rlvknlg.exe

Relevant-Knowledge

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 rlvknlg.exe by TMRG has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
TMRG, Inc.  (signed by TMRG Inc.)

Product:
Relevant-Knowledge

Version:
1.3.337.392 (Build 337.392)

MD5:
7ae4c2f5a6e2a2407860d55df5ab0ecc

SHA-1:
df6b7201efee749ac704ff02483274d111f56edd

SHA-256:
984ccd9696e22343ec54f3cdaecc6ccbeef3d5d506123e0002c7128d0ff51bc0

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.

Analysis date:
1/20/2017 7:01:54 AM UTC  (ten months ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TMRG (M)
17.1.20.2

File size:
3.6 MB (3,740,576 bytes)

Product version:
1.3.337.392 (Build 337.392)

Copyright:
Copyright © 2001-2004

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
1/18/2016 2:00:00 AM

Valid to:
2/17/2018 1:59:59 AM

Subject:
CN=TMRG Inc., O=TMRG Inc., L=Reston, S=Virginia, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
7E36C4BE2CEB69DF7BCEDB3B868E9EF9

File PE Metadata
Compilation timestamp:
12/28/2016 10:24:02 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x245F0C

Entry point:
E8, DC, 53, 01, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63, FC, FF, E0, 5B, C9, C2, 08, 00, 58, 59, 87, 04, 24, FF, E0, 58, 59, 87, 04, 24, FF, E0, 58, 59, 87, 04, 24, FF, E0, 8B, FF, 55, 8B, EC, 51, 51, 53, 56, 57, 64, 8B, 35, 00, 00, 00, 00, 89, 75, FC, C7, 45, F8, 88, 5F, 64, 00, 6A, 00, FF, 75, 0C, FF, 75, F8, FF, 75, 08, E8, 9C, 0D, 04, 00, 8B, 45, 0C, 8B...
 
[+]

Entropy:
6.6132

Code size:
2.7 MB (2,820,096 bytes)

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

TCP (HTTP):
Connects to oss-ad-iad.securestudies.com  (165.193.78.187:80)

TCP (HTTP):
Connects to wwwc.ri7.securestudies.com  (4.16.75.8:80)

TCP (HTTP):
Connects to yandex.ru  (77.88.55.60:80)

TCP (HTTP):
Connects to wwwc.ia3.securestudies.com  (66.119.33.138:80)

TCP (HTTP):
Connects to www.my.mail.ru  (94.100.180.39:80)

TCP (HTTP SSL):
Connects to target2-1.sfa27.smi2.net  (148.251.13.189:443)

TCP (HTTP SSL):
Connects to target1-1.sfa18.smi2.net  (144.76.20.141:443)

TCP (HTTP SSL):
Connects to sync.1dmp.io  (136.243.6.169:443)

TCP (HTTP SSL):
Connects to static.79.249.243.136.clients.your-server.de  (136.243.249.79:443)

TCP (HTTP SSL):
Connects to nova.rambler.ru  (81.19.82.29:443)

TCP (HTTP):
Connects to mail.ru  (94.100.180.202:80)

TCP (HTTP):
Connects to lon3-weblb-wg6.lon3.spotify.com  (194.132.196.228:80)

TCP (HTTP):
Connects to ip5.23.odnoklassniki.ru  (5.61.23.5:80)

TCP (HTTP SSL):
Connects to front.resize.rambler.ru  (81.19.83.1:443)

TCP (HTTP SSL):
Connects to front.rchannel.rambler.ru  (81.19.82.18:443)

TCP (HTTP SSL):
Connects to front.bnet.rambler.ru  (81.19.77.13:443)

TCP (HTTP):
Connects to ec2-52-21-170-42.compute-1.amazonaws.com  (52.21.170.42:80)

TCP (HTTP):
Connects to cdn-117-121-249-253.sin.llnw.net  (117.121.249.253:80)

TCP (HTTP):

TCP (HTTP SSL):
Connects to a104-74-179-26.deploy.static.akamaitechnologies.com  (104.74.179.26:443)

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