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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df4f272237a303b761a826b210a1b2f2260287fc7c4f3ec7f8c6c9ff812e7eca. 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: df4f272237a303b761a826b210a1b2f2260287fc7c4f3ec7f8c6c9ff812e7eca
SHA3-384 hash: 8a51606887d015f90ac3d79704609f60f9650ff3aa721e9a5b6b3e8b44bfc98018e924de85b18415b4ebea019b2ed539
SHA1 hash: 6846bdf225b65deb7d7f538af66557404c8b5ba4
MD5 hash: f29e0901fca49ae2a7c016563ea32349
humanhash: quebec-paris-muppet-beer
File name:INV & PL_pdf.vbs
Download: download sample
Signature GuLoader
File size:62'246 bytes
First seen:2026-09-07 07:14:53 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:WF6WgGKYm0YtAGNmdgngY3b6AubxQhv4wwDt:/HGTtYmsSgnd3b3ubxQtRwDt
TLSH T101536C31FF64219A0D1F2BAAEC645F61CABDD3165D1310B0FEDC930C540A6ACA3BD25A
Magika vba
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
109
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
94.1%
Tags:
virus agent sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cloudeye cmd lolbin masquerade
Verdict:
Malicious
File Type:
vbs
First seen:
2026-09-06T19:19:00Z UTC
Last seen:
2026-09-08T03:16:00Z UTC
Hits:
~100
Result
Threat name:
Remcos, GuLoader
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Obfuscated command line found
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Switches to a custom stack to bypass stack traces
Unusual module load detection (module proxying)
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1969221 Sample: INV & PL_pdf.vbs Startdate: 07/09/2026 Architecture: WINDOWS Score: 100 36 drive.usercontent.google.com 2->36 38 drive.google.com 2->38 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 6 other signatures 2->56 10 wscript.exe 1 2->10         started        signatures3 process4 signatures5 64 VBScript performs obfuscated calls to suspicious functions 10->64 66 Wscript starts Powershell (via cmd or directly) 10->66 68 Obfuscated command line found 10->68 70 3 other signatures 10->70 13 cmd.exe 1 10->13         started        process6 signatures7 72 Wscript starts Powershell (via cmd or directly) 13->72 16 powershell.exe 1 18 13->16         started        20 conhost.exe 13->20         started        22 cmd.exe 1 13->22         started        process8 dnsIp9 32 drive.google.com 142.250.68.206, 443, 49727, 49735 GOOGLE-GoogleLLCUS United States 16->32 34 drive.usercontent.google.com 142.251.210.33, 443, 49728, 49736 GOOGLE-GoogleLLCUS United States 16->34 42 Writes to foreign memory regions 16->42 44 Found suspicious powershell code related to unpacking or dynamic code loading 16->44 46 Hides threads from debuggers 16->46 48 Switches to a custom stack to bypass stack traces 16->48 24 backgroundTaskHost.exe 4 6 16->24         started        28 backgroundTaskHost.exe 16->28         started        signatures10 process11 dnsIp12 40 102.220.161.59, 2404 VPSDEDICATED-ASUS Slovenia 24->40 58 Detected Remcos RAT 24->58 60 Hides threads from debuggers 24->60 30 backgroundTaskHost.exe 24->30         started        62 Unusual module load detection (module proxying) 28->62 signatures13 process14
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated SOS: 0.42 T1027 T1059.005 VBScript WScript.Shell
Threat name:
Script-WScript.Trojan.GuLoader
Status:
Malicious
First seen:
2026-09-07 03:15:49 UTC
File Type:
Text (VBS)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery execution rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
Family: Remcos
Malware Config
C2 Extraction:
102.220.161.59:2404
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_tiny_vbs
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:Guloader_VBScript
Author:Ankit Anubhav - ankitanubhav.info
Description:Detects GuLoader/CloudEye VBScripts
Rule name:telebot_framework
Author:vietdx.mb

File information


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

Comments