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scoreescape.dll

Score Escape

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module scoreescape.dll by Score Escape has been detected as adware by 14 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. The file has been seen being downloaded from install-cdn.scoreescape.com.
Publisher:
Score Escape  (signed and verified)

Product:
Score Escape

Version:
1.0.0.7

MD5:
461320667f887f522bdee6a23085f48f

SHA-1:
f57a2fbe7b10ad5bbd723dd08a09e289bbd1b01f

SHA-256:
5a1ba723995e07f2987ac66ce34a191b1c891330389112ac3ab4ccffc6ca7c63

Scanner detections:
14 / 68

Status:
Adware

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

Analysis date:
5/19/2024 12:34:18 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.214.140

AVG
Generic
2016.0.3178

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1537

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1016
9.0.1.05190

ESET NOD32
Win32/BrowseFox.AE potentially unwanted application
7.0.302.0

F-Prot
W32/S-9c4b2ea6
v6.4.7.1.166

herdProtect (fuzzy)
variant of scoreescapebho.dll (Adware)
2015.6.13.14

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.8.6.0

K7 AntiVirus
Trojan
13.200.15187

Malwarebytes
PUP.Optional.ScoreEscape.A
v2015.03.07.01

NANO AntiVirus
Trojan.Win32.Yontoo.dnkubo
0.30.0.296

Reason Heuristics
PUP.Yontoo
15.3.7.0

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

File size:
262.7 KB (269,048 bytes)

Product version:
1.0.0.7

Copyright:
(c) Score Escape. 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\4t7jv27a\scoreescape.dll

Digital Signature
Signed by:
Score Escape

Authority:
VeriSign, Inc.

Valid from:
11/20/2014 8:00:00 AM

Valid to:
11/21/2015 7:59:59 AM

Subject:
CN=Score Escape, O=Score Escape, L=Santa Monica, 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:
25CB66244AB8F8010320787E6DE910E3

File PE Metadata
Compilation timestamp:
2/21/2015 3:35:58 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:zmiYcknqEbUViVqUsVNXBB+/3FK3wY+Px9ZKT0h9ffcEk5:zmiYckViiVMrXVdi9ZjVkH

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, D8, 21, 03, 10, E8, 4C, 02, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 4C, 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...
 
[+]

Entropy:
6.0735

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

The file scoreescape.dll has been seen being distributed by the following URL.

http://install-cdn.scoreescape.com/bed?r=2015022116&bet=3

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