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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. While running, it connects to the Internet address oss-ad-iad.securestudies.com on port 80 using the HTTP protocol.
Publisher:
TMRG, Inc.  (signed by TMRG Inc.)

Product:
Relevant-Knowledge

Version:
1.3.337.388 (Build 337.388)

MD5:
70ce790c2ed68d65bd52120349dd0483

SHA-1:
59ddbfd0e853bb6b0f0407717bbf97b726ac4610

SHA-256:
25052fe35984a0b0365ff60c8b1c1ea9339e5d760257d33ce6c9a9429c056572

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:
12/23/2024 11:38:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TMRG (M)
16.10.14.1

File size:
3.6 MB (3,723,168 bytes)

Product version:
1.3.337.388 (Build 337.388)

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:
TMRG Inc.

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:
9/23/2016 11:39:39 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:Iarv50ynuw1+siefttL3htDYaXeGp6eZv1jsFRGAIOPo3Azbm2xF:4w1+siefttL33LoRtjzSaF

Entry address:
0x242A1B

Entry point:
E8, ED, 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, 97, 2A, 64, 00, 6A, 00, FF, 75, 0C, FF, 75, F8, FF, 75, 08, E8, AD, 0D, 04, 00, 8B, 45, 0C, 8B...
 
[+]

Entropy:
6.6123

Code size:
2.7 MB (2,805,760 bytes)

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

TCP (HTTP):
Connects to wwwc.ri8.securestudies.com  (4.16.75.40:80)

TCP (HTTP):
Connects to ocsp.comodoca.com  (178.255.83.1:80)

TCP (HTTP):
Connects to wwwc.ria.securestudies.com  (184.80.40.40:80)

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

TCP (HTTP):
Connects to wwwc.ia2.securestudies.com  (66.119.34.42:80)

TCP (HTTP):
Connects to wwwc.ia8.securestudies.com  (205.218.48.168:80)

TCP (HTTP):
Connects to wwwc.ri5.securestudies.com  (4.16.74.200:80)

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

TCP (HTTP):
Connects to post.securestudies.com  (165.193.78.234:80)

TCP (HTTP):
Connects to wwwc.ri4.securestudies.com  (4.16.74.168:80)

TCP (HTTP):
Connects to wwwc.ri3.securestudies.com  (4.16.74.136:80)

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

TCP (HTTP):
Connects to wwwc.ri2.securestudies.com  (4.16.74.104:80)

TCP (HTTP):
Connects to wwwc.iaa.securestudies.com  (205.217.169.104:80)

TCP (HTTP):
Connects to wwwc.ia9.securestudies.com  (205.218.48.200:80)

TCP (HTTP):
Connects to wwwc.ia6.securestudies.com  (205.217.167.8:80)

TCP (HTTP):
Connects to wwwc.ia5.securestudies.com  (165.193.93.104:80)

TCP (HTTP):
Connects to wwwc.ia4.securestudies.com  (66.119.33.170:80)

TCP (HTTP):
Connects to static.vnpt.vn  (123.30.238.29:80)

TCP (HTTP SSL):
Connects to server-52-85-151-29.hkg51.r.cloudfront.net  (52.85.151.29:443)

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