.dmp

        Filesize

        48KB

      • memory/1612-7-0x0000000076CE0000-0x0000000076DFD000-memory.dmp

        Filesize

        1.1MB

      • memory/1612-5-0x00000000006E0000-0x0000000000826000-memory.dmp

        Filesize

        1.3MB

      • memory/1612-3-0x00000000002E0000-0x00000000002F8000-memory.dmp

        Filesize

        96KB

      • memory/1624-9-0x000000013FC40000-0x000000013FCD3000-memory.dmp

        Filesize

        588KB