Ursu.920511 removal

The Ursu.920511 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 Ursu.920511 virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• 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
• Anomalous file deletion behavior detected (10+)
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• .NET file is packed/obfuscated with SmartAssembly
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Installs itself for autorun at Windows startup
• Creates a copy of itself
• Deletes executed files from disk
• Uses csc.exe C# compiler to build and execute code
• Uses suspicious command line tools or Windows utilities

How to determine Ursu.920511?

File Info:
name: D5C59F962EB82C12722D.mlwpath: /opt/CAPEv2/storage/binaries/15ddebe5786da245e9d222f3da0af9c02eab1867f24033b9f761a89440e11d93crc32: D274F632md5: d5c59f962eb82c12722da88eb67efeafsha1: 19c149b4f1ddec72f4ddf1968e450cc50c25677fsha256: 15ddebe5786da245e9d222f3da0af9c02eab1867f24033b9f761a89440e11d93sha512: 39718fef9906a7bc8c023ea0e9d5b9ef19a4afe5614a5407a8a33204fcd34bd7fe4f16238feef9c2c6e5cfad2ce1fcf51da4884c29e2a5c50596575535d02408ssdeep: 1536:1Wb+fpgieP7ByFCRQRuHJykoBhqLG9NptzbbZXpma/u/MiTPZ1LpelVw2Oy:Ab+fYQRupNahqS95dlNtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E473BF0517AC5B3AD1ED1ABEC1F6B20003B0D68B6E23E74FACE4325649767CB4741A4Bsha3_384: efc51b64964862c752f46baaaa08e8ba105926bc3a2930f74176f36764b83a45f7bd60f05a47b710f3db5a3e98205ca0ep_bytes: ff250020400000000000000000000000timestamp: 2013-11-27 02:13:02
Version Info:
Translation: 0x0000 0x04b0Comments: Adobe Flash Player InstallerCompanyName: Solid State NetworksFileDescription: Adobe Flash Player InstallerFileVersion: 3.3.9.0InternalName: FlashPlayerPlugin_11_9_900_152.exeLegalCopyright: Copyright (C) Adobe Systems IncorporatedOriginalFilename: FlashPlayerPlugin_11_9_900_152.exeProductName: Adobe Flash Player InstallerProductVersion: 3.3.9.0Assembly Version: 3.3.9.0

Ursu.920511 also known as:

How to remove Ursu.920511?

• 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.