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specialbox.expextdll.dll

Special Box

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module specialbox.expextdll.dll by Special Box has been detected as adware by 28 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:
Special Box  (signed and verified)

Version:
1.0.5565.9213

MD5:
566b75fe42f6dd9fa97619875f342de8

SHA-1:
e3e5c2ca86177ccd474ef517773a2fdb0f8ff8fb

SHA-256:
cc616028700498829d7c606dd622f636104972ce2c3a4adbe5cb9b5cc8d7122e

Scanner detections:
28 / 68

Status:
Adware

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

Analysis date:
4/23/2024 11:55:37 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Graftor.173093
678

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.03.29

AVG
AdPlugin
2016.0.3156

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.15328

Bitdefender
Gen:Variant.Adware.Graftor.173093
1.0.20.435

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Browsefox-438
0.98/21511

Comodo Security
TrojWare.Win32.AltBrowse.SHHH
21571

Dr.Web
Trojan.Yontoo.1734
9.0.1.087

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.173093
8.15.03.28.05

ESET NOD32
Win64/BrowseFox.CJ potentially unwanted application
9.7.0.302.0

F-Prot
W32/S-3e9914e7
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.Graftor.173093
11.2015-28-03_7

G Data
Gen:Variant.Adware.Graftor.173093
15.3.25

herdProtect (fuzzy)
variant of browsergood.expextdll.dll (Adware)
2015.7.3.6

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Trojan
13.196.15015

Kaspersky
not-a-virus:AdWare.MSIL.Agent
14.0.0.1794

McAfee
Program.BrowseFox-FUZ
5600.6812

MicroWorld eScan
Gen:Variant.Adware.Graftor.173093
16.0.0.261

NANO AntiVirus
Riskware.Win32.SwiftBrowse.dodrvj
0.30.8.659

Panda Antivirus
Generic Suspicious
15.03.28.05

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Reason Heuristics
Adware.Yontoo.SpecialBox
15.4.14.13

Rising Antivirus
PE:Malware.SwiftBrowse!6.1B54
23.00.65.15326

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

Zillya! Antivirus
Trojan.Katusha.Win32.37101
2.0.0.2119

File size:
79.7 KB (81,648 bytes)

Product version:
1.0.5565.9213

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\special box\bin\specialbox.expextdll.dll

Digital Signature
Signed by:
Special Box

Authority:
VeriSign, Inc.

Valid from:
2/22/2015 4:00:00 PM

Valid to:
2/23/2016 3:59:59 PM

Subject:
CN=Special Box, O=Special Box, 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:
68F233DC671BBE554282D38DFEB31C19

File PE Metadata
Compilation timestamp:
3/28/2015 5:07:37 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
768:Z8jy694/7LsWkFMalLepofSEtkU5yXNkOhPpEniteDH/J6/Wfed76n2YEDZ4w47J:OWuKk3lIo8kCanqeV1fwCSM7

Entry address:
0x37C0

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 0E, 2F, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 60, D2, 00, 10, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 74, D0, 00, 10, C9, C2, 08, 00, B8, 23, 72, 00, 10, A3, D8, 19, 01, 10, C7, 05, DC, 19, 01, 10, 19...
 
[+]

Entropy:
6.4033

Code size:
47 KB (48,128 bytes)

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