PUA:Win32/NscAuth removal tips

The PUA:Win32/NscAuth 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.

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What PUA:Win32/NscAuth virus can do?

• Sample contains Overlay data
• Presents an Authenticode digital signature
• Unconventionial binary language: Chinese (Simplified)
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid

How to determine PUA:Win32/NscAuth?

File Info:
name: 77D88B297EDC03E830D5.mlw
path: /opt/CAPEv2/storage/binaries/d26b92269aa40e1f6c8db0362f588d6e6c654a840e1bb0527eb8963a900fe7d2
crc32: 17EBC204
md5: 77d88b297edc03e830d5068a3b2e408c
sha1: 7a2695de08ae1957488f0368219e9a2560f04dbd
sha256: d26b92269aa40e1f6c8db0362f588d6e6c654a840e1bb0527eb8963a900fe7d2
sha512: 58a246d44c88b92f6e07cb8025541a168e2e15a5fe3901cf4c1f3a424eaaef756105a581c175b5b6fb27d500804d75a7cbf1c15d4d36773f687267f036e02d53
ssdeep: 1536:S4eOBPVPXcIE0JuB1aw9XpKqKprTWC2Kc4Xn5Ptz6PJoe1Ijtusr+AB:AOFVRE0Juf15spTWC5p51z2JJyjAsCs
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
tlsh: T13AB37D0376C250F5E69E453E12872BBF9C3B17701742B486AB14DEF19C3B762A6A530B
sha3_384: 682dc74397c50717f4b6eff4f2e091d579ac4755e3a65a0590334062a7f5e3b7ccaf5bf03de0e9844c19f6cbfa274100
ep_bytes: 558bec538b5d08568b750c578b7d1085
timestamp: 2016-09-12 07:00:52

Version Info:
Comments: 
CompanyName: Microsoft Corporation
FileDescription: Microsoft Dynamic Link Library(TH)
FileVersion: 1, 1, 55, 0
InternalName: Nscmk
LegalCopyright: 版权所有 (C) 2005
LegalTrademarks: 
OriginalFilename: Nscmk.DLL
PrivateBuild: 
ProductName: Nscmk Dynamic Link Library
ProductVersion: 1, 5, 5, 0
SpecialBuild: 
Translation: 0x0804 0x04b0

PUA:Win32/NscAuth also known as:

How to remove PUA:Win32/NscAuth?

• 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.