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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 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. While running, it connects to the Internet address cache-minsk02.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
40.0.2214.3645

MD5:
3be8593130fb46a3f2e41ddc34c54b1c

SHA-1:
5e112e35963cdc9cbcb484c37cd06f5ef676402c

SHA-256:
877a78662c3bd0b913002fe37f967a70080a8e8ee7bbc217fb82e5b086c14743

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/21/2024 6:16:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.2.12.18

File size:
2.1 MB (2,174,928 bytes)

Product version:
40.0.2214.3645

Copyright:
Copyright © 2012-2014 YANDEX LLC. All Rights Reserved.

File type:
Executable application (Win32 EXE)

Digital Signature
Signed by:
YANDEX LLC

Authority:
VeriSign, Inc.

Valid from:
1/15/2013 3:00:00 AM

Valid to:
1/16/2016 2:59:59 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:
3/1/2015 2:25:50 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x14723C

Entry point:
E8, 03, 15, 01, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 53, 8B, 5D, 10, 8B, C3, 56, 83, E8, 00, 0F, 84, DD, 16, 00, 00, 48, 0F, 84, C5, 16, 00, 00, 48, 0F, 84, 8F, 16, 00, 00, 48, 0F, 84, 3E, 16, 00, 00, 8B, 55, 0C, 48, 0F, 84, AC, 15, 00, 00, 8B, 75, 08, 57, 83, FB, 20, 0F, 82, A1, 04, 00, 00, 8B, 06, 3B, 02, 0F, 84, 80, 00, 00, 00, 0F, B6, F8, 0F, B6, 02, 2B, F8, 74, 16, 33, C9, 85, FF, 0F, 9F, C1, 8D, 0C, 4D, FF, FF, FF, FF, 85, C9, 0F, 85, 9B, 08, 00, 00, 0F, B6, 7E, 01, 0F, B6, 42, 01, 2B, F8, 74, 16, 33...
 
[+]

Code size:
1.4 MB (1,481,728 bytes)

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

TCP (HTTP):
Connects to cdn.yandex.net  (5.45.205.233:80)

TCP (HTTP):
Connects to cache-minsk02.cdn.yandex.net  (5.45.208.16:80)

TCP (HTTP):
Connects to cache-minsk01.cdn.yandex.net  (5.45.208.6:80)

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