78c21c9b-9f40-465f-871d-6e8a8edaeb3d.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 78c21c9b-9f40-465f-871d-6e8a8edaeb3d.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 distributed as part of the Brightcircle group of browser-extensions.
Publisher:
Micro Yellow Lab  (signed and verified)

MD5:
de1ebc12e2b77fedc8b27e506173de41

SHA-1:
22ed4115a9ac2eff043133c95227017ae43bccd8

SHA-256:
9c695b5609ae54b05973be04db6d7e2cd68aac710348e405f8cf717e4bf80a16

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 11:29:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Brightcircle (M)
17.2.23.2

File size:
144.4 KB (147,872 bytes)

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\browsers+_app#s#\78c21c9b-9f40-465f-871d-6e8a8edaeb3d.dll

Digital Signature
Authority:
COMODO CA Limited

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

Valid to:
8/28/2015 7:59:59 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:
10/5/2014 3:34:47 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x8438

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, E7, 3A, 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, 00, CC, 01, 10, E8, D9, 14, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 4C, F2, 01, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 20, 81, 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...
 
[+]

Entropy:
6.1653

Developed / compiled with:
Microsoft Visual C++

Code size:
88 KB (90,112 bytes)

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