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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39. 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


RemcosRAT


Vendor detections: 13


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

SHA256 hash: fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39
SHA3-384 hash: 541b911574476b529308ac1d60b7f76ca6afa4ed6a86079aaf4246ce0185383d5e56b2c12020cf495ca6902082dd4a39
SHA1 hash: cdd5f5657b7efdab718d345d94693cb04a15c538
MD5 hash: e9985c83a9ef65973cbaa4e2673c597a
humanhash: mike-stairway-venus-nevada
File name:SC_TR11670000_pdf.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:276'313 bytes
First seen:2026-07-28 02:05:38 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 6144:FupyvMhX48ZdWIQqUNpXF/hJVuiyRB5vYGTKD:iA8ZdWusph94DYxD
TLSH T19D442820DCD80B3A0E5707EDFF500A65C9FDC529863790ACEA9E171E50125ACDBBF268
Magika vba
Reporter threatcat_ch
Tags:RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
120
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/76506/
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cloudeye downloader evasive lolbin masquerade msiexec
Link:
https://www.filescan.io/uploads/6a680ea644ef34449f45c725/reports/67907cbd-9aa9-45eb-ab67-24b9ee7cae04/overview
Verdict:
Malicious
Labled as:
PowerShell/CloudEye.KM trojan
Link:
https://www.hybrid-analysis.com/sample/fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39
Verdict:
Malicious
File Type:
vbs
First seen:
2026-07-27T09:36:00Z UTC
Last seen:
2026-07-30T00:22:00Z UTC
Hits:
~10000
Link:
https://opentip.kaspersky.com/fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39/results?tab=lookup
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1948695
Signature
Found suspicious powershell code related to unpacking or dynamic code loading
Hijacks the control flow in another process
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1948695 Sample: SC_TR11670000_pdf.vbs Startdate: 28/07/2026 Architecture: WINDOWS Score: 100 27 drive.usercontent.google.com 2->27 29 drive.google.com 2->29 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected GuLoader 2->41 43 5 other signatures 2->43 8 wscript.exe 1 2->8         started        11 powershell.exe 16 2->11         started        13 rundll32.exe 2->13         started        signatures3 process4 signatures5 45 VBScript performs obfuscated calls to suspicious functions 8->45 47 Suspicious powershell command line found 8->47 49 Wscript starts Powershell (via cmd or directly) 8->49 59 3 other signatures 8->59 15 powershell.exe 16 8->15         started        51 Hijacks the control flow in another process 11->51 53 Writes to foreign memory regions 11->53 55 Found suspicious powershell code related to unpacking or dynamic code loading 11->55 57 Switches to a custom stack to bypass stack traces 11->57 19 wab.exe 3 1 11->19         started        21 conhost.exe 11->21         started        23 wab.exe 11->23         started        process6 dnsIp7 31 drive.usercontent.google.com 142.251.167.132, 443, 49769 GOOGLE-GoogleLLCUS United States 15->31 33 drive.google.com 64.233.180.102, 443, 49768 GOOGLE-GoogleLLCUS United States 15->33 35 Found suspicious powershell code related to unpacking or dynamic code loading 15->35 25 conhost.exe 15->25         started        signatures8 process9
Score:
74%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39
Verdict:
Malware
YARA:
1 match(es)
Tags:
Scripting.FileSystemObject Shell.Application T1059.005 VBS Execute Sub-Script VBScript
Link:
https://app.malva.re/file/e9985c83a9ef65973cbaa4e2673c597a
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39/
Threat name:
Win32.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2026-07-27 12:43:28 UTC
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7qe7vi75x4hww7l2vujf5sthtc4pxeuhctp3brvxszfim3677y4q._file
Verdict:
malicious
Label(s):
Remcos
Create hunting rule
Link:
https://reports.threatray.com/9683f302-b888-407e-a8ff-95e4afa4bff2
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery execution rat
Link:
https://tria.ge/reports/260728-cjn6xaee34/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Executes a VBScript file via the Windows Script Host.
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Contacts third-party web service commonly abused for C2
Checks computer location settings
Badlisted process makes network request
Family: Remcos
Malware Config
C2 Extraction:
102.220.160.105:2404
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39

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:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
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.

Malspam

RemcosRAT

Visual Basic Script (vbs) vbs fc09faa3fdbf0f6b7d7aad125eca6798b8fb928714dfb0c6b7964a866fdffe39

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/76506/

Comments