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clockhand.expext.dll

Clock Hand

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module clockhand.expext.dll by Clock Hand has been detected as adware by 15 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)

Version:
1.0.5569.1452

MD5:
c16cc1ab586bbd32c67bfd31110cebb4

SHA-1:
0c8391ff161af1c0984509ec82c56e28343de56a

SHA-256:
3210f74b70453aa7d9ccdfaa4602f9428f0520ce22291018b443fa363ce60ec1

Scanner detections:
15 / 68

Status:
Adware

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

Analysis date:
4/25/2024 2:35:50 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen7
3.6.1.96

avast!
MSIL:BrowseFox-BA [PUP]
2014.9-150401

AVG
Generic
2016.0.3152

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.1541

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1734
9.0.1.091

ESET NOD32
MSIL/BrowseFox.G potentially unwanted (variant)
9.11409

F-Prot
W32/S-5d625b95
v6.4.7.1.166

IKARUS anti.virus
PUA.MSIL.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Adware
13.202.15449

McAfee
Program.BrowseFox-FUT
5600.6808

NANO AntiVirus
Riskware.Win32.BPlug.djpkri
0.30.8.659

Reason Heuristics
PUP.Yontoo
15.4.1.14

Sophos
Browse Fox
4.98

VIPRE Antivirus
Yontoo
38958

File size:
494.2 KB (506,096 bytes)

Product version:
1.0.5569.1452

Original file name:
ClockHand.ExpExt2015040108.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\clock hand\bin\plugins\clockhand.expext.dll

Digital Signature
Signed by:
Clock Hand

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 2:00:00 AM

Valid to:
1/12/2016 1:59:59 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:
4/1/2015 11:48:38 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:2hpwu9vQBCvmq+W69S5BN5U5zSRDQi80VhelK2hi8fhjP:2hXvvPP4S50zSqi/eM8fhP

Entry address:
0x7B6E2

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.9649

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
486 KB (497,664 bytes)

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