home

21.tmp

MediaTechSoft Inc.

This is the Performersoft setup installer. The file 21.tmp by MediaTechSoft has been detected as adware by 39 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.
Publisher:
MediaTechSoft Inc.  (signed and verified)

Version:
2.6.1694.246

MD5:
2e16caccd1c9e61042df019a1aa08a2b

SHA-1:
4f3dfa00b082dcf83b29d51508622a27ac9265ae

Scanner detections:
39 / 68

Status:
Adware

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

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:
5/11/2024 2:48:36 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BHO.BProtector.K
867

Agnitum Outpost
Trojan.Agent.Gen.EK
7.1.1

AhnLab V3 Security
Dropper/Rotbrow.1656896
2014.09.02

Avira AntiVirus
Adware/BProtector.C
7.11.170.102

avast!
Win32:BProtect-D [Trj]
2014.9-140920

AVG
Dropper.Generic9
2015.0.3345

Bitdefender
Adware.BHO.BProtector.K
1.0.20.1315

Bkav FE
W32.Clod8a7.Trojan
1.3.0.4959

Clam AntiVirus
Win.Adware.BProtector
0.98/21411

Comodo Security
ApplicUnwnt
19393

Dr.Web
Adware.BGuard.47
9.0.1.0263

Emsisoft Anti-Malware
Adware.BHO.BProtector.K
8.14.09.20.06

ESET NOD32
Win32/Toolbar.Babylon
8.10350

Fortinet FortiGate
W32/Agent.IOYH!tr
9/20/2014

F-Prot
W32/Trojan5.JLY
v6.4.7.1.166

F-Secure
Adware.BHO.BProtector
11.2014-20-09_7

G Data
Adware.BHO.BProtector
14.9.24

IKARUS anti.virus
AdWare.Bprotector
t3scan.1.7.5.0

K7 AntiVirus
Trojan
13.183.13230

Kaspersky
Trojan.Win32.Agent
14.0.0.3221

Malwarebytes
PUP.Optional.PerformerSoft.A
v2014.09.20.06

McAfee
Generic.rk
5600.7001

Microsoft Security Essentials
TrojanDropper:Win32/Rotbrow.M
1.10904

MicroWorld eScan
Adware.BHO.BProtector.K
15.0.0.789

NANO AntiVirus
Trojan.Win32.Bromngr.cudtwz
0.28.2.61942

Norman
Rotbrow.A
11.20140920

nProtect
Adware.BHO.BProtector.K
14.09.01.01

Panda Antivirus
Trj/Dropper.JUW
14.09.20.06

Qihoo 360 Security
Win32/Trojan.Dropper.90e
1.0.0.1015

Quick Heal
TrojanDropper.Rotbrow.gen.cw5
9.14.14.00

Reason Heuristics
PUP.MediaTechSoft.F
14.9.20.18

Rising Antivirus
PE:Trojan.Win32.Generic.15FE020F!368968207
23.00.65.14918

Sophos
Mal/Generic-S
4.98

Total Defense
Win32/Rotbrow.B
37.0.11156

Trend Micro House Call
TROJ_GEN.USCK11ACN
7.2.263

Trend Micro
TROJ_GEN.USCK11ACN
10.465.20

Vba32 AntiVirus
TrojanDropper.Agent
3.12.26.3

VIPRE Antivirus
InstallBrain
32746

Zillya! Antivirus
Dropper.Agent.Win32.144545
2.0.0.1908

File size:
1.6 MB (1,656,896 bytes)

Bundler/Installer:
InstallBrain (using Nullsoft Install System)

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\21.tmp

Digital Signature
Signed by:
MediaTechSoft Inc.

Authority:
GoDaddy.com, Inc.

Valid from:
8/4/2013 10:09:22 AM

Valid to:
3/29/2016 7:18:00 PM

Subject:
CN=MediaTechSoft Inc., O=MediaTechSoft Inc., L=Beaverton, S=Oregon, 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:
047346D0687AB1

File PE Metadata
Compilation timestamp:
9/9/2009 3:23:14 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:iXdk1iieHav0PnYmvSrVUMtjbV0xplJTYLEsK:i3iJvKYmvSBbbV0x3W6

Entry address:
0x33E9

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 70, 85, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 78, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, 90, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 6C, 85, 40, 00, FF, 15, 80, 81, 40, 00, 68, 54, 85, 40, 00, 68, 80, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.9960

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

Remove 21.tmp - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.