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The Nebula.exe (NebulaStealer) File Analysis

Updated 1 second ago
Checked by Malware Check
Nebula.exe

Technical Analysis

File Name Nebula.exe
File Type
Win32 EXE
Magic Bytes PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
SSDEEP Hash
49152:rIBbo0WIgmjljFtXCdRLRBcJd+KaGxHIkMNqzP56O8lZ7qXUqi9+CSA/Bkj0gO6q:sBbBWIgWljGxRB/LLFSASc
Scanner Version 1.0.219.174
Database Version 2025-06-27 16:00:24 UTC
⚠

Suspicious File Detected

Detected by 17 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.
24%
Detection Rate
4,566,528
File Size (bytes)
17/72
Engines Detected
2025-06-27
Analysis Date

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File Identification

Hash Type Value Action
MD5
320c34de19168d3cd2e56ea478f9e6f7
SHA1
b05d1fcefd914e8bdc988e92cb70a1634ff0862c
SHA256
02d0b77d76a1bb05b8d644c984f5ced2c4c44cdc49f78dd5908d9437badd8ceb
SHA512
7473eb03537a60b1b79b982830bfe85814592036ad2a01ca383b2814677f1fab3bfc6277fe53d582279ea6cc575a0f7cd4301278c24ef32dc954ad758e7317d7
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

Security Engines with Detections (17 of 72)

CrowdStrike
win/malicious_confidence_70% (W) Malicious
huorong
TrojanSpy/MSIL.Agent.cb Malicious
Symantec
Trojan.Gen.MBT Malicious
APEX
Malicious Malicious
Kaspersky
UDS:Trojan-PSW.MSIL.Disco.gen Malicious
DrWeb
Trojan.PWS.DiscordNET.51 Malicious
McAfeeD
ti!02D0B77D76A1 Malicious
GData
MSIL.Trojan-Stealer.AnarchyGrabber.C Malicious
Kingsoft
MSIL.Trojan-PSW.Disco.gen Malicious
Microsoft
Trojan:Win32/Wacatac.B!ml Malicious
VBA32
Trojan.MSIL.InfoStealer.gen.B Malicious
Cylance
Unsafe Malicious
Rising
Spyware.Agent!8.C6 (CLOUD) Malicious
SentinelOne
Static AI - Malicious PE Malicious
MaxSecure
Trojan.Malware.300983.susgen Malicious
DeepInstinct
MALICIOUS Malicious
alibabacloud
Trojan[spy]:Win/Discord.KZ Malicious
55 engines reported no threats - Only engines with detections are shown above for clarity

PE Analysis

Basic Information

▼
Icon
Hash: 276d04e984c558f3e4795920741b6bb8
Fuzzy: 562ecab6682abdf90c522aab7fa7edca
dHash: e4f2f9c96860b050
Image Base 0x00400000
Entry Point 0x00858726
Compilation Time 2062-11-24 23:36:57
Checksum 0x00000000 (Actual: 0x0045c6f0)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
PDB Path C:\Users\Izoly\Desktop\Projects\NebulaStealer\NebulaStealer\obj\Release\NebulaStealer.pdb
Digital Signature No valid SignedData structure was found.
Imports 1 libraries
mscoree
Exports 0 functions
Resources 6 Resources
Sections 3 Sections

Version Information

▼
Translation 0x0000 0x04b0
Comments
CompanyName
FileDescription NebulaStealer
FileVersion 1.0.0.0
InternalName NebulaStealer.exe
LegalCopyright Copyright © 2025
LegalTrademarks
OriginalFilename NebulaStealer.exe
ProductName NebulaStealer
ProductVersion 1.0.0.0
Assembly Version 1.0.0.0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 4,548,396 bytes 4,548,608 bytes 6.43 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ F55894F10EAEA3CA790C8E09166F4CB7
.rsrc 0x0045a000 16,804 bytes 16,896 bytes 5.44 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 6C190EA3E0DA68DFEF15B005D087C658
.reloc 0x00460000 12 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ FE8839E11223772ADD1F06B520B9EBD1

Resource Analysis

▼
Total Resources: 6 (16,398 bytes)
Resource Type Count Total Size Percentage
RT_ICON 3 15,032 bytes
91.7%
RT_GROUP_ICON 1 48 bytes
0.3%
RT_VERSION 1 828 bytes
5%
RT_MANIFEST 1 490 bytes
3%

