MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec
SHA3-384 hash: 373ef4922c0c548f584b14e05ff91b2c16eafc7ca8692352341b1ecfd0f3c6318231f9f052aefda3f5efd5845f81b080
SHA1 hash: 090650754ac26c80128fed9b425000f3167551f4
MD5 hash: 4b953e9801ac2ec60bf284162ed6793d
humanhash: happy-fifteen-glucose-alanine
File name:nicegirlkissedmewithloverissingmegoodgreatthings.hta
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:503'494 bytes
First seen:2025-01-20 14:06:43 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 768:PnQVWUUGY6qZFKN9xv7RmzmBLStxuzHtu1Dj0YNYlBdNpdCb8sOUw8Qp3/GHxwv2:JRkKyMIBK2r0a8i4h
TLSH T16DB4D41C38C0F40FAD1A022BB63B75C9FA51387EA7C9B87691742549E486CB769D0CE7
Magika javascript
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.JS.Obfus-2178.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PUA.JS.Obfus-2179.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PUA.JS.Obfus-2525.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=678e5cceb5602ee8cdada713
Tags:
obfuscate shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated powershell
Link:
https://www.filescan.io/uploads/678e588da133e9ca8d0d65bc/reports/634334cd-ddf6-47d6-be97-e554777b03c6/overview
Verdict:
Malicious
Labled as:
Trojan.Script.Heuristic
Link:
https://www.hybrid-analysis.com/sample/c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec
Result
Verdict:
MALICIOUS
Result
Threat name:
BlackHacker JS Obfuscator, Cobalt Strike
Create hunting rule
Detection:
malicious
Classification:
rans.spre.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1595230
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
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
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
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)
Wscript starts Powershell (via cmd or directly)
Yara detected BlackHacker JS Obfuscator
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: 1595230 Sample: nicegirlkissedmewithloveris... Startdate: 20/01/2025 Architecture: WINDOWS Score: 100 57 millionairedreams2025.duckdns.org 2->57 59 uploaddeimagens.com.br 2->59 61 geoplugin.net 2->61 71 Suricata IDS alerts for network traffic 2->71 73 Found malware configuration 2->73 75 Malicious sample detected (through community Yara rule) 2->75 79 17 other signatures 2->79 12 mshta.exe 1 2->12         started        signatures3 77 Uses dynamic DNS services 57->77 process4 signatures5 105 Suspicious command line found 12->105 107 PowerShell case anomaly found 12->107 15 cmd.exe 1 12->15         started        process6 signatures7 109 Detected Cobalt Strike Beacon 15->109 111 Suspicious powershell command line found 15->111 113 Wscript starts Powershell (via cmd or directly) 15->113 115 PowerShell case anomaly found 15->115 18 powershell.exe 3 44 15->18         started        23 conhost.exe 15->23         started        process8 dnsIp9 63 192.210.215.7, 49716, 49764, 80 AS-COLOCROSSINGUS United States 18->63 51 nicegirlwantmetoki...pswellwithmylip.vbS, Unicode 18->51 dropped 53 C:\Users\user\AppData\...\fxyitoit.cmdline, Unicode 18->53 dropped 81 Loading BitLocker PowerShell Module 18->81 25 wscript.exe 2 18->25         started        28 csc.exe 3 18->28         started        file10 signatures11 process12 file13 91 Detected Cobalt Strike Beacon 25->91 93 Suspicious powershell command line found 25->93 95 Wscript starts Powershell (via cmd or directly) 25->95 97 2 other signatures 25->97 31 powershell.exe 15 15 25->31         started        55 C:\Users\user\AppData\Local\...\fxyitoit.dll, PE32 28->55 dropped 34 cvtres.exe 1 28->34         started        signatures14 process15 dnsIp16 69 uploaddeimagens.com.br 104.21.16.1, 443, 49753 CLOUDFLARENETUS United States 31->69 36 CasPol.exe 4 13 31->36         started        40 conhost.exe 31->40         started        process17 dnsIp18 65 millionairedreams2025.duckdns.org 192.3.232.40, 14645, 49780, 49787 AS-COLOCROSSINGUS United States 36->65 67 geoplugin.net 178.237.33.50, 49786, 80 ATOM86-ASATOM86NL Netherlands 36->67 83 Contains functionality to bypass UAC (CMSTPLUA) 36->83 85 Detected Remcos RAT 36->85 87 Tries to steal Mail credentials (via file registry) 36->87 89 7 other signatures 36->89 42 CasPol.exe 36->42         started        45 CasPol.exe 36->45         started        47 CasPol.exe 36->47         started        49 2 other processes 36->49 signatures19 process20 signatures21 99 Tries to steal Instant Messenger accounts or passwords 42->99 101 Tries to steal Mail credentials (via file / registry access) 42->101 103 Tries to harvest and steal browser information (history, passwords, etc) 45->103
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec/
Threat name:
Document-HTML.Trojan.Remcos
Create hunting rule
Status:
Suspicious
First seen:
2025-01-20 10:40:34 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 38 (18.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y5vxkrh5cazbxwcm2z6gmyvxz22p44nio6e2bgkiy25gsdypwpwa._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:zynova collection defense_evasion discovery execution rat
Link:
https://tria.ge/reports/250120-rezjeasqgn/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Accesses Microsoft Outlook accounts
Checks computer location settings
Blocklisted process makes network request
Evasion via Device Credential Deployment
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
millionairedreams2025.duckdns.org:14645
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c76b7544fd10/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec

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:SUSP_obfuscated_JS_obfuscatorio
Create hunting rule
Author:@imp0rtp3
Description:Detect JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io

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 c76b7544fd10321bd84cd67c6662b7ceb4fe71a87789a09948c6ba690f0fb3ec

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3407023/
  
Delivery method
Distributed via web download

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