Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17/11/2020, 12:34

General

  • Target
    7bca80dd5c19443aa59f1e1d32a14986.exe
  • Size 1.0MB
  • Sample201117-vg9krmzesj
  • SHA256 61d4ffa8f628b886b63e70a83fc7fcaf89cfe976ef1554f20d481487e5da94fe
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 25 IoCs
  • Creates scheduled task(s) 1 TTPs 8 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 132 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 288 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bca80dd5c19443aa59f1e1d32a14986.exe
    "C:\Users\Admin\AppData\Local\Temp\7bca80dd5c19443aa59f1e1d32a14986.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\brokernet\tpMDQ4PywPQzcvfRXV4ZglMEfSHxJ6.vbe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3560
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\brokernet\pnotGSxdh5CXKZwArEdYL4V4nAwV2V.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3084
        • C:\brokernet\2ORAPNk7URLRiqa3hnDm.exe
          2ORAPNk7URLRiqa3hnDm.exe -p3429224301224079efb02d13ea4e8140761d094e
          4⤵
          • Executes dropped EXE
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:3304
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\brokernet\ZIH4iAr0ojQw4M3djezMReyfj8zlug.vbe"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3536
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\brokernet\ZFrWPPoku5WymlXeSwM2KOsbP5Cd03.bat" "
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3512
              • C:\brokernet\reviewruntime.exe
                "C:\brokernet\reviewruntime.exe"
                7⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:3848
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "Idle" /sc ONLOGON /tr "'C:\Users\Public\Pictures\Idle.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1096
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\ProgramData\Microsoft OneDrive\OfficeClickToRun.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1056
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "sppsvc" /sc ONLOGON /tr "'C:\brokernet\sppsvc.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1244
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "svchost" /sc ONLOGON /tr "'C:\odt\svchost.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1484
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "svchost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\svchost.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1696
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "svchost" /sc ONLOGON /tr "'C:\PerfLogs\svchost.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:1948
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "svchost" /sc ONLOGON /tr "'C:\odt\svchost.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:2236
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks" /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\ProgramData\Microsoft OneDrive\setup\fontdrvhost.exe'" /rl HIGHEST /f
                  8⤵
                  • Creates scheduled task(s)
                  PID:2460
                • C:\ProgramData\Microsoft OneDrive\setup\fontdrvhost.exe
                  "C:\ProgramData\Microsoft OneDrive\setup\fontdrvhost.exe"
                  8⤵
                  • Executes dropped EXE
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: GetForegroundWindowSpam
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:2516
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "powershell" Get-MpPreference -verbose
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2400
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableArchiveScanning $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2928
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableBlockAtFirstSeen $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4580
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableIOAVProtection $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4496
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisablePrivacyMode $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4708
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableScriptScanning $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3836
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -HighThreatDefaultAction 6 -Force
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3128
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -LowThreatDefaultAction 6
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3936
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -MAPSReporting 0
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1860
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ModerateThreatDefaultAction 6
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4400
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SevereThreatDefaultAction 6
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1468
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SignatureDisableUpdateOnStartupWithoutEngine $true
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2300
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SubmitSamplesConsent 2
                    9⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4344

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1468-78-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/1860-65-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/2300-81-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/2400-47-0x0000026473310000-0x0000026473311000-memory.dmp

        memory/2400-46-0x00000264727C0000-0x00000264727C1000-memory.dmp

        memory/2400-45-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/2516-43-0x000001B19A530000-0x000001B19A531000-memory.dmp

        memory/2516-39-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/2928-53-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/3128-62-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/3836-59-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/3848-24-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/3848-25-0x0000029AA1630000-0x0000029AA1631000-memory.dmp

        memory/3848-27-0x0000029AA1BE0000-0x0000029AA1BE1000-memory.dmp

        memory/3936-64-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/4344-84-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/4400-72-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/4496-56-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/4580-55-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp

        memory/4644-3-0x00000000031B0000-0x00000000031B1000-memory.dmp

        memory/4708-58-0x00007FFBDF060000-0x00007FFBDFA4C000-memory.dmp