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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 195bc09ff1b365c0dd470aeaa1bc86f989c09e424fffbdfdeb0bcb2331385b28. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments

SHA256 hash: 195bc09ff1b365c0dd470aeaa1bc86f989c09e424fffbdfdeb0bcb2331385b28
SHA3-384 hash: bda23f23de033aa46e5be342a0ce3f4591cd641edc185993dfb90faa5e50a269bbfe683ace6b7d3fe862465f6f883169
SHA1 hash: 2d8b55e21c75731dbf5269976e915b041674eb66
MD5 hash: 0fb22642c0c3cb88ec40a1f387d35b4a
humanhash: wyoming-blue-ink-king
File name:195bc09ff1b365c0dd470aeaa1bc86f989c09e424fffbdfdeb0bcb2331385b28
Download: download sample
Signature GuLoader
File size:582'112 bytes
First seen:2026-03-06 15:04:07 UTC
Last seen:2026-03-06 15:31:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 4ea4df5d94204fc550be1874e1b77ea7 (254 x GuLoader, 32 x RemcosRAT, 26 x VIPKeylogger)
ssdeep 6144:/wq3NpQ3wDIywUF5ykHERIe6MyhdVgWfMnfYyumOk6mgcbpiOgizVaSuQ2/z/fw:/zcae65hmnumOkrDpupQ2bo
TLSH T135C4BFA0F611D9EBD5A709BA8CBBC4302167AD1E86D1111F32ADB62825B335211DFF0F
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 72b070eef4f48608 (8 x VIPKeylogger, 1 x GuLoader)
Reporter adrian__luca
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Allowedly
Issuer:Allowedly
Algorithm:sha256WithRSAEncryption
Valid from:2025-12-23T01:54:01Z
Valid to:2026-12-23T01:54:01Z
Serial number: 760f0cb0e12f2d7936410a8c3e129a26f262473c
Thumbprint Algorithm:SHA256
Thumbprint: 622f997269f7c3808ccdf161f7344bd980871b950c9a18fd2998769cb14456c6
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
2
# of downloads :
127
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_195bc09ff1b365c0dd470aeaa1bc86f989c09e424fffbdfdeb0bcb2331385b28.exe
Verdict:
Malicious activity
Analysis date:
2026-03-06 15:19:56 UTC
Tags:
snake keylogger evasion telegram spyware stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Tags:
uloader virus nsis blic
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole installer installer installer-heuristic microsoft_visual_cc nsis signed soft-404
Verdict:
Malicious
File Type:
exe x32
Detections:
Trojan-Downloader.Win32.Minix.sb Trojan.Win32.Guloader.sb Trojan.NSIS.Makoob.sbc Trojan.NSIS.Makoob.sba HEUR:Trojan.Win32.Guloader.gen
Result
Threat name:
GuLoader, Snake Keylogger
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
AI detected suspicious PE digital signature
Antivirus / Scanner detection for submitted sample
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
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 GuLoader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1871167 Sample: Factura de venta FV.exe Startdate: 18/02/2026 Architecture: WINDOWS Score: 100 24 reallyfreegeoip.org 2->24 26 api.telegram.org 2->26 28 4 other IPs or domains 2->28 36 Suricata IDS alerts for network traffic 2->36 38 Found malware configuration 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 46 9 other signatures 2->46 8 Factura de venta FV.exe 1 29 2->8         started        signatures3 42 Tries to detect the country of the analysis system (by using the IP) 24->42 44 Uses the Telegram API (likely for C&C communication) 26->44 process4 file5 20 C:\Users\user\...\advarselskampagne.scu, COM 8->20 dropped 22 C:\Users\user\AppData\Local\...\System.dll, PE32 8->22 dropped 48 Found direct / indirect Syscall (likely to bypass EDR) 8->48 12 Factura de venta FV.exe 15 8 8->12         started        16 Factura de venta FV.exe 8->16         started        signatures6 process7 dnsIp8 30 api.telegram.org 149.154.166.110, 443, 49716 TELEGRAMRU United Kingdom 12->30 32 checkip.dyndns.com 193.122.130.0, 49701, 49703, 49705 ORACLE-BMC-31898US United States 12->32 34 3 other IPs or domains 12->34 50 Tries to steal Mail credentials (via file / registry access) 12->50 52 Tries to harvest and steal browser information (history, passwords, etc) 12->52 54 Found direct / indirect Syscall (likely to bypass EDR) 12->54 18 Factura de venta FV.exe 12->18         started        signatures9 process10
Gathering data
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2026-02-18 11:33:14 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Result
Malware family:
vipkeylogger
Score:
  10/10
Tags:
family:guloader family:vipkeylogger collection discovery downloader keylogger spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Contacts third-party web service commonly abused for C2
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Guloader family
Guloader,Cloudeye
VIPKeylogger
Vipkeylogger family
Unpacked files
SH256 hash:
195bc09ff1b365c0dd470aeaa1bc86f989c09e424fffbdfdeb0bcb2331385b28
MD5 hash:
0fb22642c0c3cb88ec40a1f387d35b4a
SHA1 hash:
2d8b55e21c75731dbf5269976e915b041674eb66
SH256 hash:
bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb
MD5 hash:
17ed1c86bd67e78ade4712be48a7d2bd
SHA1 hash:
1cc9fe86d6d6030b4dae45ecddce5907991c01a0
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

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments