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rt-update.exe

The application rt-update.exe has been detected as a potentially unwanted program by 18 anti-malware scanners. Additionally, the file is typically installed by a number of programs including Rockettab by Rich River Media, LLC and “RocketTab” by Adknowledge, both potentially unwanted software. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from d1vcfkttd7h7ym.cloudfront.net.
MD5:
8c55a553b9dbef325ba1667826a9521b

SHA-1:
c071a6a650eb261901c9387d44c986d51957737f

SHA-256:
f474aca026b025e6c88cecc688d0758ff7aebce5b3e73051de575f92d4ee60c8

Scanner detections:
18 / 68

Status:
Potentially unwanted

Analysis date:
5/6/2024 8:46:11 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.IBryte
2015.03.20

Avira AntiVirus
ADWARE/iBryte.Gen
7.11.218.152

avast!
Win32:IBryte-JR [PUP]
2014.9-150319

AVG
Potentially harmful program Downloader
2016.0.3165

Baidu Antivirus
Adware.Win32.iBryte
4.0.3.15319

Clam AntiVirus
Win.Adware.Ibryte-8450
0.98/20462

Fortinet FortiGate
Adware/IBryte
3/19/2015

F-Prot
W32/S-8778616f
v6.4.7.1.166

G Data
Win32.Adware.Ibryte.AI
15.3.25

K7 AntiVirus
Adware
13.203.15915

Kaspersky
not-a-virus:AdWare.Win32.iBryte
14.0.0.2320

MicroWorld eScan
Gen:Variant.Adware.iBryte.10
16.0.0.234

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Sophos
Generic PUA MA
4.98

Trend Micro House Call
TROJ_GEN.R047H06CI15
7.2.78

Vba32 AntiVirus
AdWare.iBryte
3.12.26.4

VIPRE Antivirus
Trojan.Win32.Generic
38586

Zillya! Antivirus
Adware.iBryte.Win32.7875
2.0.0.2177

File size:
6.5 MB (6,850,560 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\rt-update.exe

File PE Metadata
Compilation timestamp:
3/3/2015 12:34:07 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:+nME9Fa5E9VCAL2kNYxMeCheuh7PffpwB3SA+QcckjWfoc90:+bTa5+VckGx5udPfRoCpjWfoQ

Entry address:
0x99ED

Entry point:
E8, FB, 31, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, 5C, 93, A7, 00, FF, 15, 58, 50, 42, 00, 85, C0, 75, 18, 56, E8, 2A, 16, 00, 00, 8B, F0, FF, 15, 54, 50, 42, 00, 50, E8, DA, 15, 00, 00, 59, 89, 06, 5E, 5D, C3, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, A8, 88, A7, 00, 89, 0D, A4, 88, A7, 00, 89, 15, A0, 88, A7, 00, 89, 1D, 9C, 88, A7, 00, 89, 35, 98, 88, A7, 00, 89, 3D, 94, 88, A7, 00, 66, 8C, 15, C0, 88, A7, 00, 66, 8C, 0D, B4, 88, A7, 00...
 
[+]

Entropy:
7.5104

Code size:
143.5 KB (146,944 bytes)

The file rt-update.exe has been discovered within the following programs.

“RocketTab”  by Adknowledge
RocketTab is a web browser extension that injects display advertising in the user's browser. Ads are displayed in the form of banners and contextual text-links and are both injected in white space areas of the HTML page or over existing ads of the underlying web site.
85% remove it
Rockettab  by Rich River Media, LLC
RocketTab is an adware program that injects advertising in the user's web browser by creating a local proxy server and routing all Internet traffic through that proxy. By re-routing traffic the service will be able to include various ads in the HTML of the displaying web page.
rockettab.com
88% remove it
RocketTab:  by Adknowledge, Inc.
RocketTab is an advertising supported browser extension also known as adware and is designed to deliver ads to the user's Internet browser as banners, context text-links and transitionals ads. The injected ads are not affiliated with the underlying website on which they appear.
www.adknowledge.com
87% remove it
 
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The file rt-update.exe has been seen being distributed by the following URL.

http://d1vcfkttd7h7ym.cloudfront.net/.../rt-installer.exe

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

TCP (HTTP):
Connects to ec2-54-235-170-110.compute-1.amazonaws.com  (54.235.170.110:80)

TCP (HTTP):
Connects to ec2-54-221-254-214.compute-1.amazonaws.com  (54.221.254.214:80)

TCP (HTTP):
Connects to ec2-23-21-48-109.compute-1.amazonaws.com  (23.21.48.109:80)

TCP (HTTP):
Connects to server-54-230-216-95.mrs50.r.cloudfront.net  (54.230.216.95:80)

TCP (HTTP):
Connects to server-54-230-216-5.mrs50.r.cloudfront.net  (54.230.216.5:80)

TCP (HTTP):
Connects to server-52-85-133-103.iad53.r.cloudfront.net  (52.85.133.103:80)

TCP (HTTP SSL):
Connects to lga15s44-in-f20.1e100.net  (74.125.226.84:443)

TCP (HTTP):
Connects to ec2-54-83-200-155.compute-1.amazonaws.com  (54.83.200.155:80)

TCP (HTTP):
Connects to ec2-54-225-124-194.compute-1.amazonaws.com  (54.225.124.194:80)

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