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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-samaramgf03.cdn.yandex.net on port 80 using the HTTP protocol.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex

Version:
17.1.1.1004

MD5:
49cdf356d578214abcf45849fdfb6d47

SHA-1:
b6c32003b83c7819450845b35ec4706bd5b5e346

SHA-256:
b9eec9b1a8e4a8afef97c322debee5f56a44ef8e6f527ffb43fa78d6410522bc

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/27/2024 2:14:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
17.2.15.15

File size:
564 KB (577,528 bytes)

Product version:
17.1.1.1004

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 2:44:52 PM

Valid to:
9/25/2017 2:44:52 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:
2/3/2017 9:54:43 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x2BFD2

Entry point:
E8, F6, 05, 00, 00, E9, 8E, FE, FF, FF, 55, 8B, EC, FF, 75, 08, E8, E1, F8, FF, FF, 59, 5D, C3, 55, 8B, EC, F6, 45, 08, 01, 56, 8B, F1, C7, 06, 90, 35, 45, 00, 74, 0A, 6A, 0C, 56, E8, D8, FF, FF, FF, 59, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 6C, 80, 46, 00, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00...
 
[+]

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  (77.88.21.14:80)

TCP (HTTP):
Connects to cdn.yandex.net  (5.45.205.235:80)

TCP (HTTP):
Connects to cache-samaramgf03.cdn.yandex.net  (5.45.232.11:80)

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

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