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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 wwwc.ri8.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:
e3b8854f4f56fd91caaac9b2c496e778

SHA-1:
2a1b8c7d26838f6bc6678b87f54cd8d0ca649180

SHA-256:
d3a978ab26d678a58ab077bad17394b41fda94a56831dabf79d5b98e9fd94379

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 7:28:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TMRG (M)
16.10.13.23

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:varv7wyn2w1+siefttL3ttH4a9u6Bg4ZvPjUFTGGIOPo3Azbm2xu:7w1+siefttL3rfQTHjzSau

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 hawk-iad.securestudies.com  (165.193.78.186:80)

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

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

TCP (HTTP):
Connects to relevantknowledge.com  (165.193.78.245:80)

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

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

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

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

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

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

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  (113.171.234.51:80)

TCP (HTTP):
Connects to server-54-239-132-248.sfo9.r.cloudfront.net  (54.239.132.248:80)

TCP (HTTP):
Connects to server-54-192-159-244.sin3.r.cloudfront.net  (54.192.159.244:80)

TCP (HTTP SSL):
Connects to ec2-52-24-242-14.us-west-2.compute.amazonaws.com  (52.24.242.14:443)

TCP (HTTP):
Connects to coccoc.com  (123.30.175.50:80)

TCP (HTTP):
Connects to a184-51-15-175.deploy.static.akamaitechnologies.com  (184.51.15.175:80)

TCP (HTTP):
Connects to 125.234.51.25.hcm.viettel.vn  (125.234.51.25:80)

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

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