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GuardMailRu.exe

GuardMailRu Module

LLC Mail.Ru

The application GuardMailRu.exe by LLC Mail.Ru has been detected as a potentially unwanted program by 12 anti-malware scanners. While running, it connects to the Internet address vrrp-hoe.p.mail.ru on port 80 using the HTTP protocol.
Publisher:
LLC Mail.Ru  (signed and verified)

Product:
GuardMailRu Module

Version:
1, 0, 10, 840

MD5:
87907cc0d00f5ea38976a0b24e5483ca

SHA-1:
5b27791ac85b7331830badeb30e528190c648189

SHA-256:
8b36b87ccd340aa209a37fc878aed44674a6d11090ea20378421c492acedcaf1

Scanner detections:
12 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 11:18:03 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

avast!
Win32:BrowserTakeover-A [PUP]
2014.9-141107

AVG
MalSign.Generic
2015.0.3297

Baidu Antivirus
Trojan.Win32.RuMail
4.0.3.14117

Bkav FE
W32.Clodc0a.Trojan
1.3.0.4613

Comodo Security
Application.Win32.RuMail.pwhe
17604

Dr.Web
Adware.Downware.533
9.0.1.0311

McAfee
Artemis!E3169A1E78E0
5600.6953

Reason Heuristics
PUP.Optional.MailRu.L
14.11.7.13

Rising Antivirus
PE:Trojan.RuMail!1.6574
23.00.65.141105

Sophos
RsMall
4.96

Trend Micro House Call
TROJ_GEN.F47V1102
7.2.311

XVirus List
Win.Detected
2.3.31

File size:
3.8 MB (3,937,000 bytes)

Product version:
1, 0, 10, 840

Copyright:
Copyright 2010

Original file name:
GuardMailRu.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\mail.ru\guard\guardmailru.exe

Digital Signature
Signed by:
LLC Mail.Ru

Authority:
Thawte, Inc.

Valid from:
8/19/2014 3:00:00 AM

Valid to:
8/13/2016 2:59:59 AM

Subject:
CN=LLC Mail.Ru, O=LLC Mail.Ru, L=Moscow, S=Moscow, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
3C484F9655CF5CDDA51678E773A55BF3

File PE Metadata
Compilation timestamp:
11/6/2014 4:12:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:BvncZuLl/cZCs5U4JrR8d/DyyKOPB1qFbgWU0CGpPtMdnl4:qQl/aRR8d/DyyTJ244

Entry address:
0x1E577C

Entry point:
E8, 75, 12, 01, 00, E9, 7F, FE, FF, FF, E9, 80, 02, 00, 00, 6A, 0C, 68, C0, 41, 75, 00, E8, E9, 13, 01, 00, 83, 65, E4, 00, 8B, 5D, 0C, 8B, C3, 8B, 7D, 10, 0F, AF, C7, 8B, 75, 08, 03, F0, 89, 75, 08, 83, 65, FC, 00, 4F, 89, 7D, 10, 78, 0C, 2B, F3, 89, 75, 08, 8B, CE, FF, 55, 14, EB, EE, 33, C0, 40, 89, 45, E4, C7, 45, FC, FE, FF, FF, FF, E8, 14, 00, 00, 00, E8, EA, 13, 01, 00, C2, 10, 00, 8B, 7D, 10, 8B, 5D, 0C, 8B, 75, 08, 8B, 45, E4, 85, C0, 75, 0B, FF, 75, 14, 57, 53, 56, E8, 01, 00, 00, 00, C3, 6A, 14...
 
[+]

Code size:
2.8 MB (2,919,936 bytes)

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

TCP (HTTP):
Connects to kojura.mail.ru  (217.69.133.27:80)

TCP (HTTP):
Connects to vrrp-hoe.p.mail.ru  (217.69.134.55:80)

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