Certificate Chain Analysis

▼
Certificate Information
Product NebulaStealer
Description NebulaStealer
File Version 1.0.0.0
Original Name NebulaStealer.exe
Internal Name NebulaStealer.exe
Copyright Copyright © 2025
Certificate Chain Summary
DigiCert High Assurance EV Root CA #1 Primary
Validity Period: 2006-11-10 00:00:00 → 2031-11-10 00:00:00
Signature Algorithm: sha1RSA
Serial Number: 02 AC 5C 26 6A 0B 40 9B 8F 0B 79 F2 AE 46 25 77
Claire Novotny LLC #2 Chain
Validity Period: 2020-03-18 00:00:00 → 2023-03-23 12:00:00
Signature Algorithm: sha256RSA
Serial Number: 03 D7 EF 74 A9 FF 03 A2 20 B6 ED BB 39 9D 14 C1
DigiCert EV Code Signing CA (SHA2) #3 Chain
Validity Period: 2012-04-18 12:00:00 → 2027-04-18 12:00:00
Signature Algorithm: sha256RSA
Serial Number: 03 F1 B4 E1 5F 3A 82 F1 14 96 78 B3 D7 D8 47 5C
DigiCert Timestamp 2021 #4 Chain
Validity Period: 2021-01-01 00:00:00 → 2031-01-06 00:00:00
Signature Algorithm: sha256RSA
Serial Number: 0D 42 4A E0 BE 3A 88 FF 60 40 21 CE 14 00 F0 DD
DigiCert SHA2 Assured ID Timestamping CA #5 Chain
Validity Period: 2016-01-07 12:00:00 → 2031-01-07 12:00:00
Signature Algorithm: sha256RSA
Serial Number: 0A A1 25 D6 D6 32 1B 7E 41 E4 05 DA 36 97 C2 15
DigiCert CS RSA4096 Root G5 #6 Chain
Validity Period: 2021-01-15 00:00:00 → 2046-01-14 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 06 CE E1 31 BE 6D 55 C8 07 F7 C0 C7 FB 44 E6 20
.NET Foundation Projects Code Signing CA2 #7 Chain
Validity Period: 2021-07-15 00:00:00 → 2031-07-14 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0A DE 32 E9 50 9B 44 AA 34 B1 DA F1 BC 0E C8 73
Json.NET (.NET Foundation) #8 Chain
Validity Period: 2021-08-13 00:00:00 → 2024-10-29 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0C D1 40 7A 5A BD ED 43 D5 C1 73 12 1D 38 C5 29
DigiCert Timestamp 2022 - 2 #9 Chain
Validity Period: 2022-09-21 00:00:00 → 2033-11-21 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0C 4D 69 72 4B 94 FA 3C 2A 4A 3D 29 07 80 3D 5A
DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA #10 Chain
Validity Period: 2022-03-23 00:00:00 → 2037-03-22 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 07 36 37 B7 24 54 7C D8 47 AC FD 28 66 2A 5E 5B
DigiCert Trusted Root G4 #11 Chain
Validity Period: 2022-08-01 00:00:00 → 2031-11-09 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 0E 9B 18 8E F9 D0 2D E7 EF DB 50 E2 08 40 18 5A
.NET #12 Chain
Validity Period: 2024-11-19 19:51:00 → 2025-11-12 19:51:00
Signature Algorithm: sha384RSA
Serial Number: 33 00 00 04 40 14 FC 0B E8 3E F1 24 5F 00 00 00 00 04 40
Microsoft Code Signing PCA 2011 #13 Chain
Validity Period: 2011-07-08 20:59:09 → 2026-07-08 21:09:09
Signature Algorithm: sha256RSA
Serial Number: 61 0E 90 D2 00 00 00 00 00 03
Microsoft Time-Stamp Service #14 Chain
Validity Period: 2024-07-25 18:31:22 → 2025-10-22 18:31:22
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 01 D1 45 59 98 10 CC 42 4F 00 01 00 00 02 01
Microsoft Time-Stamp PCA 2010 #15 Chain
Validity Period: 2021-09-30 18:22:25 → 2030-09-30 18:32:25
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 00 15 C5 E7 6B 9E 02 9B 49 99 00 00 00 00 00 15

✓ 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

No valid SignedData structure 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:

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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
17 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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