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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-kiev01.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
50.0.2661.8153

MD5:
61c6ed733e439b3cc5f2bd91b6b21a78

SHA-1:
4f411b2d477d70974b6a98e4ec92acd3e43c421e

SHA-256:
f9ace770bc58f2f1737812660007d026dea3c34de2ce96bc8e08f0563c432913

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 8:23:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.2.1.20

File size:
494.8 KB (506,688 bytes)

Product version:
50.0.2661.8153

Copyright:
Copyright © 2012-2016 YANDEX LLC. All Rights Reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\yandex.exe

Digital Signature
Signed by:
YANDEX LLC

Authority:
GlobalSign nv-sa

Valid from:
9/25/2015 1:44:52 PM

Valid to:
9/25/2017 1:44:52 PM

Subject:
E=pki@yandex-team.ru, CN=YANDEX LLC, O=YANDEX LLC, L=Moscow, S=Moscow, C=RU

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11210FF6462B63D55AFBAA81F9C734A7AA94

File PE Metadata
Compilation timestamp:
5/30/2016 9:53:56 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x2526F

Entry point:
E8, AD, C8, 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, 1C, DE, 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, 85, 1F, 00, 00, C7, 00, 16, 00, 00, 00, E8, 23, D4, FF, FF, EB, 4D, 8B, 45, F0, 83, B8, A8, 00, 00, 00, 00, 75, 0F, 51, 53, 57, E8, D9, C9, 00, 00, 83, C4, 0C, 8B, F0, EB, 32, 2B, FB, 0F, B6, 04, 1F, 8D, 4D, F0, 51, 50, E8, BD, DF, FF, FF, 8D...
 
[+]

Code size:
247.5 KB (253,440 bytes)

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

TCP (HTTP):
Connects to cdn.yandex.net  (5.45.205.231:80)

TCP (HTTP):
Connects to clck.yandex.ru  (93.158.134.14:80)

TCP (HTTP):
Connects to cache-kiev11.cdn.yandex.net  (141.8.174.93:80)

TCP (HTTP):
Connects to cache-kiev08.cdn.yandex.net  (141.8.174.113:80)

TCP (HTTP):
Connects to cache-kiev01.cdn.yandex.net  (141.8.174.96:80)

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