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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280
SHA3-384 hash: 01bb0f938695dff70793cc2f0bb23943dec42577cfbb6f783283deea027a56aecde41913af2d2198928efe419002e381
SHA1 hash: 1f6a1c8221b10b489e333c3e4154518526bdeee1
MD5 hash: 785e36e52849512bb9b55e02b290291e
humanhash: uniform-jersey-skylark-oranges
File name:Receipt_Inv_12345_WinRAR.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:958'792 bytes
First seen:2026-03-11 08:36:35 UTC
Last seen:2026-03-11 09:24:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6e7f9a29f2c85394521a08b9f31f6275 (326 x GuLoader, 65 x AgentTesla, 63 x RemcosRAT)
ssdeep 24576:XT+ZnK9XZVF9MJGc+pr1Tz6g7QDsubx/GpO5Jk3TlHYmWRu:XT+ZKRZn9dz17GxZk3TlHVWc
TLSH T133151239F2C9FA27C00655345C7AE62530F79E40965C4F2E32DDF91D3AB33885A84B9A
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 d4dcd8d88a9eae4c (1 x GuLoader)
Reporter lowmal3
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:sclerotomic
Issuer:sclerotomic
Algorithm:sha256WithRSAEncryption
Valid from:2026-02-15T00:43:59Z
Valid to:2027-02-15T00:43:59Z
Serial number: 13ea54f70ceeaf25b0f881e64985ce66848bbedb
Thumbprint Algorithm:SHA256
Thumbprint: 0d540e4381c9cdea8ecfe73e3853e0cac22dab825d29079593b686a68562d10e
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
3
# of downloads :
233
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
GuLoader NSIS
Details
GuLoader
a c2 URL, a useragent string, and a string XOR key
GuLoader
an XOR decryption key and an extracted component
NSIS
extracted archive contents
Link:
https://research.acce.ciphertechsolutions.com/results/2034bb0c-d3e1-438b-bc01-7e08a4617f19/
Malware family:
n/a
ID:
1
File name:
Receipt_Inv_12345_WinRAR.exe
Verdict:
Malicious activity
Analysis date:
2026-03-11 08:51:21 UTC
Tags:
evasion snake keylogger telegram stealer spyware
Link:
https://app.any.run/tasks/26d38099-19c0-4000-871a-24b5ae409364

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/57038/
Detection(s):
SecuriteInfo.com.FileRepMalware.99289758.UNOFFICIAL
Create hunting rule

Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole installer installer installer-heuristic microsoft_visual_cc nsis signed soft-404
Link:
https://www.filescan.io/uploads/69b129bdc58f45aa7510b819/reports/4016f2f9-172e-4288-913e-93e752c46e1b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280
Verdict:
Malicious
File Type:
exe x32
Detections:
Trojan-Downloader.Win32.Minix.sb Trojan.Win32.Guloader.sb Trojan.NSIS.Makoob.sbe Trojan-Spy.Agent.SMTP.C&C Trojan.Taskun.TCP.C&C PDM:Trojan.Win32.Generic HEUR:Trojan-Downloader.Win32.Minix.gen
Link:
https://opentip.kaspersky.com/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fee06702-f893-4e0f-b102-53fe6281c982
Result
Threat name:
GuLoader, Snake Keylogger, VIP Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1881763
Signature
AI detected suspicious PE digital signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect the country of the analysis system (by using the IP)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses the Telegram API (likely for C&C communication)
Yara detected Costura Assembly Loader
Yara detected GuLoader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1881763 Sample: Receipt_Inv_12345_WinRAR.exe Startdate: 11/03/2026 Architecture: WINDOWS Score: 100 26 reallyfreegeoip.org 2->26 28 api.telegram.org 2->28 30 5 other IPs or domains 2->30 38 Suricata IDS alerts for network traffic 2->38 40 Found malware configuration 2->40 42 Multi AV Scanner detection for submitted file 2->42 48 9 other signatures 2->48 8 Receipt_Inv_12345_WinRAR.exe 1 90 2->8         started        signatures3 44 Tries to detect the country of the analysis system (by using the IP) 26->44 46 Uses the Telegram API (likely for C&C communication) 28->46 process4 file5 20 C:\Users\user\AppData\...\Homologumena, Matlab 8->20 dropped 22 C:\Users\user\AppData\...22onaphasic.ord, DOS 8->22 dropped 24 C:\Users\user\AppData\Local\...\System.dll, PE32 8->24 dropped 50 Tries to detect virtualization through RDTSC time measurements 8->50 52 Unusual module load detection (module proxying) 8->52 54 Switches to a custom stack to bypass stack traces 8->54 12 Receipt_Inv_12345_WinRAR.exe 15 11 8->12         started        16 Receipt_Inv_12345_WinRAR.exe 8->16         started        signatures6 process7 dnsIp8 32 mail.topformtechnologies.com 184.168.106.176, 49743, 587 AS-26496-GO-DADDY-COM-LLCUS United States 12->32 34 checkip.dyndns.com 132.226.247.73, 49724, 49728, 49730 UTMEMUS United States 12->34 36 4 other IPs or domains 12->36 56 Tries to steal Mail credentials (via file / registry access) 12->56 58 Tries to harvest and steal browser information (history, passwords, etc) 12->58 18 Receipt_Inv_12345_WinRAR.exe 12->18         started        signatures9 process10
Score:
93%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280/
Verdict:
Malicious
Threat:
Family.SNAKE
Link:
https://tip.neiki.dev/file/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Suspicious
First seen:
2026-03-11 02:32:43 UTC
File Type:
PE (Exe)
Extracted files:
48
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tiuv6fckmnpws5e4guzcb4tagrim73roxyuzzhrccmszapu6akaa._file
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader discovery downloader
Link:
https://tria.ge/reports/260311-kja82shv8y/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Loads dropped DLL
Guloader family
Guloader,Cloudeye
Unpacked files
SH256 hash:
9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280
MD5 hash:
785e36e52849512bb9b55e02b290291e
SHA1 hash:
1f6a1c8221b10b489e333c3e4154518526bdeee1
Link:
https://www.unpac.me/results/455fb966-901e-45db-aa22-3697e35118e5/
SH256 hash:
6bf9cccd8a600f4d442efe201e8c07b49605ba35f49a4b3ab22fa2641748e156
MD5 hash:
48f3e7860e1de2b4e63ec744a5e9582a
SHA1 hash:
420c64d802a637c75a53efc8f748e1aede3d6dc6
Link:
https://www.unpac.me/results/455fb966-901e-45db-aa22-3697e35118e5/
SH256 hash:
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5
MD5 hash:
564bb0373067e1785cba7e4c24aab4bf
SHA1 hash:
7c9416a01d821b10b2eef97b80899d24014d6fc1
Link:
https://www.unpac.me/results/455fb966-901e-45db-aa22-3697e35118e5/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9a295f144a63/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/9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280

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

Executable exe 9a295f144a635f69749c353220f2603450cfee2ebe299c9e221325903e9e0280

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/57038/

Comments