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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


GuLoader


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e
SHA3-384 hash: da8db19d5f8ba81bb1bff360ae48bd93ee2603ec3449fcf428e2fe283953894f346bfc6ad8e40757d3cad5529451e767
SHA1 hash: 6ef13fc306ba762df00414a749f9fab4f903c98a
MD5 hash: 0639cb42b554f78bf8fdd8d621f3fc29
humanhash: missouri-earth-iowa-blossom
File name:debit-note-19-08-dn-2024.7z.zip
Download: download sample
Signature GuLoader
Create hunting rule
File size:317'423 bytes
First seen:2026-05-21 14:28:54 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 6144:MJDRrzilVXIYuFMECJ2D3aJwSXfBB7Eh37OBArpYdF:MJElVXtECEqJlX/7U3iHdF
TLSH T192642382494F8364FBCA1138E3095D96B176D348C7CB43A67C35EAE029F56C281B98B7
Magika zip
Reporter TomU
Tags:GuLoader zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:debit-note-19-08-dn-2024.exe
File size:330'962 bytes
SHA256 hash: e13fd3d42fb6c63fcf7780701282f760bd4aaa6ad1cdb55cc586e1aca8caaf2a
MD5 hash: 5133f0baa9ab594674eae836fd1491c7
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/42756e4c-4ca6-4f79-8703-150a63f3ed9f/
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.7392.31466.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a0f21e098070a72bb9c769b
Tags:
installer injection virus
Result
Verdict:
Malicious
File Type:
PE File
Link:
https://app.docguard.net/823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug evasive installer installer installer-heuristic microsoft_visual_cc nsis reconnaissance
Link:
https://www.filescan.io/uploads/6a0f1fbfefbd399b39c3a99d/reports/202b56c4-8404-4c2d-bac9-0bc8043ea064/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e
Verdict:
Malicious
File Type:
zip
First seen:
2024-12-23T13:49:00Z UTC
Last seen:
2026-04-28T13:06:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-08-21 12:52:36 UTC
File Type:
Binary (Archive)
Extracted files:
8
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/260521-snzffabv9x/
Behaviour
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

GuLoader

zip 823d43cd8fbfab248823e49622843971ea576cf66b055d724c8aa5476845405e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments