MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 56e7837e2855d749d9848d20ffb2e682f2288b7f10156597abd2fdee543e79c6. 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: 11
| SHA256 hash: | 56e7837e2855d749d9848d20ffb2e682f2288b7f10156597abd2fdee543e79c6 |
|---|---|
| SHA3-384 hash: | 3f9cf927a6ebb20005703cb01e415dd001014b8f36939a8930bc5e80c678b821e5a8a00e031b1ed6a4bf0af0eff4d24e |
| SHA1 hash: | b02c41d732c05efc3c1b48b59bc0c23c3e586908 |
| MD5 hash: | 5ad46a612d77078adb84e4c3b59113b8 |
| humanhash: | pip-tango-tango-salami |
| File name: | RFQ.vbs |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 25'651 bytes |
| First seen: | 2026-07-14 03:29:03 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | text/plain |
| ssdeep | 768:fW6bdxnzBW/LwLaYxCqer6s5/cSCkibE0+6yqvWmhxMjF0MiNi+08J:j5wH5r3/cSab1dyqvWIOjG |
| TLSH | T152B229A27F9409578D8F21A7993C4F6AC9149995C8713CA8BCBDFB0DE844B1C36AC41E |
| Magika | vba |
| Reporter | |
| Tags: | GuLoader vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
85
Origin country :
CHVendor Threat Intelligence
No detections
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
94.9%
Tags:
vmdetect xtreme shell sage
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
downloader evasive
Verdict:
Suspicious
Labled as:
VBS/Agent.QMG trojan
Verdict:
Malicious
File Type:
vbs
First seen:
2026-07-13T23:53:00Z UTC
Last seen:
2026-07-14T00:22:00Z UTC
Hits:
~100
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Potential malicious VBS script found (suspicious strings)
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line 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
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Verdict:
Malware
YARA:
1 match(es)
Tags:
Scripting.FileSystemObject Shell.Application T1059.005 VBScript
Threat name:
Script-WScript.Trojan.Sonbokli
Status:
Malicious
First seen:
2026-07-14 03:29:32 UTC
File Type:
Text (VBS)
AV detection:
3 of 36 (8.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
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.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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