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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5c71b7b68dce37ee063819c8a8c35effbea803bba953829d01c39a4b2c5997e. 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: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: c5c71b7b68dce37ee063819c8a8c35effbea803bba953829d01c39a4b2c5997e
SHA3-384 hash: acabc341a147cc86435bb0098fc01553e078b66c8e2e5510df00170c8ab037736b252d9b5c92c603e891c790f920eb2a
SHA1 hash: 6a0d85e51ba32189408c6e1c0a55df0ca1d75478
MD5 hash: 6515783650e67fc9f0f57f2846bef5ff
humanhash: football-fanta-mountain-september
File name:reference for order.js
Download: download sample
Signature RemcosRAT
File size:5'355'570 bytes
First seen:2026-09-24 13:30:51 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:jJ2g2Zvd3wKt2zR1FAXNwuSu6EJCkhwYh699fQsDDIJ8hqBemOnHlG/DQBCjcDK+:tqRAD
TLSH T1BD464C656F88712726288547DAC622F10E4445C31099A845E787EEF5FCC2FBF2CFA9D2
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika vba
Reporter abuse_ch
Tags:js RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
174
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-09-24T07:22:00Z UTC
Last seen:
2026-09-25T19:44:00Z UTC
Hits:
~100
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject threads in other processes
Contains functionality to steal Internet Explorer form passwords
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
Found stalling execution ending in API Sleep call
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
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: 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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file registry)
Unusual module load detection (module proxying)
Uses dynamic DNS services
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 MSIL Injector
Yara detected Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1977673 Sample: reference for order.js Startdate: 24/09/2026 Architecture: WINDOWS Score: 100 43 powerflash64bk.duckdns.org 2->43 45 powerflash64.duckdns.org 2->45 47 essizs.com 2->47 51 Suricata IDS alerts for network traffic 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 59 18 other signatures 2->59 8 powershell.exe 14 7 2->8         started        12 wscript.exe 7 2 2->12         started        15 wscript.exe 2->15         started        signatures3 57 Uses dynamic DNS services 45->57 process4 dnsIp5 49 essizs.com 206.168.149.26, 443, 49737, 49747 FIBERSTATE-FiberStateLLCUS United States 8->49 75 Writes to foreign memory regions 8->75 77 Modifies the context of a thread in another process (thread injection) 8->77 79 Injects a PE file into a foreign processes 8->79 17 cmd.exe 4 3 8->17         started        22 conhost.exe 8->22         started        37 C:\Users\Public\Downloads\QWNEvQaWNs.js, Unicode 12->37 dropped 81 Suspicious powershell command line found 12->81 83 Wscript starts Powershell (via cmd or directly) 12->83 85 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->85 87 3 other signatures 12->87 24 powershell.exe 15->24         started        file6 signatures7 process8 dnsIp9 39 powerflash64.duckdns.org 192.169.69.25, 49743, 53522 SERVERSTADIUM-WowrackcomUS Canada 17->39 41 powerflash64bk.duckdns.org 37.120.206.164, 49744, 49746, 60507 M247RO Romania 17->41 31 C:\Users\user\AppData\...\Login Data.tmp, SQLite 17->31 dropped 33 C:\Users\user\AppData\...\Login Data.tmp, SQLite 17->33 dropped 35 C:\Users\user\...\Login Data For Account.tmp, SQLite 17->35 dropped 61 Contains functionality to bypass UAC (CMSTPLUA) 17->61 63 Detected Remcos RAT 17->63 65 Tries to steal Mail credentials (via file registry) 17->65 73 5 other signatures 17->73 67 Writes to foreign memory regions 24->67 69 Modifies the context of a thread in another process (thread injection) 24->69 71 Injects a PE file into a foreign processes 24->71 26 cmd.exe 24->26         started        29 conhost.exe 24->29         started        file10 signatures11 process12 signatures13 89 Detected Remcos RAT 26->89
Gathering data
Threat name:
Script-JS.Trojan.Generic
Status:
Suspicious
First seen:
2026-09-24 12:54:47 UTC
File Type:
Binary
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
execution persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments