Categories: Malware

What is “AdWare.Win32.Wews87.eiw”?

The AdWare.Win32.Wews87.eiw 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 AdWare.Win32.Wews87.eiw virus can do?

  • Executable code extraction
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Attempts to connect to a dead IP:Port (6 unique times)
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Uses Windows utilities for basic functionality
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
  • Network activity contains more than one unique useragent.
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

Related domains:

a.clickdata.37wan.com
gameapp.37.com
img1.37wanimg.com
img2.37wanimg.com
d.wanyouxi7.com
ptres.37.com
my.37.com
cm.he2d.com
cookiem.37.com
pt.clickdata.37wan.com

How to determine AdWare.Win32.Wews87.eiw?


File Info:

crc32: 2F410E21md5: a4b8677aedb881016d0b380a4fb82bd0name: 37zilong.exesha1: 422f677a16b7d78446dc2667c07b31ab44928754sha256: e85bf56fb51d168b78691306e7d356249c83a20a9d434f0c090373f61a867b87sha512: c2678733a4ec7e6e784732816477548bc136a70616b44460747af35a58276ad98a127936270816cf81e163e375e3569fc648690539452c544d44a424dfd64405ssdeep: 24576:2r7o0ZNEHCiQ8WP5vSkkNX64QwFnzALmGwpR4x7mrY7JYvPs+LVBh41R:2r7nNEHCiQ8WPtkID5lp7mE8PBVBhERtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: 37x6e38x620fx4e2dx5fc3ProductName: x6b66x795ex8d75x5b50x9f99FileDescription: x6b66x795ex8d75x5b50x9f99 installFileVersion: 2.0.0.0CompanyName: 37x6e38x620fx4e2dx5fc3Translation: 0x0804 0x03a8

AdWare.Win32.Wews87.eiw also known as:

McAfee Artemis!A4B8677AEDB8
Cylance Unsafe
K7AntiVirus Adware ( 004e2f011 )
K7GW Adware ( 004e2f011 )
Invincea heuristic
APEX Malicious
Kaspersky not-a-virus:AdWare.Win32.Wews87.eiw
Antiy-AVL GrayWare/Win32.YouXun
Endgame malicious (high confidence)
ZoneAlarm not-a-virus:AdWare.Win32.Wews87.eiw
ESET-NOD32 a variant of Win32/Wews87.B potentially unwanted
Ikarus AdWare.Wews87

How to remove AdWare.Win32.Wews87.eiw?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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