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bestcodecpack_setup.exe

Installer

Performersoft LLC

This is the Performersoft setup installer. The application bestcodecpack_setup.exe by Performersoft has been detected as a potentially unwanted program by 42 anti-malware scanners. The program is a setup application that uses the InstallBrain installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from www.softologicc.com. While running, it connects to the Internet address www.ibbalance.com on port 443.
Publisher:
Performersoft LLC  (signed and verified)

Product:
Installer

Version:
14.12.8.9

MD5:
6ec540360a9f1afe373e7ce72f7f700a

SHA-1:
d4fa28687287aaa2b2db8b978c1074603edeec72

SHA-256:
6653655565daab6f241a036234ee1b3b2e5e27c26bfdcc2dc1b94a5f5edddbf9

Scanner detections:
42 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallBrain monetization platform from iBario to deliver bundled adware both search toolbars and PC optimizers from Performersoft.

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:
4/25/2024 6:16:42 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.InstallBrain.A
6301737

AegisLab AV Signature
ADWARE-InstallBrain.Gen
2.1.4+

Agnitum Outpost
Adware.BrainInst
7.1.1

AhnLab V3 Security
Trojan/Win32.Brantall
14.12.27

Avira AntiVirus
Adware/InstallBrain.CE
7.11.121.36

avast!
Win32:InstallBrain-V [PUP]
141214-1

AVG
Potentially harmful program Downloader.ARU
2014.0.4235

Baidu Antivirus
Adware.Win32.Agent
4.0.3.141227

Bitdefender
Application.Bundler.InstallBrain.A
1.0.20.1805

Bkav FE
W32.Clodb8d.Trojan
1.3.0.4613

Clam AntiVirus
Win.Adware.Installbrain-244
0.98/19280

Comodo Security
Application.Win32.InstallBrain.AF
17475

Dr.Web
Adware.Downware.1295
9.0.1.05190

Emsisoft Anti-Malware
Application.Bundler.InstallBrain
9.0.0.4668

ESET NOD32
Win32/InstallBrain.P potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/InstallBrain.OP
12/27/2014

F-Prot
W32/IBrain.C.gen
4.6.5.141

F-Secure
Trojan:W32/InstallBrain.A
5.13.68

G Data
Win32.Application.InstallBrain
14.12.22

IKARUS anti.virus
AdInstaller
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.174.10588

Kaspersky
not-a-virus:AdWare.Win32.BrainInst
15.0.0.543

Malwarebytes
Adware.InstallBrain
v2014.12.27.12

McAfee
RDN/Generic PUP.x!bpg
5600.6904

Microsoft Security Essentials
TrojanDownloader:Win32/Brantall.B
1.165.247.01

MicroWorld eScan
Application.Bundler.InstallBrain.A
15.0.0.1083

NANO AntiVirus
Trojan.Win32.Downware.cqmhdj
0.28.0.57029

Norman
Application.Bundler.InstallBrain.A
04.12.2014 14:30:06

nProtect
Trojan-Clicker/W32.BrainInst.676192
14.03.21.01

Panda Antivirus
Adware/Ibups
14.12.27.12

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
TrojanDownloader.Brantall.b
12.14.12.00

Reason Heuristics
PUP.Installer.Performersoft.T
14.12.27.0

Rising Antivirus
PE:Malware.InstallBrain!6.10A6
23.00.65.141225

Sophos
PUA 'InstallBrain'
5.09

SUPERAntiSpyware
Trojan.Agent/Gen-Downware
10153

Total Defense
Win32/Tnega.BRRKCQ
37.0.10498

Trend Micro House Call
TROJ_GEN.F47V1122
7.2.361

Trend Micro
TROJ_SPNV.03KI13
10.465.27

Vba32 AntiVirus
AdWare.BrainInst
3.12.24.3

VIPRE Antivirus
InstallBrain
16540

Zillya! Antivirus
Adware.BrainInst.Win32.31
2.0.0.1842

File size:
548.1 KB (561,304 bytes)

Product version:
14.12.8.9

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\bestcodecpack_setup.exe

Digital Signature
Signed by:
Performersoft LLC

Authority:
GoDaddy.com, Inc.

Valid from:
6/27/2012 1:28:03 PM

Valid to:
6/27/2015 1:28:03 PM

Subject:
CN=Performersoft LLC, O=Performersoft LLC, 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:
07DAC5F73C6773

File PE Metadata
Compilation timestamp:
12/12/2012 5:53:20 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:tJJ9WPfXCBELShepaB8hZYNB5AxQTiJ7u+5LhpPm8+M5bXr3KBxfDhmOoFd0D4Rm:tb9W3CBwSdIIm1m8+PNTRJ1aD/FA

Entry address:
0xFBE2

Entry point:
E8, 06, 45, 00, 00, E9, 89, FE, FF, FF, 6A, 0C, 68, 38, 0C, 42, 00, E8, 18, 18, 00, 00, 6A, 0E, E8, 03, 47, 00, 00, 59, 83, 65, FC, 00, 8B, 75, 08, 8B, 4E, 04, 85, C9, 74, 2F, A1, 78, 36, 42, 00, BA, 74, 36, 42, 00, 89, 45, E4, 85, C0, 74, 11, 39, 08, 75, 2C, 8B, 48, 04, 89, 4A, 04, 50, E8, F2, E6, FF, FF, 59, FF, 76, 04, E8, E9, E6, FF, FF, 59, 83, 66, 04, 00, C7, 45, FC, FE, FF, FF, FF, E8, 0A, 00, 00, 00, E8, 07, 18, 00, 00, C3, 8B, D0, EB, C5, 6A, 0E, E8, CF, 45, 00, 00, 59, C3, CC, CC, CC, CC, 8B, 54...
 
[+]

Entropy:
7.7548  (probably packed)

Code size:
106 KB (108,544 bytes)

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

http://www.softologicc.com/.../gkv9b?exename=BestCodecPack_Setup&cid=3611&tid=Q0b1DGFzLAB9hPYAAAAAAG6HQQAAAAAAAgAAAAAAAAAAAP8AAAAFFYXrUAAAAAAAE1BWAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABruxQAAAAAAAIIAgAAgD8AGr2WlzsBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

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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