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MailRuUpdater.exe

MailRuUpdater

LLC Mail.Ru

The application MailRuUpdater.exe by LLC Mail.Ru has been detected as a potentially unwanted program by 3 anti-malware scanners. This is a setup program which is used to install the application. The file has been seen being downloaded from mailruupdater.cdnmail.ru.
Publisher:
Mail.Ru  (signed by LLC Mail.Ru)

Product:
MailRuUpdater

Description:
Mail.Ru updater

Version:
1.24.0.246

MD5:
c5fee2d9c146599b2f6230e27a74df73

SHA-1:
1134c71ffe2f12908f2999d799dab63d6608aebe

SHA-256:
849ea987204ebd077d33139f16619f453ec3c071be5bdc4d9793501fee558584

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
6/26/2025 5:45:59 PM UTC  (today)

Scan engine
Detection
Engine version

Clam AntiVirus
Win.Adware.Browsefox-14038
0.98/21511

McAfee
Virus.W32/HLLP.41472
5600.6519

Reason Heuristics
Win32.Generic
16.1.15.15

File size:
5.8 MB (6,058,712 bytes)

Product version:
1.24.0.246

Copyright:
Copyright 2015

Original file name:
MailRuUpdater.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\mail.ru\mailruupdater.exe

Digital Signature
Signed by:
LLC Mail.Ru

Authority:
thawte, Inc.

Valid from:
8/6/2015 4:00:00 AM

Valid to:
10/5/2017 3:59:59 AM

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

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
2019877A933D8E2E71548EA4AB4827F1

File PE Metadata
Compilation timestamp:
1/14/2016 7:12:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:Ltd8oXM3laPfE6HfndBw+geDL/co9K4ae/yFoH9Hp8eI9v2lmf:zW4PfE6/ndBw+g0gZFCZWv2q

Entry address:
0x31999B

Entry point:
E8, 9A, A0, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 55, 8B, EC, 81, EC, 1C, 01, 00, 00, A1, 70, 95, 96, 00, 33, C5, 89, 45, FC, 8B, 4D, 08, 8B, 55, 0C, 89, 8D, 00, FF, FF, FF, 53, 8B, 5D, 14, 89, 9D, FC, FE, FF, FF, 56, 8B, 75, 10, 89, B5, 04, FF, FF, FF, 85, C9, 75, 24, 85, D2, 74, 20, E8, 7F, B6, FF, FF, C7, 00, 16, 00, 00, 00, E8, 30, 11, 01, 00, 5E, 5B, 8B, 4D, FC, 33, CD, E8, 2D, 86, FF, FF, 8B, E5, 5D, C3, 85, F6, 74, DC, 85, DB, 74, D8, 83, FA, 02, 0F, 82, D3, 02, 00...
 
[+]

Code size:
4.4 MB (4,663,808 bytes)

The file MailRuUpdater.exe has been seen being distributed by the following URL.

http://mailruupdater.cdnmail.ru/MailRuUpdater.exe

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