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yandexpacksetup.exe

Windows Installer XML

YANDEX LLC

While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The application yandexpacksetup.exe, “Software Installer” 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-default02h.cdn.yandex.net and multiple other hosts.
Publisher:
Microsoft Corporation  (signed by YANDEX LLC)

Product:
Windows Installer XML

Description:
Software Installer

Version:
3.0.5419.0

MD5:
5115e5ff0c0b208c979ec417defc7d81

SHA-1:
1da3f1d5bbb66a7761e829c533e4f595d3d21775

SHA-256:
7937928d2363db866de8ba9c3800efb688ea53cc13698d04da31c54d9840ebee

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 1:37:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yandex.Pack.Installer.Meta (L)
16.4.14.18

File size:
3.2 MB (3,347,296 bytes)

Product version:
3.0.5419.0

Copyright:
Copyright (c) Microsoft Corporation.  All rights reserved.

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\yandexpacksetup.exe

Digital Signature
Signed by:
YANDEX LLC

Authority:
GlobalSign nv-sa

Valid from:
9/25/2015 12:44:52 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:
3/4/2016 4:06:21 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
49152:81+owSDybCNoRf7GuifTksATlNU6CFq+wXoJ7kk2q4Te/ch:8ubNibksuZYQ

Entry address:
0x13A7E

Entry point:
E8, 33, BF, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 20, 53, 43, 00, E8, 3C, 48, 00, 00, E8, EB, 38, 00, 00, 0F, B7, F0, 6A, 02, E8, C6, BE, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 0A, 83, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.8184

Code size:
166 KB (169,984 bytes)

The file yandexpacksetup.exe has been seen being distributed by the following 50 URLs.

http://cache-default02h.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-novosibrt01.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-default06h.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default03e.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default02h.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default02e.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default01e.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default03g.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-ams05.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-novosibrt06.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev04.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default02d.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-ams02.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev01.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-kiev07.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-default06f.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-kiev03.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-khabrt01.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev09.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default03f.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default04d.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default04h.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev08.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev08.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default01f.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-kiev01.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-default04e.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-kiev06.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexSearch.exe

http://cache-default05e.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

http://cache-default03d.cdn.yandex.net/downloader.yandex.net/yandex-pack/.../YandexPackSetup.exe

Latest 30 of 51 download URLs

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