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rkinstall.exe

TMRG, Inc.

The component is part of the TMRG platform which will track various behaviors of web browsing habits including tracking sites and domains visited as well as ads clicked. The application rkinstall.exe, “RelevantKnowledge Installer” by TMRG has been detected as adware by 27 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. Part of RelevantKnowledge, a program typically installed via a software bundle (with the user's knowledge should they read the EULA) and will run in the background collecting and monitoring information about the user's behavior in order to build an extensive profile.
Publisher:
TMRG, Inc.  (signed and verified)

Description:
RelevantKnowledge Installer

Version:
1, 0, 0, 82

MD5:
cbd0707569ec6cf952912ac4c42c37da

SHA-1:
7e7dced5cbf6f86dc97884133301e6de3f2f57cc

SHA-256:
aa04f3c0c1634eabaa4cf8fd1e79882da243c16b1ae8c76c17e1eef5e013e613

Scanner detections:
27 / 68

Status:
Adware

Analysis date:
4/23/2024 2:31:08 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Relevant.BA
1053

AhnLab V3 Security
Adware/Win32.Relevant
2014.02.07

Avira AntiVirus
Adware/Relevant.Q
7.11.129.216

avast!
Win32:PUP-gen [PUP]
2014.9-140318

AVG
RelevantKnowledge
2015.0.3531

Bitdefender
Adware.Relevant.BA
1.0.20.385

Bkav FE
W32.Clodf12.Trojan
1.3.0.4923

Dr.Web
Adware.Relevant.78
9.0.1.077

Emsisoft Anti-Malware
Adware.Relevant.BA
8.14.03.18.02

ESET NOD32
Win32/Adware.RK.AB
8.9389

Fortinet FortiGate
Riskware/OSS
3/18/2014

F-Prot
W32/AdSpy.A
v6.4.7.1.166

F-Secure
Adware.Relevant.BA
11.2014-18-03_3

G Data
Adware.Relevant.BA
14.3.24

IKARUS anti.virus
not-a-virus:Adware.RelevantKnowledge.cb
t3scan.2.2.29

Kaspersky
not-a-virus:WebToolbar.Win32.RK
14.0.0.4152

Malwarebytes
PUP.Optional.RelevantKnowledge
v2014.03.18.02

MicroWorld eScan
Adware.Relevant.BA
15.0.0.231

NANO AntiVirus
Trojan.Win32.Relevant.xrotp
0.28.0.57630

nProtect
Adware.Relevant.BA
14.02.06.02

Quick Heal
Spyware.Marketscore (Not a Virus)
3.14.12.00

Reason Heuristics
PUP.Installer.TMRG.J
14.8.7.22

Sophos
RKnowledge Installer
4.97

SUPERAntiSpyware
Spyware.RelevantKnowledge
10720

Vba32 AntiVirus
Adware.Relevant.0961
3.12.24.3

VIPRE Antivirus
Adware.Win32.RelevantKnowledge.a
26196

XVirus List
Win32.Detected
2.8.7

File size:
348.6 KB (356,992 bytes)

Product version:
1, 0, 0, 82

Copyright:
Copyright (C) 2005-2009

Original file name:
RKInstaller.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
TMRG, Inc.

Authority:
Thawte Consulting (Pty) Ltd.

Valid from:
7/17/2007 1:00:00 AM

Valid to:
9/28/2009 12:59:59 AM

Subject:
CN="TMRG, Inc.", OU=SECURE APPLICATION DEVELOPMENT, O="TMRG, Inc.", L=Reston, S=Virginia, C=US

Issuer:
CN=Thawte Code Signing CA, O=Thawte Consulting (Pty) Ltd., C=ZA

Serial number:
02491544000D8C9D63F061B1EBAE8466

File PE Metadata
Compilation timestamp:
6/10/2009 10:30:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
6144:mS8WXivXWk0qeOhmwPrYohOR9QUrIxX/FVqc7gv7R0rpKo85/kE:mM6XFpLh1Pr9hOR9QcIxX/fqc7gvKrsL

Entry address:
0x34108

Entry point:
6A, 60, 68, 80, 8C, 44, 00, E8, 20, 2B, 00, 00, BF, 94, 00, 00, 00, 8B, C7, E8, E0, DF, FF, FF, 89, 65, E8, 8B, F4, 89, 3E, 56, FF, 15, EC, 40, 44, 00, 8B, 4E, 10, 89, 0D, AC, 92, 45, 00, 8B, 46, 04, A3, B8, 92, 45, 00, 8B, 56, 08, 89, 15, BC, 92, 45, 00, 8B, 76, 0C, 81, E6, FF, 7F, 00, 00, 89, 35, B0, 92, 45, 00, 83, F9, 02, 74, 0C, 81, CE, 00, 80, 00, 00, 89, 35, B0, 92, 45, 00, C1, E0, 08, 03, C2, A3, B4, 92, 45, 00, 33, F6, 56, 8B, 3D, D0, 41, 44, 00, FF, D7, 66, 81, 38, 4D, 5A, 75, 1F, 8B, 48, 3C, 03...
 
[+]

Developed / compiled with:
Microsoft Visual C++ v7.0

Code size:
268 KB (274,432 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP SSL):
Connects to post.securestudies.com  (165.193.78.234:443)

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