About “Win32:LockScreen-YI [Trj]” infection

The Win32:LockScreen-YI [Trj] 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 Win32:LockScreen-YI [Trj] virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• A file with an unusual extension was attempted to be loaded as a DLL.
• Creates RWX memory
• NtSetInformationThread: attempt to hide thread from debugger
• Dynamic (imported) function loading detected
• CAPE extracted potentially suspicious content
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid

How to determine Win32:LockScreen-YI [Trj]?

File Info:
name: 9AC35B99063E23CD1E3C.mlwpath: /opt/CAPEv2/storage/binaries/b30c7383e54c130ba2d00d7cff52a5d359b3f4428ca281c7d16277d8ebc35634crc32: 1CD1B98Emd5: 9ac35b99063e23cd1e3c033a59445072sha1: 09d20ea1212e9f663468447eaf156848161265e4sha256: b30c7383e54c130ba2d00d7cff52a5d359b3f4428ca281c7d16277d8ebc35634sha512: 28a06511949f415a54e2cfd6485413f1a8db35a8f37264ec8390bc47821fe2910178c4b47a0a64c2269e3423bd410c3ea7192085c19c3b64ce485d063892a9cbssdeep: 1536:iWUtr0vM9fvU+cCPFtjyGIHKz6o4VauIGuh/RrPF+L6r:TirnvcCPbjfOKuo4Va/ZRjF+L6type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T17D937CB0AB7060F4C3F4FAB6424FD90B163611912F99222DA702675FF7F2BCB5415A0Asha3_384: 43766d3956f9fd7b7d9b95aafbe928a1a6df75f7b7f75e8b7930a7f74a3330efd869f04731954c37f2168909aed2a614ep_bytes: 6a606820514000e8090e0000bf940000timestamp: 2013-05-21 12:53:11
Version Info:
0: [No Data]

Win32:LockScreen-YI [Trj] also known as:

How to remove Win32:LockScreen-YI [Trj]?

• 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.