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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9. 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


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9
SHA3-384 hash: 609f12b33e5cc782953091fc71e1847c1f9553bdda9c95be5fac730b059c77f0930c8b1309f6beff30ed9a79b51602b2
SHA1 hash: 0e76852ca217b268c305acf1e0d89a835e45968b
MD5 hash: 26b15bc3f9fd9cac9c26cf5fda5e10a6
humanhash: maryland-ink-vermont-colorado
File name:Katty Stell Inv587 Processed.js
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:5'073'189 bytes
First seen:2026-09-02 11:27:04 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:ogYX9CKdi1ntFz9siSyIwH+nZf/rlqsZKtE:og1Kdi1ntFz9siSyIwH+nZf/rlqsZN
TLSH T1AC36B77325EE9A4EBF04B75969CD2E584F8EC02925915BD845FF4AC8040B42F2D90BEF
Magika javascript
Reporter lowmal3
Tags:js RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
167
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm downloader evasive fingerprint obfuscated powershell repaired
Link:
https://www.filescan.io/uploads/6a98081615da93dc477602ca/reports/a03966eb-57de-47ae-bd9b-48b3075f2d7d/overview
Verdict:
Malicious
Labled as:
Trojan/JS.Obfuscated
Link:
https://www.hybrid-analysis.com/sample/6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9
Verdict:
Malicious
File Type:
js
First seen:
2026-09-02T07:03:00Z UTC
Last seen:
2026-09-04T00:40:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9/results?tab=lookup
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1967318
Signature
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Internet Explorer form passwords
Contains functionalty to change the wallpaper
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
JavaScript file contains suspicious strings
JavaScript source code contains functionality to generate code involving a shell, file or stream
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
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 Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1967318 Sample: Katty Stell Inv587 Processed.js Startdate: 02/09/2026 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 8 other signatures 2->47 7 wscript.exe 3 2->7         started        process3 file4 37 C:\Temp\ps_ioIM8kvZzUGh_1788348753671.ps1, ASCII 7->37 dropped 63 Suspicious powershell command line found 7->63 65 Wscript starts Powershell (via cmd or directly) 7->65 67 Bypasses PowerShell execution policy 7->67 69 3 other signatures 7->69 11 powershell.exe 16 7->11         started        14 taskkill.exe 1 7->14         started        signatures5 process6 signatures7 71 Writes to foreign memory regions 11->71 73 Injects a PE file into a foreign processes 11->73 16 aspnet_compiler.exe 4 5 11->16         started        21 aspnet_compiler.exe 11->21         started        23 conhost.exe 11->23         started        27 4 other processes 11->27 25 conhost.exe 14->25         started        process8 dnsIp9 39 96.9.226.22, 49712, 49713, 9462 AMANAHA-NEW-AmanahTechIncCA Canada 16->39 29 C:\Users\user\AppData\...\Login Data.tmp, SQLite 16->29 dropped 31 C:\Users\user\AppData\...\Login Data.tmp, SQLite 16->31 dropped 33 C:\Users\user\...\Login Data For Account.tmp, SQLite 16->33 dropped 35 C:\ProgramData\remcos\logs.dat, data 16->35 dropped 49 Detected Remcos RAT 16->49 51 Tries to harvest and steal browser information (history, passwords, etc) 16->51 53 Installs a global keyboard hook 16->53 55 Contains functionality to bypass UAC (CMSTPLUA) 21->55 57 Contains functionalty to change the wallpaper 21->57 59 Contains functionality to steal Internet Explorer form passwords 21->59 61 2 other signatures 21->61 file10 signatures11
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9
Gathering data
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9/
Threat name:
Script-JS.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-09-02 11:27:30 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 24 (29.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nsulwllhkxidkcwdfli6opn4ggn6mkjrrmdtqppiakwxjhi7gkuq._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection defense_evasion execution rat
Link:
https://tria.ge/reports/260902-nkkewsdp7v/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
ConfuserEx .NET packer
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: Remcos
Malware Config
C2 Extraction:
96.9.226.22:9462
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/6ca8bb2d6755d0350ac32ad1e73dbc319be629318b07383de802ad749d1f32a9

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:Base64_Encoded_Powershell_Directives
Create hunting rule

File information

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

Comments