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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-ams03.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
16.9.1.1192

MD5:
2b064f455c8116b2e96efe8d2edb039f

SHA-1:
47bb486e7195fa86e6f735374b7fcd7da3c51c5d

SHA-256:
fbe067a20f5f2994de085e60ed6eb0e86aa250d32aa046961012354204fe7d96

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/21/2024 6:20:46 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.2.12.6

File size:
570 KB (583,672 bytes)

Product version:
16.9.1.1192

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 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:
9/20/2016 6:16:12 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x2C30F

Entry point:
E8, 69, 09, 00, 00, E9, 80, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, B9, 01, 00, 00, 00, F2, 0F, 10, 2D, 38, 56, 45, 00, EB, 1C, B9, 02, 00, 00, 00, F2, 0F, 10, 2D, 40, 56, 45, 00, EB, 0D, B9, 03, 00, 00, 00, F2, 0F, 10, 2D, 38, 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, 58, 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, 30...
 
[+]

Code size:
319 KB (326,656 bytes)

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

TCP (HTTP):
Connects to clck.yandex.ru  (87.250.251.14:80)

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

TCP (HTTP):
Connects to cache-ams03.cdn.yandex.net  (5.45.247.11:80)

TCP (HTTP SSL):
Connects to api.browser.yandex.ru  (93.158.134.82:443)

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