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yandex.exe

Yandex

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. While running, it connects to the Internet address cache-ams02.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex

Version:
17.1.0.2034

MD5:
f2a9894b1339491463333ff78fbb1017

SHA-1:
21aec1469d9f941e76571742b9475b0ce6e3d7f7

SHA-256:
30fce858b76a9cdf74f6d1880c43d964f00519cbdab0408df5786accf976d543

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 1:34:47 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.2.7.20

File size:
573 KB (586,744 bytes)

Product version:
17.1.0.2034

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

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
YANDEX LLC

Authority:
GlobalSign nv-sa

Valid from:
9/25/2015 12:44:52 PM

Valid to:
9/25/2017 12:44:52 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:
1/12/2017 3:14:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x2E2E5

Entry point:
E8, BD, 08, 00, 00, E9, 8E, FE, FF, FF, CC, B9, 01, 00, 00, 00, F2, 0F, 10, 2D, 08, BA, 45, 00, EB, 1C, B9, 02, 00, 00, 00, F2, 0F, 10, 2D, 10, BA, 45, 00, EB, 0D, B9, 03, 00, 00, 00, F2, 0F, 10, 2D, 08, BA, 45, 00, 66, 0F, 7E, C0, 25, FF, FF, FF, 7F, 3D, 00, 00, 80, 7F, 0F, 83, 4C, 01, 00, 00, F3, 0F, 5A, C0, 83, F9, 02, 75, 18, F2, 0F, 10, 15, 28, BA, 45, 00, 66, 0F, 2F, C2, 76, 0A, BA, 10, 00, 00, 00, E8, 3D, 01, 00, 00, 66, 0F, 2F, C5, 0F, 83, 21, 01, 00, 00, F2, 0F, 10, 35, 00, BA, 45, 00, 66, 0F, 2F...
 
[+]

Entropy:
6.8308

Code size:
329 KB (336,896 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 cache-ams05.cdn.yandex.net  (5.45.247.13:80)

TCP (HTTP):
Connects to cache-ams01.cdn.yandex.net  (5.45.247.9:80)

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

TCP (HTTP):
Connects to cache-ams06.cdn.yandex.net  (5.45.247.14:80)

TCP (HTTP):
Connects to cache-ams02.cdn.yandex.net  (5.45.247.10:80)

TCP (HTTP SSL):
Connects to api.browser.yandex.ru  (87.250.251.82:443)

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