MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4
SHA3-384 hash: 641be6c16862032fd7d4cf65e1b1fc2fb46a8ee5308d2f8ad070f1d695b309d82cf21aae2b0108a32d9fa470af64859f
SHA1 hash: 6d7f53be87046f17caebadb31f232c58fc245a6f
MD5 hash: fdc54861842d092c8f924167f0a5c5e1
humanhash: oregon-mississippi-fourteen-muppet
File name:Purchase Order Specifications.js
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:75'440 bytes
First seen:2025-05-22 06:04:32 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:RwC0WLbNl7VB2B+PJSBoE+5YMJewn+n5YeWT2itmG/hilPJCRF3u6q6MbxOfDAVc:5hAWT2Y5WYRF3QV7Vlva0Q8h1DVeEHEh
Threatray 9 similar samples on MalwareBazaar
TLSH T16773C7D9704BA06B53A32324523F154AEDFEE515196DD8A4F58C89C83F3082D92F1EEE
Magika javascript
Reporter abuse_ch
Tags:js RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
411
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.26863.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26444.JsHeur.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PUA.JS.Downloader-133.UNOFFICIAL
Create hunting rule

Js.Dropper.Divergent-7133099-1
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=682ebf20c28c67d666445190
Tags:
dropper xtreme shell
Verdict:
Malicious
Labled as:
TrojanDownloader/JS.Nemucod
Link:
https://www.hybrid-analysis.com/sample/7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1696563
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates autostart registry keys with suspicious values (likely registry only malware)
Delayed program exit found
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 file is likely language aware (will only work on specific systems)
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
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)
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 Powershell download and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1696563 Sample: Purchase Order Specifications.js Startdate: 22/05/2025 Architecture: WINDOWS Score: 100 54 paste.ee 2->54 56 82.21.158.147 NTLGB United Kingdom 2->56 58 3 other IPs or domains 2->58 72 Suricata IDS alerts for network traffic 2->72 74 Found malware configuration 2->74 76 Malicious sample detected (through community Yara rule) 2->76 80 19 other signatures 2->80 9 wscript.exe 1 1 2->9         started        13 wscript.exe 2->13         started        15 wscript.exe 1 2->15         started        signatures3 78 Connects to a pastebin service (likely for C&C) 54->78 process4 dnsIp5 60 paste.ee 23.186.113.60, 443, 49692, 49693 KLAYER-GLOBALNL Reserved 9->60 82 JScript performs obfuscated calls to suspicious functions 9->82 84 Suspicious powershell command line found 9->84 86 Wscript starts Powershell (via cmd or directly) 9->86 90 2 other signatures 9->90 17 powershell.exe 15 16 9->17         started        88 System process connects to network (likely due to code injection or exploit) 13->88 21 powershell.exe 13->21         started        23 powershell.exe 15->23         started        signatures6 process7 dnsIp8 52 ia600705.us.archive.org 207.241.227.165, 443, 49694, 49703 INTERNET-ARCHIVEUS United States 17->52 66 Creates autostart registry keys with suspicious values (likely registry only malware) 17->66 68 Writes to foreign memory regions 17->68 70 Injects a PE file into a foreign processes 17->70 25 AddInProcess32.exe 2 16 17->25         started        30 cmd.exe 2 17->30         started        32 conhost.exe 17->32         started        34 AddInProcess32.exe 21->34         started        36 conhost.exe 21->36         started        38 AddInProcess32.exe 23->38         started        40 conhost.exe 23->40         started        42 AddInProcess32.exe 23->42         started        44 AddInProcess32.exe 23->44         started        signatures9 process10 dnsIp11 62 myhost001.myddns.me 176.65.143.47, 49699, 9373 WEBTRAFFICDE Germany 25->62 64 geoplugin.net 178.237.33.50, 49700, 80 ATOM86-ASATOM86NL Netherlands 25->64 48 C:\ProgramData\remcos\logs.dat, data 25->48 dropped 92 Detected Remcos RAT 25->92 94 Contains functionalty to change the wallpaper 25->94 96 Contains functionality to steal Chrome passwords or cookies 25->96 98 4 other signatures 25->98 50 C:\Users\Public\Downloads\nonintrinsic.js, Unicode 30->50 dropped 46 conhost.exe 30->46         started        file12 signatures13 process14
Score:
0%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4/
Threat name:
Script.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2025-05-22 01:13:57 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 24 (37.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=osdxrd6mlrchpluowug2bov7wc2lxujkdpfwidne2egbtvz6zdka._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
1954852d49e10ab60251b4d441456bde537c7f349297c2c9c972aaf6cd9f5065
RemcosRAT
25d96cd43fe35d1ab7dd8be793a2b54595876ba8514ab273efe59a345afaae14
RemcosRAT
5ad1335c5ee3383a9df8dc9cbb6ae96d79e81485c7c239675bc2bbb0b9499d39
RemcosRAT
6d76eb3bddde98330c44eaad153adab619c41faa8fda8f32802b6d8046188618
RemcosRAT
6e7b45cff195d3b5234ecb0d64022233bb382524960fee75316ffeb3c87ad102
RemcosRAT
9568e856bd7e2469908c9ee8dfc816f94662dd9643e34c6ec6d3153656e82247
RemcosRAT
9f28f82d21fe99d0efdcab403f73870d68fd94e6d0f762e658d923ccd1e7424c
RemcosRAT
a99dcf9a006a8bba7ff7a934fdd7d1d4232ee5ead022dcdc36a2bb9f8e3242d6
RemcosRAT
b202388fc74fa1cbbbd75f498fbd1a0f44a13494d021840fc897690792795d7a
RemcosRAT
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:may 18 den discovery execution persistence rat
Link:
https://tria.ge/reports/250522-gtjrdsypv8/
Behaviour
Modifies registry class
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Remcos
Remcos family
Malware Config
C2 Extraction:
myhost001.myddns.me:9373
82.21.158.147:9373
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/7487788fcc5c4477ae8eb50da0babfb0b4bbd12a1bcb640da4d10c19d73ec8d4

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:INDICATOR_SUSPICIOUS_JS_WMI_ExecQuery
Create hunting rule
Author:ditekSHen
Description:Detects JS potentially executing WMI queries
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:OBFUS_PowerShell_Common_Replace
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the common usage of replace for obfuscation

File information

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

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