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a55667f1a3194629a8b664.dll

Clock Hand

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module a55667f1a3194629a8b664.dll by Clock Hand has been detected as adware by 13 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:
Clock Hand  (signed and verified)

MD5:
f154d744d178c184c531347fd2538b4f

SHA-1:
ed35ed32ed267983f6726a0d2192d30b70766bba

SHA-256:
d69b713ffc3cb447ee75cfc138028919af8884931898a6772fd9e9f1909cf3cb

Scanner detections:
13 / 68

Status:
Adware

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

Analysis date:
4/25/2024 10:05:09 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2016.0.3179

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.1535

Clam AntiVirus
Win.Adware.Browsefox-217
0.98/21511

Dr.Web
Trojan.Yontoo.495
9.0.1.064

ESET NOD32
Win64/BrowseFox.CI potentially unwanted application
9.7.0.302.0

F-Prot
W64/S-2db0ff0c
v6.4.7.1.166

herdProtect (fuzzy)
variant of 3788502cc1e840a8891464.dll (Adware)
2015.6.12.13

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.6.0

McAfee
BrowseFox-FWM
5600.6835

Reason Heuristics
PUP.Yontoo
15.3.5.19

VIPRE Antivirus
Threat.4150696
36694

Zillya! Antivirus
Adware.Agent.Win64.30
2.0.0.2077

File size:
192.2 KB (196,848 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\clock hand\bin\a55667f1a3194629a8b664.dll

Digital Signature
Signed by:
Clock Hand

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 1:00:00 AM

Valid to:
1/12/2016 12:59:59 AM

Subject:
CN=Clock Hand, O=Clock Hand, L=San Diego, 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:
456A42223C623741F26F18A9D4223E47

File PE Metadata
Compilation timestamp:
1/11/2015 12:51:18 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:TqXmdzkYZFmxXTtHSJKL/z6LBL/xHnKGMHAdywn0+fR+:uWl+GVgwn0+fY

Entry address:
0x11748

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, 2F, 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...
 
[+]

Code size:
128 KB (131,072 bytes)

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