Worm:Win32/Nuqel.AS removal tips

The Worm:Win32/Nuqel.AS is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Worm:Win32/Nuqel.AS virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Dynamic (imported) function loading detected
• Starts servers listening on 0.0.0.0:6037
• Enumerates running processes
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Creates an autorun.inf file
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Uses Windows utilities for basic functionality
• Code injection with CreateRemoteThread in a remote process
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• A process attempted to delay the analysis task by a long amount of time.
• Network activity contains more than one unique useragent.
• Installs itself for autorun at Windows startup
• Performs a large number of encryption calls using the same key possibly indicative of ransomware file encryption behavior
• Operates on local firewall’s policies and settings
• Clears Windows events or logs
• Attempts to disable or modify Explorer Folder Options
• Attempts to disable UAC
• Attempts to modify or disable Security Center warnings
• Attempts to block SafeBoot use by removing registry keys
• Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Worm:Win32/Nuqel.AS?

File Info:
name: A9BDE09FBE8D57B022FB.mlwpath: /opt/CAPEv2/storage/binaries/8fd846ce0e1d07901da19712473b03eb1b55f7402720ff21ae68796eb52a5998crc32: 9336B5B0md5: a9bde09fbe8d57b022fb1d294cace6f0sha1: 95c3e0808e73099085ba260fdb38dd7fda21db3dsha256: 8fd846ce0e1d07901da19712473b03eb1b55f7402720ff21ae68796eb52a5998sha512: f01363fcc1dd1feb870991bb91b798481825f7b5bd2acc8955c56fca287bc133959b6b1e64ff6b9d93716e904ff2d7d51fd7fdb41de01b911870c8fb66a01b3dssdeep: 6144:lPUrKuc8ssVpIv4t3+h9omAjxFiOdZmz43mBvKGHsfBfj31S/xO2F2pn1YqlNL:l8rKucRSpKNhLAVFz/mBK7fj6xrF4lltype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1868412112776C4CAE8A4083B9C89CB6943C6FE52AD237F4362AC753FFD36345669E205sha3_384: df14f68797d045aba859e2a3d5516581e8916b9deffa73301392a5cbb5341344b8913fe61b8c0390f5a4886020487982ep_bytes: 8bf18d3d8d84e29786cd73101bd38d15timestamp: 2006-12-23 10:41:38
Version Info:
0: [No Data]

Worm:Win32/Nuqel.AS also known as:

How to remove Worm:Win32/Nuqel.AS?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.