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. This is a setup and installation application and has been known to bundle potentially unwanted software. The file has been seen being downloaded from cache-default03f.cdn.yandex.net.
Publisher:
Microsoft Corporation  (signed by YANDEX LLC)

Product:
Windows Installer XML

Description:
Software Installer

Version:
3.0.5419.0

MD5:
25d9769884685dd77c4e572870afb6e0

SHA-1:
454add5a06bbbe40a6259979c2234166c4ce7b61

SHA-256:
807fa4e867a6f16cc9e7ed8393b22205e55365b3dec9877aaa6b897092b41aa8

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 2:53:03 PM UTC  (today)

Scan engine
Detection
Engine version

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

File size:
3.1 MB (3,245,920 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)

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

Digital Signature
Signed by:

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:
8/29/2014 11:39:13 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
98304:GMBHtlWMFF38ycn9QYoIGiN/VwpHDnPU7jYsrLPNhn0IqH:TFnWMFCys9QYY6WHzs7j1rLVhn09

Entry address:
0x31A32

Entry point:
E8, 10, 71, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, B8, FF, FF, 00, 00, 83, EC, 14, 66, 39, 45, 08, 0F, 84, 9B, 00, 00, 00, 56, FF, 75, 0C, 8D, 4D, EC, E8, E5, F5, FF, FF, 8B, 75, EC, 8B, 86, A8, 00, 00, 00, 85, C0, 75, 18, 8B, 4D, 08, 8D, 41, BF, 66, 83, F8, 19, 77, 04, 66, 83, C1, 20, 0F, B7, C1, 0F, B7, C0, EB, 1F, BA, 00, 01, 00, 00, 6A, 01, 66, 39, 55, 08, 73, 2A, FF, 75, 08, E8, 87, 75, 00, 00, 59, 59, 85, C0, 75, 09, 0F, B7, 45, 08, 0F, B7, C0, EB, 0E, 0F, B7, 4D, 08, 8B, 86, 94, 00, 00, 00, 0F, B6...
 
[+]

Code size:
244.5 KB (250,368 bytes)

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

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