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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. It is also typically executed from an Internet Explorer cache folder. 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:
4cd124e058f5239e6aff37cc234fc89c

SHA-1:
72de86e492c429bd8d18c0b2b68e9ca650d1fbb2

SHA-256:
c1b3a45576f6a5e25bc38e1d096be424712619e3dcb1e2ee78bffed159092f40

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 also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/19/2024 5:00:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Performersoft (M)
17.3.15.19

File size:
629.8 KB (644,920 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}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\bestcodecspacksetup.exe

Digital Signature
Signed by:
YellowSoft Inc

Authority:
GoDaddy.com, Inc.

Valid from:
9/12/2012 4:45:31 AM

Valid to:
9/12/2015 4:45:31 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:
3/13/2013 12:52:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x18E77

Entry point:
E8, 74, 50, 00, 00, E9, 89, FE, FF, FF, 6A, 0C, 68, B8, D4, 42, 00, E8, 23, 18, 00, 00, 6A, 0E, E8, 71, 52, 00, 00, 59, 83, 65, FC, 00, 8B, 75, 08, 8B, 4E, 04, 85, C9, 74, 2F, A1, 90, 17, 43, 00, BA, 8C, 17, 43, 00, 89, 45, E4, 85, C0, 74, 11, 39, 08, 75, 2C, 8B, 48, 04, 89, 4A, 04, 50, E8, DD, E8, FF, FF, 59, FF, 76, 04, E8, D4, E8, FF, FF, 59, 83, 66, 04, 00, C7, 45, FC, FE, FF, FF, FF, E8, 0A, 00, 00, 00, E8, 12, 18, 00, 00, C3, 8B, D0, EB, C5, 6A, 0E, E8, 3D, 51, 00, 00, 59, C3, CC, CC, CC, CC, CC, CC...
 
[+]

Entropy:
7.6714

Code size:
155.5 KB (159,232 bytes)

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)

TCP (HTTP):
Connects to stats-182385724-1591972470.us-east-1.elb.amazonaws.com  (54.221.252.69:80)

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