Gridinsoft Logo
File Icon

The OBS loader starter.exe (OBSream Setup) File Analysis

Updated 3 hours ago
Checked by Malware Check
OBS loader starter.exe

Technical Analysis

File Name OBS loader starter.exe
File Type
Win32 EXE
Magic Bytes PE32 executable (GUI) Intel 80386, for MS Windows
SSDEEP Hash
98304:BDbqNQSjxTw8W6c6YsThYyCJ6/ivlkRFSOuNCLoQ2nPRadpc:BDb7SRaqTG6sqo4oxQk
Scanner Version 1.0.234.174
Database Version 2026-01-20 01:00:17 UTC
⚠

Suspicious File Detected

Detected by 4 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.
8%
Detection Rate
5,174,304
File Size (bytes)
4/51
Engines Detected
2026-01-20
Analysis Date

Scan Another File

File Identification

Hash Type Value Action
MD5
58c8e6efd3b9c9d6c9e0f8d88f665f61
SHA1
135e43c252bade7356782fa0cede6deb318e8229
SHA256
2eccbf908d2cedefa3a50d62e79a4659d07f29e2a579f761e52903d73d433d9c
SHA512
f1d704625d0c4d5c7d727d214c773920b74454b845a205558e511f1f89b3cb4bdf7e1171d3a13ce364c3ef2deecb534f5c2c281a38a49e847525a4321b73f102
ImpHash
e8ac1646024d52d1534a88da2e8037cd

Security Engines with Detections (4 of 51)

K7AntiVirus
Unwanted-Program ( 005ce65c1 ) Malicious
K7GW
Unwanted-Program ( 005ce65c1 ) Malicious
Symantec
ML.Attribute.HighConfidence Malicious
Malwarebytes
PUP.Optional.BundleInstaller Malicious
47 engines reported no threats - Only engines with detections are shown above for clarity

PE Analysis

Basic Information

▼
Icon
Hash: 1ca2e4e398cee69becd48bb1f8526d71
Fuzzy: 84bcc56b7e028505e0d6533dfb5ea97e
dHash: 323b6961e9b27969
Image Base 0x00400000
Entry Point 0x004b0028
Compilation Time 2025-09-23 05:03:52
Checksum 0x004f28db (Actual: 0x004f28db)
OS Version 6.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
Digital Signature Chain verification from CN=ИП Чуйко Дмитрий Александрович, O=ИП Чуйко Дмитрий Александрович, L=Санкт-Петербург, ST=Санкт-Петербург, C=RU, jurisdictionOfIncorporationStateOrProvinceName=Saint Petersburg, jurisdictionOfIncorporationCountryName=RU, serialNumber=325784700214134, businessCategory=Business Entity (serial:29157037995917597531090632048, sha1:925910edb5c1577f4417fa374f6f2ff794847483) failed: Unable to build a validation path for the certificate "Common Name: ИП Чуйко Дмитрий Александрович, Organization: ИП Чуйко Дмитрий Александрович, Locality: Санкт-Петербург, State/Province: Санкт-Петербург, Country: RU, Incorporation State/Province: Saint Petersburg, Incorporation Country: RU, Serial Number: 325784700214134, Business Category: Business Entity" - no issuer matching "Common Name: GlobalSign GCC R45 EV CodeSigning CA 2020, Organization: GlobalSign nv-sa, Country: BE" was found
Imports 5 libraries
kernel32, comctl32, user32, oleaut32, advapi32
Exports 2 functions
Resources 32 Resources
Sections 11 Sections

Version Information

▼
Comments This installation was built with Inno Setup.
CompanyName EEF
FileDescription OBSream Setup
FileVersion
LegalCopyright
OriginalFileName
ProductName OBSream
ProductVersion 3.8
Translation 0x0000 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 709,648 bytes 710,144 bytes 6.40 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 57C1046B0C4E991CECBEF13470E09BC3
.itext 0x000af000 6,564 bytes 6,656 bytes 6.15 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 2C31CA36E4D24C61D385480BF9CB14EB
.data 0x000b1000 16,264 bytes 16,384 bytes 5.19 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 91CEE01909C3FC8FD4BAC66278085C17
.bss 0x000b5000 29,428 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.idata 0x000bd000 4,160 bytes 4,608 bytes 4.80 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F849032F54ACCD8F4903145AA33467DE
.didata 0x000bf000 420 bytes 512 bytes 2.75 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 3EC33874564110438442546FD72444E3
.edata 0x000c0000 113 bytes 512 bytes 1.25 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ D77A43A3A9DD3DA66B78213D8C02F390
.tls 0x000c1000 24 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.rdata 0x000c2000 93 bytes 512 bytes 1.38 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 9468008ADFF885F9E01B8D0193650506
.reloc 0x000c3000 70,744 bytes 71,168 bytes 6.71 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ F7143460C83F887444022B3703D77650
.rsrc 0x000d5000 94,208 bytes 93,696 bytes 5.20 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 6D8C3C61C525B3027A5EDEF8E804FFAF
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 32 (91,909 bytes)
Resource Type Count Total Size Percentage
RT_ICON 14 78,725 bytes
85.7%
RT_STRING 12 8,788 bytes
9.6%
RT_RCDATA 3 1,004 bytes
1.1%
RT_GROUP_ICON 1 20 bytes
0%
RT_VERSION 1 1,412 bytes
1.5%
RT_MANIFEST 1 1,960 bytes
2.1%

