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webspeedop.dll

Yanling Sun

The module webspeedop.dll by Yanling Sun has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is installed as a Winsock Layered Service Provider (LSP) named “"IFINSERT" over [MSAFD Tcpip [TCP/IP]]” as a layered chain entry (32).
Publisher:
Yanling Sun  (signed and verified)

MD5:
4ca6f47ddec1e5c42c57ea4143cb965a

SHA-1:
949aba527e211136d5cf066c91c93581e676e78d

SHA-256:
93a348d352017976c466dbb431d45bb0d87f1d9b26ccf825568ae77f3acb9d5e

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/30/2024 9:16:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.9.20.8

File size:
257.8 KB (263,968 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\doat08\webspeedop.dll

Digital Signature
Signed by:
Yanling Sun

Authority:
thawte, Inc.

Valid from:
9/19/2016 8:00:00 AM

Valid to:
11/26/2016 7:59:59 AM

Subject:
CN=Yanling Sun, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
227563C63F354761547CF1DD1D98276D

File PE Metadata
Compilation timestamp:
9/19/2016 1:26:08 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:1Lmdv/EAJ81aVtXQPAIXpuAPtvZQDxUJ3YQxb+D94rImQgUPrCu:1aI1aVCPAIXkAPTQDS3RscagUTJ

Entry address:
0x103E3

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, F5, 77, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 38, 30, 03, 10, E8, 4E, 3A, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 88, 72, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 60, 93, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.1526

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Winsock2 LSP
Name:
"IFINSERT" over [MSAFD Tcpip [TCP/IP]]

Type:
Layered Chain Entry (32)

Provider ID:
{C85FD0A4-C4FE-4E0F-A131-893072C8D539}

Service flags:
0x20066


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