MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68
SHA3-384 hash: 2648ecbcdc1979883e9751603fe14c806dba77fa990d5627c9cacdbf3116de6e99f5484a82f4d5933d1f9e2193bce2d4
SHA1 hash: 0f14cba90b4ff8c0e096c514692b31e402d456f3
MD5 hash: 716aaf1d9cad7adc83165137b0908eef
humanhash: two-happy-lion-robin
File name:createdbestthingswithbetterwaysgivemebestfor.hta
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:14'234 bytes
First seen:2025-02-12 19:22:03 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 48:3vUzyAm9euUzyLKm9elka93UDmCKpy4MOFpNrnUzygSUzyURxx/m9esvUzyhPG:ctj9AH6F7n2TXw+
TLSH T1325294259CC5AE3BC7466214AAED59D7708C1BBF085AE31632FDE0574760B684CDC2B3
Magika txt
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BV.Agent-BVA.26881.23127.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67acf50e4f5583c4c4d87b7d
Tags:
obfuscate shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68/results/dashboard
Payload URLs
URL
File name
http://66.179.210.19/78/createdbestthingswithbetterwaysgivemebestfor.gIF
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/67acf50841f6d21e6a3a4b9b/reports/8eea816c-6d94-4cde-a67b-067979c12ec1/overview
Verdict:
Malicious
Labled as:
VBS.Asthma.2.9CD4AF24
Link:
https://www.hybrid-analysis.com/sample/8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68
Result
Verdict:
MALICIOUS
Details
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Result
Threat name:
Cobalt Strike, Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1613544
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
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
Delayed program exit found
Detected Cobalt Strike Beacon
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Potential malicious VBS script found (suspicious strings)
PowerShell case anomaly found
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious command line found
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
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 Powershell decode and execute
Yara detected Powershell download and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1613544 Sample: createdbestthingswithbetter... Startdate: 12/02/2025 Architecture: WINDOWS Score: 100 58 ugobelube.duckdns.org 2->58 60 resc.cloudinary.com.cdn.cloudflare.net 2->60 62 2 other IPs or domains 2->62 76 Suricata IDS alerts for network traffic 2->76 78 Found malware configuration 2->78 80 Malicious sample detected (through community Yara rule) 2->80 84 16 other signatures 2->84 12 mshta.exe 1 2->12         started        signatures3 82 Uses dynamic DNS services 58->82 process4 signatures5 110 Suspicious command line found 12->110 112 PowerShell case anomaly found 12->112 15 cmd.exe 1 12->15         started        process6 signatures7 120 Detected Cobalt Strike Beacon 15->120 122 Suspicious powershell command line found 15->122 124 Wscript starts Powershell (via cmd or directly) 15->124 126 PowerShell case anomaly found 15->126 18 powershell.exe 3 43 15->18         started        23 conhost.exe 15->23         started        process8 dnsIp9 64 66.179.210.19, 49704, 49735, 80 SRS-6-Z-7381US United States 18->64 52 createdbestthingsw...aysgivemebestfo.vbs, Unicode 18->52 dropped 54 C:\Users\user\AppData\...\q51rbk2k.cmdline, Unicode 18->54 dropped 86 Potential malicious VBS script found (suspicious strings) 18->86 88 Loading BitLocker PowerShell Module 18->88 25 wscript.exe 2 18->25         started        28 csc.exe 3 18->28         started        file10 signatures11 process12 file13 102 Detected Cobalt Strike Beacon 25->102 104 Suspicious powershell command line found 25->104 106 Wscript starts Powershell (via cmd or directly) 25->106 108 2 other signatures 25->108 31 powershell.exe 15 15 25->31         started        56 C:\Users\user\AppData\Local\...\q51rbk2k.dll, PE32 28->56 dropped 35 cvtres.exe 1 28->35         started        signatures14 process15 dnsIp16 70 resc.cloudinary.com.cdn.cloudflare.net 104.17.201.1, 443, 49706 CLOUDFLARENETUS United States 31->70 72 Writes to foreign memory regions 31->72 74 Injects a PE file into a foreign processes 31->74 37 CasPol.exe 31->37         started        40 CasPol.exe 4 13 31->40         started        43 conhost.exe 31->43         started        signatures17 process18 dnsIp19 90 Contains functionality to bypass UAC (CMSTPLUA) 37->90 92 Tries to steal Mail credentials (via file registry) 37->92 94 Contains functionalty to change the wallpaper 37->94 100 5 other signatures 37->100 66 ugobelube.duckdns.org 45.149.241.143, 1213, 49979, 49981 UUNETUS Germany 40->66 68 geoplugin.net 178.237.33.50, 49980, 80 ATOM86-ASATOM86NL Netherlands 40->68 96 Detected Remcos RAT 40->96 98 Maps a DLL or memory area into another process 40->98 45 CasPol.exe 40->45         started        48 CasPol.exe 40->48         started        50 CasPol.exe 14 40->50         started        signatures20 process21 signatures22 114 Tries to steal Instant Messenger accounts or passwords 45->114 116 Tries to steal Mail credentials (via file / registry access) 45->116 118 Tries to harvest and steal browser information (history, passwords, etc) 48->118
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68/
Threat name:
Script-WScript.Trojan.Asthma
Create hunting rule
Status:
Malicious
First seen:
2025-02-12 14:11:07 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmnt4h3j23jttyvxpylbarlvisyxotvrqs2twsing7qxmz6e3vua._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost adware collection defense_evasion discovery execution persistence privilege_escalation rat stealer
Link:
https://tria.ge/reports/250212-x3e3kavmbp/
Behaviour
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Uses Task Scheduler COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Checks installed software on the system
Command and Scripting Interpreter: PowerShell
Installs/modifies Browser Helper Object
Checks computer location settings
Event Triggered Execution: Component Object Model Hijacking
Executes dropped EXE
Boot or Logon Autostart Execution: Active Setup
Downloads MZ/PE file
Evasion via Device Credential Deployment
Blocklisted process makes network request
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
ugobelube.duckdns.org:1213
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/8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68

File information

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

Web download

RemcosRAT

HTML Application (hta) hta 8b1b3e1f69d6d339e2b77e1610457544b1774eb184b53b490d37e17667c4dd68

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3437747/
  
Delivery method
Distributed via web download

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