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widevinecdmadapter.dll

Fuyuan Zhou

The module widevinecdmadapter.dll by Fuyuan Zhou has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Fuyuan Zhou  (signed and verified)

MD5:
041394aaefbcb35d70e4a824dbf7a0a4

SHA-1:
a51ee35c8f53c5ab4f239aee885cf070a2e8d4bc

SHA-256:
f9c9646b8d3a25f3804b776d0319c025aff1024aef6bf69e800f799f67951b1a

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/25/2024 4:11:45 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.27.14

File size:
132.9 KB (136,064 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\chromium\application\widevinecdmadapter.dll

Digital Signature
Signed by:
Fuyuan Zhou

Authority:
thawte, Inc.

Valid from:
7/24/2016 9:00:00 PM

Valid to:
6/21/2017 8:59:59 PM

Subject:
CN=Fuyuan Zhou, 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:
4AC20618E32CD1852F905D6065B9B8B8

File PE Metadata
Compilation timestamp:
8/19/2014 4:39:03 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
12.0

CTPH (ssdeep):
3072:wKsf4x/DIc2bON/wd0TXZgxzA+8BWveXgbCSSz4:wV4xLIpDBAdFQ+Su4

Entry address:
0xCCAF

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, B4, 3F, 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, 28, D2, 01, 10, E8, B2, 17, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, F8, F8, 01, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, CC, 87, 01, 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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
87.5 KB (89,600 bytes)

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