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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953
SHA3-384 hash: 07c8c4fd069c8545792d0993e709f3f2149fefae8c30b2ebbbf6a2f680355b6937ce1ee9403b84cd83bfa7967e444f27
SHA1 hash: ca1ac3bf1c81ca42e52fcc9e226cb50c8a1aead1
MD5 hash: a5fcf7a0ab401f4bb979b2d27e6b9f2d
humanhash: iowa-hydrogen-floor-papa
File name:RFQ-20201014-079.vbs
Download: download sample
Signature GuLoader
Create hunting rule
File size:61'231 bytes
First seen:2026-11-02 13:37:16 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:csLmx4VnGfLkLU6DQvLZgYN8SuoLeBR2tktmkSuOx/+1qyLHweePQvs7PW:csqsnKLgDQTZfYoLeSGtEXqe2
TLSH T17D53B160AF213330094AD6AFBC49FD64E17661213133777CED98A2595C86E7CB6E870E
Magika vba
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/96836/
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae8924938ccdea12c569659
Tags:
n/a
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd evasive lolbin
Link:
https://www.filescan.io/uploads/6ae892430eab61a365d648d1/reports/92782ae3-5a5b-4ffa-aa13-131d68148463/overview
Verdict:
Malicious
Labled as:
Downloader/VBS.GuLoader
Link:
https://www.hybrid-analysis.com/sample/05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953
Verdict:
Malicious
File Type:
vbs
First seen:
2026-11-01T20:27:00Z UTC
Last seen:
2026-11-02T03:54:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953/results?tab=lookup
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1996686
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Obfuscated command line found
Powershell connects to network
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1996686 Sample: RFQ-20201014-079.vbs Startdate: 02/11/2026 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 Antivirus / Scanner detection for submitted sample 2->54 56 7 other signatures 2->56 10 wscript.exe 1 2->10         started        signatures3 process4 signatures5 62 VBScript performs obfuscated calls to suspicious functions 10->62 64 Wscript starts Powershell (via cmd or directly) 10->64 66 Obfuscated command line found 10->66 68 3 other signatures 10->68 13 cmd.exe 1 10->13         started        process6 signatures7 70 Wscript starts Powershell (via cmd or directly) 13->70 16 powershell.exe 1 24 13->16         started        20 conhost.exe 13->20         started        22 cmd.exe 1 13->22         started        process8 dnsIp9 32 drive.usercontent.google.com 142.250.191.1, 443, 49715, 49723 GOOGLE-GoogleLLCUS United States 16->32 34 drive.google.com 142.250.217.14, 443, 49714, 49722 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 Switches to a custom stack to bypass stack traces 16->46 48 Powershell connects to network 16->48 24 backgroundTaskHost.exe 4 6 16->24         started        28 backgroundTaskHost.exe 16->28         started        signatures10 process11 dnsIp12 40 102.220.160.36, 2404 VPSDEDICATED-ASUS Slovenia 24->40 58 Detected Remcos RAT 24->58 30 backgroundTaskHost.exe 24->30         started        60 Unusual module load detection (module proxying) 28->60 signatures13 process14
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953
Verdict:
Malware
YARA:
1 match(es)
Tags:
COM Behavior Trace DeObfuscated Obfuscated SOS: 0.39 T1027 T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/a5fcf7a0ab401f4bb979b2d27e6b9f2d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/05c0ad67ef0c4dc71623241cdc222ab97da2b2ffda6a147f21f2e9664b06e953/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-11-02 01:09:47 UTC
File Type:
Text (VBS)
AV detection:
5 of 36 (13.89%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=axak2z7pbrg4ofrdeqonyirkxf62fmx73jvbi7zb6luwmsyg5fjq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion discovery execution privilege_escalation
Link:
https://tria.ge/reports/261102-qw1x5awx4k/
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
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
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
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:Guloader_VBScript
Create hunting rule
Author:Ankit Anubhav - ankitanubhav.info
Description:Detects GuLoader/CloudEye VBScripts
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/96836/

Comments