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bestcodecspacksetup.exe

Installer

YellowSoft Inc

This is the Performersoft setup installer. The application bestcodecspacksetup.exe by YellowSoft Inc has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the InstallBrain installer. The file has been seen being downloaded from www.softologicsb.com. While running, it connects to the Internet address www.ibbalance.com on port 443.
Publisher:
YellowSoft Inc  (signed and verified)

Product:
Installer

Version:
15.9.28.27

MD5:
4d0b52fbb2e374df8e92c9add9edbea2

SHA-1:
8cb6c502e4ed501db96bf6176b82afeea6c9dc13

SHA-256:
61f16b124e5c6bbeacee1fff7febeb04e07fdb58439b62259dcc2526e5da0de3

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/19/2024 8:55:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Performersoft (M)
16.8.8.23

File size:
578.3 KB (592,184 bytes)

Product version:
15.9.28.27

Copyright:
Copyright 2012

Original file name:
installer.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
InstallBrain

Language:
English (United States)

Common path:
C:\users\{user}\downloads\bestcodecspacksetup.exe

Digital Signature
Signed by:
YellowSoft Inc

Authority:
GoDaddy.com, Inc.

Valid from:
9/12/2012 9:45:31 AM

Valid to:
9/12/2015 9:45:31 AM

Subject:
CN=YellowSoft Inc, O=YellowSoft Inc, L=Beaverton, S=OR, C=US

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4EC8FFEF413CDC

File PE Metadata
Compilation timestamp:
3/21/2013 8:41:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:gLw5HgTmz4Qdl6j2LPoD19dszbqoXgJiJ+WY07sdG/mHI3:W60clw2o4eoXZg07uGx3

Entry address:
0xF6BD

Entry point:
E8, 89, 41, 00, 00, E9, 89, FE, FF, FF, 6A, 0C, 68, 90, 0F, 42, 00, E8, ED, 17, 00, 00, 6A, 0E, E8, 86, 43, 00, 00, 59, 83, 65, FC, 00, 8B, 75, 08, 8B, 4E, 04, 85, C9, 74, 2F, A1, 8C, 44, 42, 00, BA, 88, 44, 42, 00, 89, 45, E4, 85, C0, 74, 11, 39, 08, 75, 2C, 8B, 48, 04, 89, 4A, 04, 50, E8, D7, EA, FF, FF, 59, FF, 76, 04, E8, CE, EA, FF, FF, 59, 83, 66, 04, 00, C7, 45, FC, FE, FF, FF, FF, E8, 0A, 00, 00, 00, E8, DC, 17, 00, 00, C3, 8B, D0, EB, C5, 6A, 0E, E8, 52, 42, 00, 00, 59, C3, CC, CC, CC, CC, CC, CC...
 
[+]

Entropy:
7.7488  (probably packed)

Code size:
108 KB (110,592 bytes)

The file bestcodecspacksetup.exe has been seen being distributed by the following URL.

http://www.softologicsb.com/.../gk350?exename=BestCodecsPackSetup&cid=3932&clickid=0010123342688753820&orig_client=BIDVERPOP-1144580

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to www.softologic.com  (174.37.181.31:80)

TCP (HTTP SSL):
Connects to www.ibbalance.com  (173.192.190.227:443)

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