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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488. 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: d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488
SHA3-384 hash: 39df6aa5dd474b52d10283f566c31f101bf83c12df895a88772933bd518f6acd69f9bdde19093cef7d0ea190a190065a
SHA1 hash: f34514df2fd77f0253ce2143af274d97f7ad8f25
MD5 hash: 3d7d5384b322fbc661902992c37d88db
humanhash: bacon-lemon-item-north
File name:Invoice_700594.js
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:5'119'485 bytes
First seen:2026-08-27 14:20:10 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:7Zb76W1t7NhsVlR5nlTbXrg6L32BXB166cE6rGCrrZ6MVT/xbeBabC7u5PnlowRy:/
TLSH T19F361AF35BAE54835D2C7639420F99D80B5DCE6C8A52A9ACB0CF55F5120F1D62AC08BF
Magika javascript
Reporter abuse_ch
Tags:js RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
165
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated repaired
Link:
https://www.filescan.io/uploads/6a9047acbf67f8b635654d05/reports/f456ea1f-ef7d-4818-a657-01ffa7f2aabd/overview
Verdict:
Malicious
Labled as:
Trojan/JS.Obfuscated
Link:
https://www.hybrid-analysis.com/sample/d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488
Verdict:
Malicious
File Type:
js
First seen:
2026-08-27T05:10:00Z UTC
Last seen:
2026-08-28T03:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488/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/1964814
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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 functionalty to change the wallpaper
Creates autostart registry keys with suspicious names
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates multiple autostart registry keys
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
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: New RUN Key Pointing to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
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 Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1964814 Sample: Invoice_700594.js Startdate: 27/08/2026 Architecture: WINDOWS Score: 100 77 207.180.29.85 HVC-AS-HIVELOCITYIncUS United States 2->77 79 Found malware configuration 2->79 81 Malicious sample detected (through community Yara rule) 2->81 83 Multi AV Scanner detection for submitted file 2->83 85 10 other signatures 2->85 10 wscript.exe 2 4 2->10         started        13 powershell.exe 19 2->13         started        15 powershell.exe 2->15         started        17 3 other processes 2->17 signatures3 process4 signatures5 107 Suspicious powershell command line found 10->107 109 Wscript starts Powershell (via cmd or directly) 10->109 111 Creates autostart registry keys with suspicious values (likely registry only malware) 10->111 117 4 other signatures 10->117 19 powershell.exe 16 10->19         started        113 Writes to foreign memory regions 13->113 115 Injects a PE file into a foreign processes 13->115 22 aspnet_compiler.exe 13->22         started        24 aspnet_compiler.exe 13->24         started        27 aspnet_compiler.exe 13->27         started        33 6 other processes 13->33 29 conhost.exe 15->29         started        35 5 other processes 15->35 31 conhost.exe 1 17->31         started        37 2 other processes 17->37 process6 file7 87 Writes to foreign memory regions 19->87 89 Injects a PE file into a foreign processes 19->89 39 aspnet_compiler.exe 19->39         started        42 aspnet_compiler.exe 2 3 19->42         started        45 aspnet_compiler.exe 19->45         started        53 7 other processes 19->53 91 Detected Remcos RAT 22->91 93 Creates autostart registry keys with suspicious names 22->93 95 Creates multiple autostart registry keys 22->95 47 remcos.exe 22->47         started        73 C:\Users\user\AppData\Roaming\...\remcos.exe, PE32 24->73 dropped 49 remcos.exe 24->49         started        51 remcos.exe 27->51         started        signatures8 process9 file10 97 Contains functionality to bypass UAC (CMSTPLUA) 39->97 99 Contains functionalty to change the wallpaper 39->99 101 Contains functionality to register a low level keyboard hook 39->101 103 Unusual module load detection (module proxying) 39->103 75 C:\ProgramData\Remcos\remcos.exe, PE32 42->75 dropped 105 Detected Remcos RAT 42->105 55 remcos.exe 2 42->55         started        57 remcos.exe 45->57         started        59 conhost.exe 47->59         started        61 conhost.exe 49->61         started        63 conhost.exe 51->63         started        65 remcos.exe 53->65         started        signatures11 process12 process13 67 conhost.exe 55->67         started        69 conhost.exe 57->69         started        71 conhost.exe 65->71         started       
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488
Gathering data
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488/
Threat name:
Script-JS.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-08-27 12:59:26 UTC
File Type:
Text (JavaScript)
AV detection:
5 of 24 (20.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=22kqupk265jjw55ztpje6vwmevgonzx5byeevfoolsm67recwsea._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery execution persistence privilege_escalation rat
Link:
https://tria.ge/reports/260827-rnlc5shh55/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Creates a file in the Startup directory
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Family: Remcos
Malware Config
C2 Extraction:
207.180.29.85:2404
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/d6950a3d5af7529b77b99bd24f56cc254ce6e6fd0e084a95ce5c99efc482b488

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