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x64injector.exe

MediaTechSoft Inc.

This is part of a Performersoft product, a 'PC optimzation' application that provides minimal benifits and may have been bundled by a third party installer. The application x64injector.exe by MediaTechSoft has been detected as adware by 34 anti-malware scanners. It 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. It is also typically executed from the user's temporary directory.
Publisher:
MediaTechSoft Inc.  (signed and verified)

MD5:
fac5ad66dabc9911ab1406fc88f025c9

SHA-1:
e65dfac2977662cef2ecaa2b0e1358f220ed4ac0

SHA-256:
a8d6fa55198781e7ea11f2a824f9d5ef41caad3431923241726aea5b0fca5ad7

Scanner detections:
34 / 68

Status:
Adware

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

Analysis date:
4/25/2024 8:44:47 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.InstallBrain.F
433

Agnitum Outpost
Trojan.Agent
7.1.1

AhnLab V3 Security
Trojan/Win64.Rotbrow
2015.10.10

Avira AntiVirus
TR/Bprotector.FJEL
8.3.2.2

Arcabit
Application.Bundler.InstallBrain.F
1.0.0.582

avast!
Win64:Adware-B [Adw]
2014.9-151129

AVG
Generic5
2016.0.2911

Bitdefender
Application.Bundler.InstallBrain.F
1.0.20.1665

Bkav FE
W64.HfsAdware
1.3.0.7237

Comodo Security
ApplicUnwnt
23387

ESET NOD32
Win64/bProtector.A potentially unwanted
9.12385

Fortinet FortiGate
W64/Rotbrow.I!tr
11/29/2015

F-Prot
W64/Trojan5.LAC
v6.4.7.1.166

F-Secure
Application.Bundler.InstallBrain
11.2015-29-11_1

G Data
Application.Bundler.InstallBrain
15.11.25

IKARUS anti.virus
PUA.Rotbrow
t3scan.1.9.5.0

K7 AntiVirus
Trojan
13.210.17489

Kaspersky
Trojan.Win64.Bromngr
14.0.0.1048

McAfee
RDN/Generic PUP.x!cnz
5600.6567

Microsoft Security Essentials
TrojanDropper:Win64/Rotbrow.I
1.1.12101.0

MicroWorld eScan
Application.Bundler.InstallBrain.F
16.0.0.999

NANO AntiVirus
Trojan.Win64.Bprotector.dkbqab
0.30.26.3947

Panda Antivirus
Trj/WLT.A
15.11.29.08

Qihoo 360 Security
Win32/Trojan.2fa
1.0.0.1015

Quick Heal
TrojanDropper.Rotbrow.rw6
11.15.14.00

Reason Heuristics
PUP.Performersoft (M)
16.11.21.21

Sophos
Mal/Generic-L
4.98

SUPERAntiSpyware
Adware.InstallBrain/Variant
9478

Total Defense
Win64/Rotbrow.E
37.1.62.1

Trend Micro House Call
TROJ_SPNR.3CGP14
7.2.333

Trend Micro
TROJ_SPNR.3CGP14
10.465.29

VIPRE Antivirus
Win32.Malware!Drop
44432

ViRobot
Trojan.Win32.S.Agent.132576.C[h]
2014.3.20.0

Zillya! Antivirus
Trojan.Bromngr.Win64.1
2.0.0.2437

File size:
129.5 KB (132,576 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\x64injector.exe

Digital Signature
Signed by:
MediaTechSoft Inc.

Authority:
GoDaddy.com, Inc.

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

Valid to:
3/29/2016 1:18:00 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:
10/3/2013 5:17:28 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:fjPahAoMqlD9yXy++TUQZzAypLEYCDiwQ7hNOamQS:fHoME9yXGTvZznREKiamt

Entry address:
0x947C

Entry point:
48, 83, EC, 28, E8, 47, 41, 00, 00, 48, 83, C4, 28, E9, 52, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 4C, 8B, D9, 48, 2B, D1, 0F, 82, 9E, 01, 00, 00, 49, 83, F8, 08, 72, 61, F6, C1, 07, 74, 36, F6, C1, 01, 74, 0B, 8A, 04, 0A, 49, FF, C8, 88, 01, 48, FF, C1, F6, C1, 02, 74, 0F, 66, 8B, 04, 0A, 49, 83, E8, 02, 66, 89, 01, 48, 83, C1, 02, F6, C1, 04, 74, 0D, 8B, 04, 0A, 49, 83, E8, 04, 89, 01, 48, 83, C1, 04, 4D, 8B, C8, 49, C1, E9, 05, 75, 51, 4D, 8B, C8, 49, C1, E9...
 
[+]

Entropy:
5.9310

Code size:
67.5 KB (69,120 bytes)

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