MSIL/LockScreen.YO malicious file

The MSIL/LockScreen.YO 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 MSIL/LockScreen.YO virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Sample contains Overlay data
• Creates RWX memory
• Guard pages use detected – possible anti-debugging.
• A process attempted to delay the analysis task.
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• Unconventionial language used in binary resources: Russian
• Authenticode signature is invalid
• Installs itself for autorun at Windows startup

How to determine MSIL/LockScreen.YO?

File Info:
name: 36419D62824B6E547C97.mlwpath: /opt/CAPEv2/storage/binaries/349508bdc31aa72e48eaf47543c0f007126df7e2691a22d2d37ac70e1cd00c62crc32: 4B0B8443md5: 36419d62824b6e547c978cca76e4c00csha1: 64b7a1a79bbe14463ac43e74add7c293c7c9ec5asha256: 349508bdc31aa72e48eaf47543c0f007126df7e2691a22d2d37ac70e1cd00c62sha512: 48bf6ba22e145a6a51b1b8de09e4773578c86e94c753c990f0addc24e5259a523d8dc6079741cf8c4dd2225bdad5fae95e4a60964b225493ed0d59a84c3415ccssdeep: 12288:VUomEFRu3xEPEIdWlEw7aAGd3OpABNIezf2FIK/nxIre:zmOMSPEIdWpG5uezuyK/xGetype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15EA4012270C1C072D507A2B089988B62B5B4BE340366584AFF993F6D7F356F2EB19747sha3_384: 796c28ff7bd9b0ed432d9897dc57f8eb2a29b0dec7678108acc168e4381b55a04422010b11a8252415fd2b736449d1baep_bytes: e85d640000e978feffff8bff558bec56timestamp: 2014-06-10 17:11:07
Version Info:
0: [No Data]

MSIL/LockScreen.YO also known as:

How to remove MSIL/LockScreen.YO?

• 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.