tealkittybho.dll

Teal Kitty

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module tealkittybho.dll by Teal Kitty has been detected as adware by 32 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Teal Kitty 1.0.0.7’. 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.mytealkitty.com.
Publisher:
Teal Kitty  (signed and verified)

Product:
Teal Kitty

Version:
1.0.0.7

MD5:
ef4c3ed779f0582498e8ca2aea724339

SHA-1:
47a31e70af34cc87e772f66240d4c22170db2305

SHA-256:
1b893ef7273a3eb5e70f5a95463af579e099eb6415ace7063a27a47a09233fee

Scanner detections:
32 / 68

Status:
Adware

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

Analysis date:
12/27/2024 4:19:36 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.BZ
368

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Adware/Win32.BrowseFox
2015.05.12

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.216.254

AVG
BrowseFox
2017.0.2846

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1622

Bitdefender
Adware.BrowseFox.BZ
1.0.20.165

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Yontoo.1734
9.0.1.033

Emsisoft Anti-Malware
Adware.BrowseFox.BZ
8.16.02.02.04

ESET NOD32
Win32/BrowseFox.AE potentially unwanted (variant)
10.11613

Fortinet FortiGate
Riskware/BrowseFox
2/2/2016

F-Prot
W32/S-f64f6ec1
v6.4.7.1.166

F-Secure
Adware.BrowseFox.BZ
11.2016-02-02_3

G Data
Adware.BrowseFox.BZ
16.2.25

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Trojan
13.203.15877

Malwarebytes
PUP.Optional.TealKitty.A
v2016.02.02.04

McAfee
Artemis!374E9DF6228A
5600.6502

MicroWorld eScan
Adware.BrowseFox.BZ
17.0.0.99

NANO AntiVirus
Trojan.Win32.Yontoo.dnkubo
0.30.24.1357

Norman
Adware.BrowseFox.BZ
11.20160202

nProtect
Adware.BrowseFox.BZ
15.05.11.01

Panda Antivirus
PUP/BrowseFox
16.02.02.04

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Yontoo.TealKitty (M)
16.2.2.4

Rising Antivirus
PE:Adware.BrowseFox!6.1D8B
23.00.65.16131

Sophos
Generic PUA AH
4.98

Trend Micro House Call
TROJ_GEN.F0C2C00DE15
7.2.33

Trend Micro
TROJ_GEN.F0C2C00DE15
10.465.02

Vba32 AntiVirus
AdWare.MSIL.Agent
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
40166

File size:
262.7 KB (269,040 bytes)

Product version:
1.0.0.7

Copyright:
(c) Teal Kitty. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\teal kitty\tealkittybho.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

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

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

Subject:
CN=Teal Kitty, O=Teal Kitty, 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:
436637AA3101F57468AAB38795B34FD4

File PE Metadata
Compilation timestamp:
3/19/2015 2:53:01 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:MPyP/FgELkX7V6UMU9CWRh+Y5lq3gY+Dz+ZKTtBlrKcE39L:MPyP/xo7VcQCWwtg+ZKxJq9L

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, 2C, 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)

Internet Explorer BHO
Display name:
Teal Kitty 1.0.0.7

CLSID:
{deed30f8-e179-49f0-aaeb-6a8808e2fa4c}


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

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