Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    03/07/2020, 06:33

General

  • Target
    0zraDXiYQMs3XWK.exe
  • Size 423KB
  • Sample200703-e8z2w23sa2
  • SHA256 3490dfb2560aed5d468605fbba8d770eeee2a336de3fd7e4a18f22afcad5bc44
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • System policy modification 1 TTPs 1 IoCs
  • Adds Run entry to policy start application 2 TTPs 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Formbook

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

  • 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 18 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Users\Admin\AppData\Local\Temp\0zraDXiYQMs3XWK.exe
      "C:\Users\Admin\AppData\Local\Temp\0zraDXiYQMs3XWK.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      PID:3888
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nmvlgPGKLOouDy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7A99.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:3860
      • C:\Users\Admin\AppData\Local\Temp\0zraDXiYQMs3XWK.exe
        "{path}"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        PID:3928
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      2⤵
      • System policy modification
      • Adds Run entry to policy start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Modifies Internet Explorer settings
      PID:4000
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\0zraDXiYQMs3XWK.exe"
        3⤵
          PID:3408
        • C:\Windows\SysWOW64\cmd.exe
          /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
          3⤵
            PID:1244

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/3928-2-0x0000000000400000-0x000000000042A000-memory.dmp

            memory/4000-8-0x00000000052B0000-0x00000000053E4000-memory.dmp

            memory/4000-6-0x0000000000050000-0x000000000005C000-memory.dmp

            memory/4000-5-0x0000000000050000-0x000000000005C000-memory.dmp