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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 1 anti-malware scanner with very strong indications that the file is a potential threat. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Teal Kitty 1.0.0.7’. 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:
d6116add11acd72b3eb369e367dd05d2

SHA-1:
b0c61f8f062067e41ffdff433f3e73dedd275b0a

SHA-256:
2efcf3b40e06eccedbfd1703da21b8c9b97f64d95c6df3875ab5b4e876a04cca

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
2/25/2025 7:49:32 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.TealKitt (M)
16.5.5.20

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)

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

Digital Signature
Signed by:
Teal Kitty

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 9:00:00 AM

Valid to:
1/12/2016 8:59:59 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

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

COM registered:
Yes

File PE Metadata
Compilation timestamp:
3/13/2015 4:04:48 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:+PyP/FgELkX7V6UMU9CWRh+Y5lq3gY+Dz+ZKTbBlrocE3d2:+PyP/xo7VcQCWwtg+ZUxXqd2

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...
 
[+]

Entropy:
6.0723

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.

http://install-cdn.mytealkitty.com/bed?r=2015031316&bet=3

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