Certificate Chain Analysis

▼
Certificate Information
Product OBSream
Description OBSream Setup
Signing Date 01:57 AM 01/02/2026 (18 days ago)
Verification Status Signed
Signers ИП Чуйко Дмитрий Александрович; GlobalSign GCC R45 EV CodeSigning CA 2020; GlobalSign Code Signing Root R45
Counter Signers Globalsign TSA for CodeSign1 - R6; GlobalSign Timestamping CA - SHA384 - G4; GlobalSign Root CA - R6
Certificate Chain Summary
ИП Чуйко Дмитрий Александрович #1 Primary
Validity Period: 2025-07-17 06:50:31 → 2026-07-18 06:50:31
Signature Algorithm: sha256RSA
Serial Number: 5E 36 22 F4 EB BA 64 96 93 3A BD 70
Globalsign TSA for CodeSign1 - R6 #2 Chain
Validity Period: 2025-04-11 14:47:39 → 2034-12-10 00:00:00
Signature Algorithm: sha384RSA
Serial Number: 01 00 0B 20 05 B3 94 07 62 DB 3E 36 79 94 9B A9
GlobalSign Timestamping CA - SHA384 - G4 #3 Chain
Validity Period: 2018-06-20 00:00:00 → 2034-12-10 00:00:00
Signature Algorithm: sha384RSA
Serial Number: 01 EC 1C 92 40 DE FD 2E 40 5D 7C 47 74
GlobalSign #4 Chain
Validity Period: 2014-12-10 00:00:00 → 2034-12-10 00:00:00
Signature Algorithm: sha384RSA
Serial Number: 45 E6 BB 03 83 33 C3 85 65 48 E6 FF 45 51

✓ 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

Chain verification from CN=ИП Чуйко Дмитрий Александрович, O=ИП Чуйко Дмитрий Александрович, L=Санкт-Петербург, ST=Санкт-Петербург, C=RU, jurisdictionOfIncorporationStateOrProvinceName=Saint Petersburg, jurisdictionOfIncorporationCountryName=RU, serialNumber=325784700214134, businessCategory=Business Entity (serial:29157037995917597531090632048, sha1:925910edb5c1577f4417fa374f6f2ff794847483) failed: Unable to build a validation path for the certificate "Common Name: ИП Чуйко Дмитрий Александрович, Organization: ИП Чуйко Дмитрий Александрович, Locality: Санкт-Петербург, State/Province: Санкт-Петербург, Country: RU, Incorporation State/Province: Saint Petersburg, Incorporation Country: RU, Serial Number: 325784700214134, Business Category: Business Entity" - no issuer matching "Common Name: GlobalSign GCC R45 EV CodeSigning CA 2020, Organization: GlobalSign nv-sa, Country: BE" was found

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

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:

Download Anti-Malware

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
4 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.

Leave a Comment

Share your thoughts or insights about this file. Do you align with our conclusion?

Your feedback could influence our rating, and rest assured, your email will remain confidential and will only be used to communicate with you if necessary.

Your Score for

Gridinsoft Anti-Malware

Stay Malware-Free: Keep Your PC Protected with Gridinsoft Anti-Malware

Gridinsoft Anti-Malware offers just that—peace of mind with a robust, user-friendly solution that’s constantly updated to combat the latest threats. Designed by cybersecurity experts, it provides real-time protection and effortless malware removal. It’s not just about detecting threats; it's about enhancing your digital life with uninterrupted security. Give it a try and experience what it feels like to browse worry-free!

Gridinsoft Anti-Malware Download Now
Gridinsoft Anti-Malware