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pcperformer_st_setup.exe

PC Performer

Performersoft LLC

This is the Performersoft setup installer. The application pcperformer_st_setup.exe by Performersoft has been detected as a potentially unwanted program by 8 anti-malware scanners. The program is a setup application that uses the InstallBrain installer. The setup program bundles additional offers, mostly adware, using the InstallBrain installer, a pay-per-install monetization download manager. InstallBrain will also install a background updater service that will update any installed browser add-ons and plug-ins. The file has been seen being downloaded from www.pcperformer.com. While running, it connects to the Internet address www.ibbalance.com on port 443.
Publisher:
Performersoft   (signed by Performersoft LLC)

Product:
PC Performer

Version:
PC Performer

MD5:
d273713f5fd180b527bc1369a4d2d353

SHA-1:
a75f9c795833f6bf3e9727a50d8058ed7d041049

SHA-256:
0297a0ebdf913de01cf154da40b34a41bda30c5ddec507b71f4c08b4ad98f983

Scanner detections:
8 / 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:
12/26/2024 7:54:06 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/InstallBrain
2015.02.28

Dr.Web
Program.Unwanted.84
9.0.1.064

ESET NOD32
Win32/Systweak potentially unwanted (variant)
9.11245

NANO AntiVirus
Trojan.Win32.Systweak.dgkkep
0.30.0.296

Panda Antivirus
PUP/Ibups
14.07.14.07

Sophos
PC Performer
4.98

Vba32 AntiVirus
Signed-AdWare.BrainInst.PerformersoftLLC
3.12.26.3

VIPRE Antivirus
InstallBrain
30968

File size:
3.4 MB (3,562,864 bytes)

Product version:
11.10

Copyright:
© Performersoft

File type:
Executable application (Win64 EXE)

Bundler/Installer:
InstallBrain

Language:
Language Neutral

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

Digital Signature
Signed by:
Performersoft LLC

Subject:
CN=Performersoft LLC, O=Performersoft LLC, L=Beaverton, S=OR, C=US

Serial number:
277B96F94D20C1

File PE Metadata
OS bitness:
Win64

CTPH (ssdeep):
98304:Dg4kfdpzBPxOeaI1O73b49AvtnKEeTsxhswe3mv44QFE:ufdpzBZ/aI4b49AnqCet4P

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, B0, 52, 41, 00, E8, AC, 03, FF, FF, 33, C0, 55, 68, 45, 6B, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 01, 6B, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, AB, 41, 00, E8, 4E, EC, FF, FF, E8, F5, E7, FF, FF, 8D, 55, EC, 33, C0, E8, 7F, 84, FF, FF, 8B, 55, EC, B8, AC, D6, 41, 00, E8, E2, E9, FE, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, AC, D6, 41, 00, B2, 01...
 
[+]

Entropy:
7.9816

Developed / compiled with:
Microsoft Visual C++

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

http://www.pcperformer.com/.../PCPerformer_st_Setup.exe

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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