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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555. 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: f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555
SHA3-384 hash: 2021ced647c9385fa430a7af3f9b412795e08eb277c2785586e008ddec9d0728e17451da3c5924459aa3b75c1eb55787
SHA1 hash: 72e7fb856265401296b843a4ac4828d5c33382cf
MD5 hash: 1f7f50b027e939f4b4bf724ab5d6c695
humanhash: whiskey-video-zebra-michigan
File name:Justificante_transferencia_2025-11-12-14.24.38.654567556565.tar
Download: download sample
Signature GuLoader
Create hunting rule
File size:318'458 bytes
First seen:2026-05-20 17:09:08 UTC
Last seen:2026-05-20 18:26:19 UTC
File type: tar
MIME type:application/x-rar
ssdeep 6144:H+OH/KMNqfErPMaCxfiQnqRgjWpEJWLFmrMTiqtwrFr:H+o/KchmxfiQoaYEJQ8siqY
TLSH T17964232A9E4D252F85CA4F2C511DE3594B5C282236EF68B2D2AF3C545C7683BF6E4C70
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter TomU
Tags:GuLoader tar

Intelligence

File Origin
# of uploads :
2
# of downloads :
28
Origin country :
CH CH
File Archive Information

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

File name:Justificante_transferencia_2025-11-12-14.24.38.654567556565.exe
File size:361'216 bytes
SHA256 hash: fc0012ce59b26d33a40d2216cc939ac1dcf34850201a0447e7ae020004219233
MD5 hash: 39266bf5bbdce00c8ac154a53eb4bd7d
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/58877815-93f8-455f-a836-f6df58bd17ad/
Detection(s):
SecuriteInfo.com.NSIS.MalwareX-gen.64893387.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Inject6.15694.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a0defee4159ce11f601d1a6
Tags:
injector uloader virus nsis
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug evasive installer installer installer-heuristic microsoft_visual_cc nsis reconnaissance signed
Link:
https://www.filescan.io/uploads/6a0dee62056ea44c45361715/reports/082a5c3c-92e0-4b35-8fc1-0377c152fe7f/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555
Verdict:
Malicious
File Type:
rar
First seen:
2025-11-12T13:54:00Z UTC
Last seen:
2026-05-22T15:02:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555/results?tab=lookup
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2025-11-12 15:35:57 UTC
File Type:
Binary (Archive)
Extracted files:
22
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.58
Link:
https://yomi.yoroi.company/submissions/f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Malspam

GuLoader

tar f4eaa302d2ce1747160bd6034319b4c8218a92899618fa3a9fca34c7de41e555

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments