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clockhand.expext.exe

Clock Hand

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application clockhand.expext.exe by Clock Hand has been detected as adware by 27 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:
1.0.6242.39491

MD5:
8e5a0f4560b032d7c82efeb590cabff7

SHA-1:
2852bbfe5f00fdbe0e59553c8e1f3fb4c3077ef2

SHA-256:
0da169ced113dc0a87482c22a4cfc990d99e02924aca123f2040687854b43d20

Scanner detections:
27 / 68

Status:
Adware

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

Analysis date:
4/20/2024 12:48:20 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Graftor.173090
6764508

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.03.01

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.212.246

AVG
Generic
2016.0.3179

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1536

Bitdefender
Gen:Variant.Adware.Graftor.173090
1.0.20.325

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-38510
0.98/20153

Comodo Security
Application.Win32.BrowseFox.AK
21311

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.173090
9.0.0.4799

ESET NOD32
Win32/BrowseFox.AA potentially unwanted (variant)
9.11249

F-Prot
W32/S-43570a6e
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.Graftor
5.13.68

G Data
Gen:Variant.Adware.Graftor.173090
15.3.25

herdProtect (fuzzy)
variant of findright.expext.exe (Adware)
2015.6.12.19

K7 AntiVirus
Trojan
13.200.15179

McAfee
BrowseFox-FVA
5600.6835

MicroWorld eScan
Gen:Variant.Adware.Graftor.173090
16.0.0.195

NANO AntiVirus
Riskware.Win32.BrowseFox.dlbjxp
0.30.0.296

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Reason Heuristics
Adware.Yontoo.ClockHand
15.3.6.5

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
38014

Zillya! Antivirus
Trojan.Katusha.Win32.37070
2.0.0.2089

File size:
99.2 KB (101,616 bytes)

Product version:
1.0.6242.39491

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Clock Hand

Authority:
VeriSign, Inc.

Valid from:
1/10/2015 7:00:00 PM

Valid to:
1/11/2016 6:59:59 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:
3/6/2015 12:10:01 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:iv6Wslm40kAtfI+8G2dBKCKXfPWk6EHIkGnMBcuzaVKgSjbfRq:nlykK4dKXf+k68JaVKgSjbfRq

Entry address:
0x563E

Entry point:
E8, AB, 3C, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, 64, 7F, 41, 00, FF, 15, 4C, 20, 41, 00, 85, C0, 75, 18, 56, E8, 2F, 08, 00, 00, 8B, F0, FF, 15, 68, 20, 41, 00, 50, E8, DF, 07, 00, 00, 59, 89, 06, 5E, 5D, C3, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, C0, 91, 41, 00, 00, 74, 05, E9, CD, 3C, 00, 00, 57, 8B...
 
[+]

Entropy:
6.4323

Code size:
65.5 KB (67,072 bytes)

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