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Yandex.exe

Yandex Installer

YANDEX LLC

The application Yandex.exe 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, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from cache-ams03.cdn.yandex.net.
Publisher:
YANDEX LLC

Product:
Yandex Installer

Version:
49.0.2623.7918

MD5:
25990091fd382f10e523a00ab6b70449

SHA-1:
d270b9200fa9cc41728f630582ca447af5566f60

SHA-256:
bf96eeb642b0b1f3f1a679b57f2a651d62dffb798c3136207d0829e03ec59073

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
1/13/2025 5:09:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex (L)
16.8.3.13

File size:
722.1 KB (739,448 bytes)

Product version:
49.0.2623.7918

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

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\yandex.exe

File PE Metadata
Compilation timestamp:
4/18/2016 3:45:17 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:RVKQuK6ixEZIWK3DNeVnF2hKPCfiCXUjsg4a9AfpcQAN/n+/1:RVuli4vrIKUXUj0dBcxs

Entry address:
0x21845

Entry point:
60, 0F, A5, CB, 68, 17, DB, 5D, 00, 0F, C0, E6, 8B, DB, 03, F8, 0F, BA, FE, 02, 1C, 27, 0F, BA, FF, EB, 0F, BA, E6, D7, 89, F8, 0F, BF, E8, B7, 7B, 69, FB, CB, D5, 52, 81, B9, BA, B1, 0E, 40, 80, F4, 2B, E8, 46, 00, 00, 00, 6B, C0, 00, C7, C2, 1A, 96, 31, DC, 0F, C1, FF, 0F, BA, E7, BA, F6, D7, 0F, AF, F9, 80, F7, 32, 05, 03, FF, FF, FF, 69, C8, 38, C0, 19, 8C, FE, CE, 05, FE, 00, 00, 00, 8D, 3D, EA, 04, 08, 72, 89, D3, 0F, BD, F9, F7, C7, 8F, 03, 27, BA, 3D, F4, 01, 00, 00, 0F, 8C, BD, FF, FF, FF, 5D, 3B...
 
[+]

Code size:
226.5 KB (231,936 bytes)

The file Yandex.exe has been seen being distributed by the following URL.

https://cache-ams03.cdn.yandex.net/download.cdn.yandex.net/browser/switch-browser-tr/tr/.../Yandex.exe

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