MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3. 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:	22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3
SHA3-384 hash:	14e7b64ba52949b973a43816e0955793a51582bb9c0ad8d0de2209417d9f2ef75be70a94433ee663658be3fc9b338c9b
SHA1 hash:	ee9d9f0948bb0599ed6ae9cd9630c184f200e34b
MD5 hash:	8e0ee9d450a92c82e4822392f51c7733
humanhash:	arkansas-william-ohio-quebec
File name:	22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3
Download:	download sample
Signature	GuLoader Create hunting rule
File size:	488'568 bytes
First seen:	2026-05-08 12:38:34 UTC
Last seen:	2026-06-05 11:02:52 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	1f23f452093b5c1ff091a2f9fb4fa3e9 (305 x GuLoader, 47 x AgentTesla, 47 x RemcosRAT)
ssdeep	6144:aR+xXQQwnYELrZLQnfMQHmyD8kWyy6nbmeYKmDixBUNZatcJrZidy6Y1sZSHo7:+swnbLrZ8nUWgyy6bmUdMEw1sZcC
Threatray	4'438 similar samples on MalwareBazaar
TLSH	T198A4BE533D44F772CB9202F02A2DAD9516737DB0786FA6CEE3D1769B5AB2E8114382C1
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	9c74f8f8e4f0e102 (4 x AgentTesla, 2 x GuLoader)
Reporter	adrian__luca
Tags:	exe GuLoader signed

Code Signing Certificate

Organisation:	hairpiece
Issuer:	hairpiece
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-03-09T07:56:14Z
Valid to:	2027-03-09T07:56:14Z
Serial number:	7e59b19081debca3e4b23f7e186124f6e59c6055
Thumbprint Algorithm:	SHA256
Thumbprint:	9ac7de9ff8e57300a5bc6efbe888b1680f7fc454d61e83c23f25679d61534c27
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

115

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

GuLoader NSIS

Details

GuLoader

an XOR decryption key and an extracted component

GuLoader

a c2 URL, a useragent string, and a string XOR key

NSIS

extracted archive contents

Link:

https://research.acce.ciphertechsolutions.com/results/5fc4a6a7-9f6d-4621-a314-ef90de886831/

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-05-08 16:05:34 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/7a736965-bef2-40a7-9810-f579f6986868

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Guloader

Link:

https://www.capesandbox.com/analysis/65075/

Gathering data

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Creating a window

Creating a file in the %AppData% subdirectories

Creating a file

Unauthorized injection to a recently created process

Restart of the analyzed sample

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug base64 fingerprint installer installer installer-heuristic microsoft_visual_cc nsis reconnaissance signed

Link:

https://www.filescan.io/uploads/69fdd9d92fcb905ec2886a38/reports/9f45a72b-13bb-4231-ae9d-29da2e11bf1a/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-04-07T05:43:00Z UTC

Last seen:

2026-05-09T16:52:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3/results?tab=lookup

Malware family:

Unlabeled

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/27017774-1c80-475c-8d55-5fb401c3002c

Score:

93%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3/

Threat name:

Win32.Trojan.Generic

Status:

Suspicious

First seen:

2026-04-07 08:35:40 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

23 of 36 (63.89%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=elmttp3sctdnjrczye32ualsi4tt3ynouegll352uixd7baq3pzq._file

Verdict:

malicious

Label(s):

cloudeye

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery

Link:

https://tria.ge/reports/260508-pw2c8aht4t/

Behaviour

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Loads dropped DLL

Unpacked files

SH256 hash:

22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3

MD5 hash:

8e0ee9d450a92c82e4822392f51c7733

SHA1 hash:

ee9d9f0948bb0599ed6ae9cd9630c184f200e34b

Link:

https://www.unpac.me/results/1bf752fa-38db-429a-81ea-fdbf5d74c6ce/

SH256 hash:

1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172

MD5 hash:

466179e1c8ee8a1ff5e4427dbb6c4a01

SHA1 hash:

eb607467009074278e4bd50c7eab400e95ae48f7

Link:

https://www.unpac.me/results/1bf752fa-38db-429a-81ea-fdbf5d74c6ce/

SH256 hash:

3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

MD5 hash:

0d7ad4f45dc6f5aa87f606d0331c6901

SHA1 hash:

48df0911f0484cbe2a8cdd5362140b63c41ee457

Link:

https://www.unpac.me/results/1bf752fa-38db-429a-81ea-fdbf5d74c6ce/

Malware family:

GuLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/22d939bf7214/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.52

Link:

https://yomi.yoroi.company/submissions/22d939bf7214c6d4c459c137aa017247273de1aea10cb5efbaa22e3f8410dbf3

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.

Cape

https://www.capesandbox.com/analysis/65075/

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