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bcd08fc8cb5641a38b1964.dll

ClearThink

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module bcd08fc8cb5641a38b1964.dll by ClearThink has been detected as adware by 19 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
ClearThink  (signed and verified)

MD5:
77f29d56a75b2235c91ac6ea4015a085

SHA-1:
87b5619aca6278d10cfa8e3ce2bae50336402050

SHA-256:
8c7f136767ea4a34c360d91052472d430fe7324b620ccda1053732a0b36ccf29

Scanner detections:
19 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/26/2024 4:20:33 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CN
6213306

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Win-PUP/BrowseFox.Gen
2014.12.22

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.197.26

AVG
Adware Generic6.NR
2014.0.4235

Bitdefender
Adware.SwiftBrowse.CN
1.0.20.1780

Clam AntiVirus
Win.Adware.Swiftbrowse-731
0.98/19819

Dr.Web
Trojan.Yontoo.115
9.0.1.05190

Emsisoft Anti-Malware
Adware.SwiftBrowse.CN
9.0.0.4668

ESET NOD32
Win64/BrowseFox.CI potentially unwanted application
7.0.302.0

F-Prot
W64/S-a65b0374
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CN
5.13.68

G Data
Adware.SwiftBrowse.CN
14.12.24

McAfee
Artemis!77F29D56A75B
5600.6909

MicroWorld eScan
Adware.SwiftBrowse.CN
15.0.0.1068

Norman
Adware.SwiftBrowse.CN
04.12.2014 14:30:06

nProtect
Adware.SwiftBrowse.CN
14.12.19.01

Reason Heuristics
PUP.ClearThink.W
14.12.22.3

VIPRE Antivirus
Threat.4150696
35418

File size:
192.7 KB (197,360 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\clearthink\bin\bcd08fc8cb5641a38b1964.dll

Digital Signature
Signed by:
ClearThink

Authority:
VeriSign, Inc.

Valid from:
10/9/2014 3:00:00 AM

Valid to:
8/6/2015 2:59:59 AM

Subject:
CN=ClearThink, O=ClearThink, L=Santa Monica, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
59B72B1DB71CE323997B1EAF80E12AAE

File PE Metadata
Compilation timestamp:
12/18/2014 5:04:02 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:DfcIzRvrZMNkq+m+6Ai2Tjn0lUAA2t90uyQIuqSC9C:D0Izz2kq+m0i2TjnUUAA2t937qrC

Entry address:
0x11738

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, 13, 61, 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, A7, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 48, 8B, C1, 49, 83, F8, 08, 72, 53, 0F, B6, D2, 49, B9, 01, 01, 01, 01, 01, 01, 01, 01, 49, 0F, AF, D1, 49, 83, F8, 40, 72, 1E, 48, F7, D9, 83, E1, 07, 74, 06...
 
[+]

Entropy:
6.1756

Code size:
128 KB (131,072 bytes)

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