The YandexPackLoader exe (Setup Downloader) File Malware Analysis
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The YandexPackLoader.exe (Setup Downloader) File Analysis

Updated 1 year ago
Checked by Malware Check
YandexPackLoader.exe

Technical Analysis

File Name YandexPackLoader.exe
File Type
Win32 EXE
Magic Bytes PE32 executable (GUI) Intel 80386, for MS Windows
SSDEEP Hash
12288:vLgtTrX65XVeLnt1iIMfxcxlR7UYIpsS8BNzVAbX3kW8jqZNpL7kB:vLwrX0gsFJcx37B7qZT
Scanner Version 1.0.182.174
Database Version 2024-07-16 16:00:25 UTC
⚠

Suspicious File Detected

Detected by 11 security engines - requires caution

This file requires additional checking for potential threats. Based on suspicious indicators, we will soon add it to our virus database.
17%
Detection Rate
745,792
File Size (bytes)
11/64
Engines Detected
2024-07-16
Analysis Date

Scan Another File

File Identification

Hash Type Value Action
MD5
f93373c2f73dbb074a66584d184de84a
SHA1
b08b3daebf0a111e4645354580b09904176144ae
SHA256
5bbc5598b2d79f2c69e0fdd4ba72a3cb07e786d3a57951e3343eb34bf419204f
SHA512
bbf794aa20d0c16cce7e31459f08d30afc321f0762ccde93722f9ffa19199dcc1ab417bc4331c81d528bebb8ed1ea522070e299806ab53e87db0170959fdd32b
ImpHash
2b8eba2cd1a25d418431dffd9683aa80

Security Engines with Detections (11 of 64)

Bkav
W32.AIDetectMalware Malicious
K7AntiVirus
Adware ( 0057021e1 ) Malicious
K7GW
Adware ( 0057021e1 ) Malicious
Ikarus
PUA.Yandex Malicious
Webroot
W32.Adware.Gen Malicious
Antiy-AVL
GrayWare/Win32.Yandex Malicious
Gridinsoft
PUP.Win32.BundleInstaller.oa!s1 Malicious
Malwarebytes
PUP.Optional.BundleInstaller Malicious
Fortinet
Riskware/Yandex Malicious
DeepInstinct
MALICIOUS Malicious
CrowdStrike
win/grayware_confidence_70% (D) Malicious
53 engines reported no threats - Only engines with detections are shown above for clarity

PE Analysis

Basic Information

▼
Icon
Hash: 392ef86c821c190403abcba071d4d503
Fuzzy: 7084d568ef659e35f736e2ccc91a8711
dHash: 4d6d6545e1e14565
Image Base 0x00400000
Entry Point 0x0041b377
Compilation Time 2024-06-04 13:13:46
Checksum 0x000b751e (Actual: 0x000c32fb)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path C:\BuildAgent\work\4a73c29f3c4e6ac\downloader\Release\downloader.pdb
Digital Signature OK
Imports 13 libraries
Exports 0 functions
Resources 35 Resources
Sections 7 Sections

Version Information

▼
FileDescription Setup Downloader
FileVersion 0.1.0.6
InternalName download
LegalCopyright Copyright (C) 2021 Yandex LLC
OriginalFilename downloader.exe
ProductName Setup Downloader
ProductVersion 0.1.0.6
Translation 0x0419 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 254,124 bytes 254,464 bytes 6.64 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ AD714ABD6D9A7C55727FF0780B5E0A1A
.rdata 0x00040000 87,396 bytes 87,552 bytes 5.27 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B98CBBC1625156746282C3F955C5404A
.data 0x00056000 12,408 bytes 6,144 bytes 3.89 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE BD49BB51E09B144FC458E63C212F4BF9
.gfids 0x0005a000 652 bytes 1,024 bytes 2.73 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 053202AE059A410899F78FA63C4B66B8
.tls 0x0005b000 9 bytes 512 bytes 0.02 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 1F354D76203061BFDD5A53DAE48D5435
.rsrc 0x0005c000 366,648 bytes 367,104 bytes 5.87 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ DEBCA5FC79B4169CFA01A6E25E03FB34
.reloc 0x000b6000 14,556 bytes 14,848 bytes 6.57 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 4E08B4063FBD6AACDD6A31B7F01DC0C7
Entropy Analysis Alert

2 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

▼
Total Resources: 35 (364,617 bytes)
Resource Type Count Total Size Percentage
RT_ICON 5 24,082 bytes
6.6%
RT_DIALOG 1 266 bytes
0.1%
RT_FONTDIR 1 332 bytes
0.1%
RT_FONT 2 325,684 bytes
89.3%
RT_RCDATA 23 12,261 bytes
3.4%
RT_GROUP_ICON 1 76 bytes
0%
RT_VERSION 1 684 bytes
0.2%
RT_MANIFEST 1 1,232 bytes
0.3%

Certificate Chain Analysis

▼
Certificate Information
Product Setup Downloader
Description Setup Downloader
File Version 0.1.0.6
Original Name downloader.exe
Internal Name download
Copyright Copyright (C) 2021 Yandex LLC
Certificate Chain Summary
YANDEX LLC #1 Primary
Validity Period: 2024-03-20 14:23:35 → 2026-03-21 14:23:35
Signature Algorithm: sha256RSA
Serial Number: 6F 12 6C 9C C2 87 DE 45 8C E8 90 F6
GlobalSign GCC R45 EV CodeSigning CA 2020 #2 Chain
Validity Period: 2020-07-28 00:00:00 → 2030-07-28 00:00:00
Signature Algorithm: sha256RSA
Serial Number: 77 BD 0E 05 B7 59 0B B6 1D 47 61 53 1E 3F 75 ED
GlobalSign Code Signing Root R45 #3 Chain
Validity Period: 2020-03-18 00:00:00 → 2045-03-18 00:00:00
Signature Algorithm: sha384RSA
Serial Number: 76 53 FE AC 75 46 48 93 F5 E5 D7 4A 48 3A 4E F8
Sectigo RSA Time Stamping Signer #4 #4 Chain
Validity Period: 2023-05-03 00:00:00 → 2034-08-02 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 39 4C 25 E1 7C A0 6D 27 A8 65 E2 3B D9 1D 22 D4
Sectigo RSA Time Stamping CA #5 Chain
Validity Period: 2019-05-02 00:00:00 → 2038-01-18 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 30 0F 6F AC DD 66 98 74 7C A9 46 36 A7 78 2D B9

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

OK

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
11 antivirus engines detected potential threats. This could be a false positive, especially for system tools or packed software. Verify the file source and check if it's digitally signed by a trusted publisher.

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