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yandex.exe

Yandex Installer

YANDEX LLC

The application yandex.exe by YANDEX has been detected as a potentially unwanted program by 3 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. The file has been seen being downloaded from www.melinfo.ru and multiple other hosts.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
46.0.2490.6151

MD5:
94545989673f49059c0aa333914e936f

SHA-1:
1dc83ca696af38e2d4b8620127d577600ccdc137

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
5/16/2024 9:31:49 AM UTC  (today)

Scan engine
Detection
Engine version

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.Yandex (L)
16.12.9.3

Rising Antivirus
PE:Malware.Generic(Thunder)!1.A1C4 [F]
23.00.65.151213

File size:
54.8 MB (57,467,344 bytes)

Product version:
46.0.2490.6151

Copyright:
Copyright © 2012-2015 YANDEX LLC. All Rights Reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Application data\opera\opera\temporary_downloads\yandex.exe

Digital Signature
Signed by:
YANDEX LLC

Authority:
VeriSign, Inc.

Valid from:
1/15/2013 4:00:00 AM

Valid to:
1/16/2016 3:59:59 AM

Subject:
CN=YANDEX LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=YANDEX LLC, L=Moscow, S=Moscow, C=RU

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
3667E158B524C8FFBFE538172786F1E2

File PE Metadata
Compilation timestamp:
12/1/2015 4:52:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
786432:BtaeArOuBOGRJS5Fyjn5P9zvFq7UD8ya0bBbcYC/LpR6kRPBNNC5PwJ/+xgPU+Zv:BEegBOGRJ4+1vE72BYY6R6kRbMA/+i/

Entry address:
0x219E3

Entry point:
E8, 6B, D9, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 83, EC, 10, 83, 7D, 10, 00, 0F, 84, 9B, 00, 00, 00, 53, 56, 57, FF, 75, 14, 8D, 4D, F0, E8, CD, DC, FF, FF, 8B, 7D, 08, BE, FF, FF, FF, 7F, 85, FF, 74, 0E, 8B, 5D, 0C, 85, DB, 74, 07, 8B, 4D, 10, 3B, CE, 76, 12, E8, 81, 1F, 00, 00, C7, 00, 16, 00, 00, 00, E8, 94, D2, FF, FF, EB, 4D, 8B, 45, F0, 83, B8, A8, 00, 00, 00, 00, 75, 0F, 51, 53, 57, E8, 95, DA, 00, 00, 83, C4, 0C, 8B, F0, EB, 32, 2B, FB, 0F, B6, 04, 1F, 8D, 4D, F0, 51, 50, E8, BF, DE, FF, FF, 8D...
 
[+]

Code size:
232 KB (237,568 bytes)

The file yandex.exe has been seen being distributed by the following 2 URLs.

http://www.melinfo.ru/ext.php?site=http://cache-novosibmgf01.cdn.yandex.net/download.cdn.yandex.net/browser/yandex/.../Yandex.exe&id=333

http://cache-default05g.cdn.yandex.net/download.cdn.yandex.net/browser/yandex/.../Yandex.exe

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