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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 setup and installation application and has been known to bundle potentially unwanted software. While running, it connects to the Internet address cache-kiev07.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
16.10.0.2564

MD5:
66954eee0aac6e467cf734ac86cd2f4b

SHA-1:
e2a8bb220df0e659bff6952a032585cf07a0e61b

SHA-256:
a6983b83c4eabbae2f91776d39718f5874c2a291fb0a5f6ebe9baa04965ca8d0

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 1:29:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.1.24.22

File size:
572.5 KB (586,232 bytes)

Product version:
16.10.0.2564

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:
10/21/2016 12:43:41 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x2C6FE

Entry point:
E8, 9A, 09, 00, 00, E9, 80, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, B9, 01, 00, 00, 00, F2, 0F, 10, 2D, 18, 56, 45, 00, EB, 1C, B9, 02, 00, 00, 00, F2, 0F, 10, 2D, 20, 56, 45, 00, EB, 0D, B9, 03, 00, 00, 00, F2, 0F, 10, 2D, 18, 56, 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, 38, 56, 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...
 
[+]

Code size:
320 KB (327,680 bytes)

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

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

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

TCP (HTTP):
Connects to cache-kiev07.cdn.yandex.net  (141.8.174.112:80)

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

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