Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02/01/2024, 23:07

General

  • Target
    13735fe34c4fb1fc5efca9336215af08efaeca20859c61409f9fb7c7afc82332.exe
  • Size 2.5MB
  • Sample240102-231rgsecg3
  • SHA256 13735fe34c4fb1fc5efca9336215af08efaeca20859c61409f9fb7c7afc82332
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detected google phishing page
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 15 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13735fe34c4fb1fc5efca9336215af08efaeca20859c61409f9fb7c7afc82332.exe
    "C:\Users\Admin\AppData\Local\Temp\13735fe34c4fb1fc5efca9336215af08efaeca20859c61409f9fb7c7afc82332.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\aq0CG06.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\aq0CG06.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:240
  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2948 CREDAT:275457 /prefetch:2
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2384
  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2744 CREDAT:275457 /prefetch:2
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2172
  • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2804 CREDAT:275457 /prefetch:2
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:3020
  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Get-MpPreference -verbose
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2476
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
    1⤵
    • Creates scheduled task(s)
    PID:2112
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
    1⤵
    • Creates scheduled task(s)
    PID:2772
  • C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /c schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
    1⤵
      PID:2428
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /c schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
      1⤵
        PID:2432
      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\5Kf6qz6.exe
        C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\5Kf6qz6.exe
        1⤵
        • Modifies Windows Defender Real-time Protection settings
        • Drops startup file
        • Executes dropped EXE
        • Loads dropped DLL
        • Windows security modification
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 2448
          2⤵
          • Loads dropped DLL
          • Program crash
          PID:760
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" https://www.youtube.com/
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2744
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" https://facebook.com/login
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2948
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" https://accounts.google.com/
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2804
      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2aC6943.exe
        C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\2aC6943.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2340
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\KN3Hl33.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\KN3Hl33.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2060
      • C:\Windows\system32\wbem\WMIADAP.EXE
        wmiadap.exe /F /T /R
        1⤵
          PID:2112

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              94308059B57B3142E455B38A6EB92015

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
              • Size 344B
              • SHA256 53363d34fb7c5ca0fd76acb1bfce0706bb4232ec6b4669212bb4486d64d394ee
              • MD5 SHA1 SHA512

              94308059B57B3142E455B38A6EB92015

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
              • Size 344B
              • SHA256 20643edaee1e4caf4851374fc5ee964ce5b691f0f3d654e38c18563092133abc
              • MD5 SHA1 SHA512

              94308059B57B3142E455B38A6EB92015

              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
              • Size 344B
              • SHA256 cdf1863ef04e869e8f1157cad150f0a6dab33a1b6440dac288827b699b79e16a
              • MD5 SHA1 SHA512

              memory/2060-36-0x0000000002860000-0x0000000002CBE000-memory.dmp

              memory/2060-688-0x0000000002860000-0x0000000002CBE000-memory.dmp

              memory/2476-60-0x0000000002930000-0x0000000002970000-memory.dmp

              memory/2476-59-0x000000006DF60000-0x000000006E50B000-memory.dmp

              memory/2476-150-0x000000006DF60000-0x000000006E50B000-memory.dmp

              memory/2828-523-0x0000000001180000-0x00000000015DE000-memory.dmp

              memory/2828-169-0x0000000000B40000-0x0000000000B50000-memory.dmp

              memory/2828-942-0x00000000015E0000-0x0000000001A3E000-memory.dmp

              memory/2828-960-0x0000000001180000-0x00000000015DE000-memory.dmp

              memory/2828-968-0x0000000001180000-0x00000000015DE000-memory.dmp

              memory/2828-969-0x0000000000B40000-0x0000000000B50000-memory.dmp

              memory/2828-37-0x00000000015E0000-0x0000000001A3E000-memory.dmp

              memory/2828-38-0x0000000001180000-0x00000000015DE000-memory.dmp

              memory/2828-41-0x0000000001180000-0x00000000015DE000-memory.dmp