c740bb5a-6905-4c92-b44c-49633801796d.dll

Micro Yellow Lab

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The module c740bb5a-6905-4c92-b44c-49633801796d.dll by Micro Yellow Lab has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.
Publisher:
Micro Yellow Lab  (signed and verified)

MD5:
f5b162a6902bfa2debfbd7b4638c8977

SHA-1:
d76b645f7ac3314b166db0a6464182573aa45e47

SHA-256:
07e9c77dbeddfb8ce0ba35eb40598dee1ec10ec8e160be986859fc3bde3bf261

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:
7/10/2020 12:40:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle (M)
17.1.11.1

File size:
162.4 KB (166,304 bytes)

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\Program Files\browsers+_app#s#\c740bb5a-6905-4c92-b44c-49633801796d.dll

Digital Signature
Authority:
COMODO CA Limited

Valid from:
8/27/2014 9:00:00 PM

Valid to:
8/28/2015 8:59:59 PM

Subject:
CN=Micro Yellow Lab, O=Micro Yellow Lab, STREET=Athinodorou 3, STREET=Dasoupoli Strovolos, L=Nicosia, S=Cyprus, PostalCode=2025, C=CY

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
009AFA5E0D9A7B3EBDF9FADE2F928085CE

File PE Metadata
Compilation timestamp:
9/29/2014 4:24:08 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x88F0

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 9B, 3D, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, 03, 00, 00, 00, CC, CC, CC, 48, 8B, C4, 48, 89, 58, 20, 4C, 89, 40, 18, 89, 50, 10, 48, 89, 48, 08, 56, 57, 41, 56, 48, 83, EC, 50, 49, 8B, F0, 8B, DA, 4C, 8B, F1, BA, 01, 00, 00, 00, 89, 50, B8, 85, DB, 75, 0F, 39, 1D, 7C, DE, 01, 00, 75, 07, 33, C0, E9, D2, 00, 00, 00, 8D, 43, FF...
 
[+]

Code size:
96.5 KB (98,816 bytes)

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