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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments

SHA256 hash: 9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8
SHA3-384 hash: eefbe10dcc8327aef559fadd7466e4d4b8fe6faf2aa0994c67508fdc7a662b79f7d1aacd8a53b3f09e516ae4d806dd12
SHA1 hash: 6e112a867f5189ea9ad9a2ded31b2ec12b1595db
MD5 hash: 786fa6e98c7910b8fda4668f469b5355
humanhash: seven-saturn-stream-minnesota
File name:9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8
Download: download sample
Signature GuLoader
File size:1'014'248 bytes
First seen:2026-06-08 09:50:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f4639a0b3116c2cfc71144b88a929cfd (144 x GuLoader, 57 x Formbook, 46 x VIPKeylogger)
ssdeep 24576:zfLE6f5nXjXzldlMrn3hH6KY+eAZkJGrI7+nbBOh7:bdfZXDzblihH6KB1aJGndOV
TLSH T16F25126DB52072B1D42DC7734A25DFDD3B610D21A3F078ABB291373586B0220D6BAB76
TrID 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win64 Executable (generic) (6522/11/2)
8.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 9484c484e494b4c8 (1 x RemcosRAT, 1 x GuLoader)
Reporter adrian__luca
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Cobeliever
Issuer:Cobeliever
Algorithm:sha256WithRSAEncryption
Valid from:2026-04-19T09:30:52Z
Valid to:2027-04-19T09:30:52Z
Serial number: 504f1d91e29e8bb95b8e43bbb8057b1639505328
Thumbprint Algorithm:SHA256
Thumbprint: 9dacf6242c818f3f2c3e71da38bf12a5fc4d80a85aa59a7847f99878b436f6cb
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
110
Origin country :
HU HU
Vendor Threat Intelligence
Malware configuration found for:
GuLoader NSIS
Details
Verdict:
Malicious
Score:
92.5%
Tags:
injection uloader virus nsis
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file
Creating a file in the %temp% subdirectories
Launching a service
Unauthorized injection to a recently created process
Restart of the analyzed sample
Changing a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug fingerprint installer installer installer-heuristic microsoft_visual_cc nsis reconnaissance signed
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-17T22:16:00Z UTC
Last seen:
2026-06-05T14:57:00Z UTC
Hits:
~1000
Gathering data
Threat name:
Win32.Trojan.GuLoader
Status:
Malicious
First seen:
2026-05-18 00:49:33 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:guloader family:remcos botnet:remotehost discovery downloader rat
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Loads dropped DLL
Family: Guloader,Cloudeye
Family: Remcos
Malware Config
C2 Extraction:
204.10.160.191:2404
Unpacked files
SH256 hash:
9082b4c986dabd4cf4d2014dd5cde755707319fd5be80382f106e88f2606d3e8
MD5 hash:
786fa6e98c7910b8fda4668f469b5355
SHA1 hash:
6e112a867f5189ea9ad9a2ded31b2ec12b1595db
SH256 hash:
9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
MD5 hash:
4add245d4ba34b04f213409bfe504c07
SHA1 hash:
ef756d6581d70e87d58cc4982e3f4d18e0ea5b09
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
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:VECT_Ransomware
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.

Comments