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clockhand.dll

Clock Hand

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module clockhand.dll by Clock Hand has been detected as adware by 21 anti-malware scanners. This file is typically installed with the program Clock Hand by Yontoo Technology, Inc. which is a potentially unwanted software program. 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. The file has been seen being downloaded from install-cdn.myclockhand.com.
Publisher:
Clock Hand  (signed and verified)

Product:
Clock Hand

Version:
1.0.0.7

MD5:
5e092b6c1343f17001fd892c77e01521

SHA-1:
68bb77f5636131da3b5cc5b6f2c21a756930d85d

SHA-256:
838de85fef84c0de7f2580f94bf7df24966676bbf0b91ad57b5e0417685fc558

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
12/27/2024 6:53:11 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Adware/Win32.BrowseFox
2015.03.07

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.214.140

AVG
Generic
2016.0.3179

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1535

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.632
9.0.1.064

ESET NOD32
Win32/BrowseFox.AE potentially unwanted (variant)
9.11270

Fortinet FortiGate
Riskware/BrowseFox
3/5/2015

F-Prot
W32/S-f64f6ec1
v6.4.7.1.166

herdProtect (fuzzy)
variant of clockhandbho.dll (Adware)
2015.6.12.3

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.8.6.0

K7 AntiVirus
Unwanted-Program
13.200.15187

Malwarebytes
PUP.Optional.ClockHand.A
v2015.03.05.01

McAfee
Artemis!5E092B6C1343
5600.6835

NANO AntiVirus
Trojan.Win32.Yontoo.dnkubo
0.30.0.296

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Yontoo
15.3.5.13

Sophos
Generic PUA GI
4.98

Trend Micro House Call
Suspicious_GEN.F47V0228
7.2.64

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
38128

File size:
262.7 KB (269,040 bytes)

Product version:
1.0.0.7

Copyright:
(c) Clock Hand. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\r8n21vrc\clockhand.dll

Digital Signature
Signed by:
Clock Hand

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 12:00:00 AM

Valid to:
1/11/2016 11:59:59 PM

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:
2/27/2015 5:06:30 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:bPyP/mgELkX7V6UMU9CWRh+Yplq3gY+sz+ZKT+BhL0cEW7fR1:bPyP/oo7VcQCWAtT+ZhNLT7fR1

Entry address:
0xF515

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, EA, 7E, 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, C8, 21, 03, 10, E8, 4C, 02, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 2C, 77, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, C4, 93, 02, 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:
159 KB (162,816 bytes)

The file clockhand.dll has been discovered within the following programs.

Clock Hand  by Yontoo Technology, Inc.
Clock Hand is an ad-injecting browser add on.
myclockhand.com/support
79% remove it
 
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The file clockhand.dll has been seen being distributed by the following URL.

http://install-cdn.myclockhand.com/bed?r=2015022716&bet=3

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