🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd. 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: f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd
SHA3-384 hash: 21458df0a7939281fdba8d5abfba006dd552cbeac77d708b060481e7204bda5e54cc1766973e047404cc6ddcf85a61af
SHA1 hash: 63868c410c7fbd309d7e1eab01d726d1539f22fa
MD5 hash: 54b6025ef9d5bdcff9b593224cb33a73
humanhash: hamper-michigan-asparagus-xray
File name:DOCC.rar
Download: download sample
Signature GuLoader
Create hunting rule
File size:741'841 bytes
First seen:2026-05-21 13:56:00 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:LOsz5oA8nCdfiE7RCkICeC0WNklT4WQX48DbuSWs/ghy6vXJTGUdjY4Tt:isNaCFR3eDWNK4WQXh3Ws2vRTGa9t
TLSH T100F42362EE4513D6C9F6907A5FA4001142A2F27363146178B87B94C36BAC6BF4FFAD13
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 :
30
Origin country :
CH CH
File Archive Information

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

File name:Phraseman.exe
File size:769'824 bytes
SHA256 hash: 34b2921f06fbad2a5eb78b0abe6f88a6d1f23995766214212af9a0de795a10b9
MD5 hash: e541f3e3e4258f9c314141c4eae990d1
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/5e4dcc75-21a4-4edf-8821-f96c752ed459/
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a0f0c0f98070a72bb9c5a86
Tags:
obfuscate injection shell
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm encrypted evasive evasive expired-cert fingerprint installer installer installer-heuristic microsoft_visual_cc nsis packed reconnaissance signed smb
Link:
https://www.filescan.io/uploads/6a0f1330861ee596e6442558/reports/1dea389e-c1f9-4765-82ea-a5177d8e2214/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd
Verdict:
Malicious
File Type:
rar
First seen:
2024-12-26T15:22:00Z UTC
Last seen:
2026-05-22T00:28:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd/results?tab=lookup
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd/
Threat name:
Win32.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2024-12-23 11:51:33 UTC
File Type:
Binary (Archive)
Extracted files:
8
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6chjbxv55tk6zxrcbu7qphqvzpbnodeffhyruvlvi25w4ob22lgq._file
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader discovery downloader execution
Link:
https://tria.ge/reports/260521-scx38saz5z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Badlisted process makes network request
Contacts third-party web service commonly abused for C2
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Family: Guloader,Cloudeye
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/f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd

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 f08e90debdecd5ecde220d3f079e15cbc2d70c8529f11a557546bb6e383ad2cd

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments