MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 65725b8ff13efa57e3ab2945f551c76de562ab65c3d46b39e830ca45b720b9cc. 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: 11
| SHA256 hash: | 65725b8ff13efa57e3ab2945f551c76de562ab65c3d46b39e830ca45b720b9cc |
|---|---|
| SHA3-384 hash: | e5c6a4a5686b9eacc8b7e28815e34af0bfbc583da197337ce5cc939fdfaee48da2c70c1ad02bf98916ddf474484a0406 |
| SHA1 hash: | a33c9ab8ebfcd874b9fff3cb439979b8934d7a77 |
| MD5 hash: | 9f6443fa53bb69ec922a32133e4b0952 |
| humanhash: | october-colorado-aspen-quebec |
| File name: | Chrome_error_report_149635.js |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 5'652 bytes |
| First seen: | 2026-10-05 20:10:50 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | application/javascript |
| ssdeep | 96:jZKG7LqXc05bK3gSe6PIIYLW8ASOBXcfhPyfu9j+qc5dF2BboBMTmCHLY:oCWcwK3u6PIvAS2XmhPqClKkBbeMaCHE |
| TLSH | T1ADC1ECCD36E1E447138E1F63BE157BF7E0B68C7A1984A403921CF98EA0A841BC67D971 |
| Magika | javascript |
| Reporter |  smica83 |
| Tags: | js RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
183
Origin country :
HUVendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
obfuscated repaired
Verdict:
Suspicious
Labled as:
HEUR_TrojanDownloader_Script_Generic
Verdict:
Malicious
File Type:
js
First seen:
2026-10-03T19:45:00Z UTC
Last seen:
2026-10-06T20:44:00Z UTC
Hits:
~100
Result
Threat name:
Remcos
Detection:
malicious
Classification:
evad.rans.troj.spyw.expl
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionalty to change the wallpaper
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential obfuscated javascript found
Powershell connects to network
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious Environment Variable Has Been Registered
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
93%
Verdict:
Malware
File Type:
SCRIPT
Gathering data
Detection:
remcos
Threat name:
Script-JS.Trojan.Multiverze
Status:
Malicious
First seen:
2026-10-04 14:39:08 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 24 (29.17%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:18 defense_evasion discovery execution persistence rat spyware trojan
Behaviour
Modifies system certificate store
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Enumerates connected drives
Badlisted process makes network request
Family: Remcos
Process spawned unexpected child process
Malware Config
C2 Extraction:
rmans.webredirect.org:2404
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | SUSP_obfuscated_JS_obfuscatorio |
|---|---|
| Author: | @imp0rtp3 |
| Description: | Detect JS obfuscation done by the js obfuscator (often malicious) |
| Reference: | https://obfuscator.io |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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