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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7
SHA3-384 hash: 8bbd3fd6758f2d4eb3d9cb2d8563c1f841dc74bd27013956385c908038abb277a3fe71da5bd7a53d197f8d91ee8b9d91
SHA1 hash: 4dbc98d81f696dca50aeedeb9c6f197b8b474be9
MD5 hash: ed7f2e7210e2f4d1feb4cf994c6e996f
humanhash: diet-sodium-friend-summer
File name:VISI_Series_México,_S.A._de_C.V.rar
Download: download sample
Signature GuLoader
Create hunting rule
File size:456'250 bytes
First seen:2026-05-20 18:26:54 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 6144:W+UFFKdgnCeEP+oD2lh9q1XpSuziE+7qqqA5rJMDumZ6MaLSlFlKNpxk9kYR8usf:W+UDfCeEP+b2gEJSMyUtjl6Npxk9YF
TLSH T1EAA42355A4F8CD780494C8642016F8A2335F7EE51CBF18679172F3B111CBBA69BA9F38
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 rar

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
CH CH
File Archive Information

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

File name:VISI Series México, S.A. de C.V.exe
File size:729'104 bytes
SHA256 hash: 1b22e0a5ad3b213f83aab41440792db18a6a876b815c7905330b440ab6253d0b
MD5 hash: a4dabe00974e742d6ccb1eacea26a3b1
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/52db57ec-eb72-4bfe-b9da-01da359cb823/
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a0df6554f2b29ce0401f266
Tags:
injection virus blic
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug evasive installer installer installer-heuristic masquerade microsoft_visual_cc nsis reconnaissance signed
Link:
https://www.filescan.io/uploads/6a0e0428861ee596e641c9d6/reports/682f526e-d0d0-45a1-b7a0-0dcd075dab4c/overview
Verdict:
Suspicious
Labled as:
Trojan.U.GuLoader
Link:
https://www.hybrid-analysis.com/sample/f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7
Verdict:
Malicious
File Type:
rar
First seen:
2025-09-04T19:59:00Z UTC
Last seen:
2026-05-08T17:36:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7/results?tab=lookup
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7/
Verdict:
Malicious
Threat:
Family.GULOADER
Link:
https://tip.neiki.dev/file/f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2025-09-04 16:56:46 UTC
File Type:
Binary (Archive)
Extracted files:
8
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7

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
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

rar f70de92a7b4b310b92fb58aba845ff452a6d04bbad7ded95094c876b851a57b7

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments