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woodenseal.dll

Wooden Seal

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module woodenseal.dll by Wooden Seal has been detected as adware by 17 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:
Wooden Seal  (signed and verified)

Product:
Wooden Seal

Version:
1.0.0.7

MD5:
325c0e9ac8cbaed3b42e7f51a97ca9ae

SHA-1:
a35b3e1eeb9da444a9afd58f281386d06748c234

SHA-256:
c0b88c9be87c8f90deeeed2420eca647081a39413800655d2a2d86eb7b2a992a

Scanner detections:
17 / 68

Status:
Adware

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

Analysis date:
5/18/2024 2:08:06 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen2
3.6.1.96

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15419

Bitdefender
Gen:Variant.Mikey.11547
1.0.20.545

Bkav FE
W32.BrowseFoxAC.Adware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1016
9.0.1.0109

Emsisoft Anti-Malware
Gen:Variant.Mikey.11547
8.15.04.19.10

ESET NOD32
Win32/BrowseFox.AE potentially unwanted application
9.7.0.302.0

F-Prot
W32/S-f64f6ec1
v6.4.7.1.166

F-Secure
Riskware.Gen:Application.Heur.gv0@maLH90aO
11.2015-20-07_2

G Data
Gen:Variant.Mikey.11547
15.4.25

herdProtect (fuzzy)
variant of woodensealbho.dll (Adware)
2015.7.20.21

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Adware
13.203.15663

NANO AntiVirus
Trojan.Win32.Yontoo.dnkubo
0.30.20.1219

Reason Heuristics
PUP.Yontoo.WoodenSeal
15.4.24.0

Rising Antivirus
PE:Adware.BrowseFox!6.1D8B
23.00.65.15417

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

File size:
262.7 KB (269,040 bytes)

Product version:
1.0.0.7

Copyright:
(c) Wooden Seal. 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\17kfnxdq\woodenseal.dll

Digital Signature
Signed by:
Wooden Seal

Authority:
VeriSign, Inc.

Valid from:
1/15/2015 1:00:00 AM

Valid to:
1/16/2016 12:59:59 AM

Subject:
CN=Wooden Seal, O=Wooden Seal, 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:
55680C612B31A22AA15004D7A2490924

File PE Metadata
Compilation timestamp:
4/18/2015 11:59:38 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:xyq7v5kKELk3SVaUs0FHxB+Vdl63gY+LEG+ZKTNR6GbXcErr:xyq7va4SVcYHht6+ZKvbM2r

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, 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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

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