77zip973867.exe

Installer

MediaTechSoft Inc.

This is the Performersoft setup installer. The application 77zip973867.exe by MediaTechSoft 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 the user's temporary directory. While running, it connects to the Internet address www.ibbalance.com on port 443.
Publisher:
MediaTechSoft Inc.  (signed and verified)

Product:
Installer

Version:
15.9.28.27

MD5:
7edca6e0706d3bb86b777bc9868089f9

SHA-1:
7ede2c0f091ea783dd99c721ad7acc2e493071bb

SHA-256:
0a2f920fc609da29263571a9f3c17885dee89cd336ea4cdbb5624931b7403fb3

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:
12/1/2020 7:19:26 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Performersoft (M)
17.3.8.14

File size:
766.3 KB (784,672 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\temp\77zip973867.exe

Digital Signature
Authority:
GoDaddy.com, Inc.

Valid from:
3/29/2013 8:18:00 PM

Valid to:
3/29/2016 8:18:00 PM

Subject:
CN=MediaTechSoft Inc., O=MediaTechSoft 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:
4B870730DE21B9

File PE Metadata
Compilation timestamp:
8/14/2013 5:03:07 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0xBF2D

Entry point:
E8, 8E, 46, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 53, 8B, 5D, 08, 83, FB, E0, 77, 6F, 56, 57, 83, 3D, CC, 35, 42, 00, 00, 75, 18, E8, D9, 3E, 00, 00, 6A, 1E, E8, 23, 3D, 00, 00, 68, FF, 00, 00, 00, E8, 31, 26, 00, 00, 59, 59, 85, DB, 74, 04, 8B, C3, EB, 03, 33, C0, 40, 50, 6A, 00, FF, 35, CC, 35, 42, 00, FF, 15, 5C, 90, 41, 00, 8B, F8, 85, FF, 75, 26, 6A, 0C, 5E, 39, 05, C8, 35, 42, 00, 74, 0D, 53, E8, 81, 19, 00, 00, 59, 85, C0, 75, A9, EB, 07, E8, 53, 19, 00, 00, 89, 30, E8, 4C, 19, 00, 00, 89...
 
[+]

Entropy:
7.7917  (probably packed)

Code size:
96 KB (98,304 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)

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