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yandex.exe.opdownload

Yandex Installer

YANDEX LLC

The file yandex.exe.opdownload 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. The file has been seen being downloaded from cache-ams03.cdn.yandex.net.
Publisher:
YANDEX LLC  (signed and verified)

Product:
Yandex Installer

Version:
50.0.2661.8153

MD5:
f57c5d9e6c6effec3e05bbee0227204c

SHA-1:
db2ac802e085c3b3a11dd64c93df38b1c4a26f5b

SHA-256:
7314aa1aa9741a222d3073769cd3a4f125ad5fab6e66b8e53579300f961af910

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/23/2024 2:34:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex.Installer.Meta (L)
16.6.27.5

File size:
80.9 MB (84,833,600 bytes)

Product version:
50.0.2661.8153

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

Language:
English (United States)

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

Digital Signature
Signed by:
YANDEX LLC

Authority:
GlobalSign nv-sa

Valid from:
9/25/2015 3:44:52 AM

Valid to:
9/25/2017 3:44:52 AM

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:
5/30/2016 11:54:16 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
1572864:Q+WHdkcdkD2r5DIfHu6MyLceFfaw2gUYKOSSX5szrAU6DU0XTfc9:W9DG2ifH3Mygcfn2sSw51nTfc

Entry address:
0x2533F

Entry point:
E8, AD, C8, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 83, EC, 10, 83, 7D, 10, 00, 0F, 84, 9B, 00, 00, 00, 53, 56, 57, FF, 75, 14, 8D, 4D, F0, E8, 1C, DE, FF, FF, 8B, 7D, 08, BE, FF, FF, FF, 7F, 85, FF, 74, 0E, 8B, 5D, 0C, 85, DB, 74, 07, 8B, 4D, 10, 3B, CE, 76, 12, E8, 85, 1F, 00, 00, C7, 00, 16, 00, 00, 00, E8, 23, D4, FF, FF, EB, 4D, 8B, 45, F0, 83, B8, A8, 00, 00, 00, 00, 75, 0F, 51, 53, 57, E8, D9, C9, 00, 00, 83, C4, 0C, 8B, F0, EB, 32, 2B, FB, 0F, B6, 04, 1F, 8D, 4D, F0, 51, 50, E8, BD, DF, FF, FF, 8D...
 
[+]

Entropy:
7.9982  (probably packed)

Code size:
247.5 KB (253,440 bytes)

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

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

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