MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219. 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: 8


Intelligence 8 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219
SHA3-384 hash: 3d8972a6661c6249a4b1af78d8a427ee6a11f8878544d57b2b23a42a0242563d1321acc1d8b7306ed9f2b686adf0d465
SHA1 hash: 9616a1a6d8bcee83fdc2a1d6d92c48a0cbbca46a
MD5 hash: a41f99398f3d8bfa83faee2439e4bd3b
humanhash: leopard-crazy-twenty-illinois
File name:bestgreatkignbacktotheearthwithniceprotocolstartedevenbetter.hta
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:19'607 bytes
First seen:2025-06-03 19:06:50 UTC
Last seen:2025-06-04 18:20:12 UTC
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 192:/rtEid35EiVnxQhGrGyQfvqzgTiCjEiWhs0:aiwiVnudBUic
TLSH T17C9248A6C7BBBD86CC53BB2EB57C6324015D082EDDB9C8941A51B00698E8709F5F46CF
Magika txt
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
98
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=683fddfc8bd5d68a12e4ddc3
Tags:
obfuscate shell sage
Verdict:
Malicious
Labled as:
VBS.Asthma.2.DEC9C3DA
Link:
https://www.hybrid-analysis.com/sample/72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219
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/1705563
Signature
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
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: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious Script Execution From Temp Folder
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
Uses threadpools to delay analysis
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 AntiVM3
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: 1705563 Sample: bestgreatkignbacktotheearth... Startdate: 04/06/2025 Architecture: WINDOWS Score: 100 59 mygoldenjorneyformeetteslagirlshebeautiy.duckdns.org 2->59 61 geoplugin.net 2->61 69 Suricata IDS alerts for network traffic 2->69 71 Found malware configuration 2->71 73 Malicious sample detected (through community Yara rule) 2->73 77 18 other signatures 2->77 12 mshta.exe 1 2->12         started        signatures3 75 Uses dynamic DNS services 59->75 process4 signatures5 101 Suspicious command line found 12->101 103 PowerShell case anomaly found 12->103 105 Uses threadpools to delay analysis 12->105 15 cmd.exe 1 12->15         started        process6 signatures7 113 Detected Cobalt Strike Beacon 15->113 115 Suspicious powershell command line found 15->115 117 Wscript starts Powershell (via cmd or directly) 15->117 119 PowerShell case anomaly found 15->119 18 powershell.exe 3 45 15->18         started        23 conhost.exe 15->23         started        process8 dnsIp9 63 107.172.132.32, 49687, 49688, 80 AS-COLOCROSSINGUS United States 18->63 53 C:\Users\user\AppData\...\pwf2z2rk.cmdline, Unicode 18->53 dropped 55 bestgreatkignbackt...ceprotocolstart.vbe, Unicode 18->55 dropped 79 Loading BitLocker PowerShell Module 18->79 25 wscript.exe 1 18->25         started        28 csc.exe 3 18->28         started        file10 signatures11 process12 file13 93 Detected Cobalt Strike Beacon 25->93 95 Suspicious powershell command line found 25->95 97 Wscript starts Powershell (via cmd or directly) 25->97 99 2 other signatures 25->99 31 powershell.exe 15 15 25->31         started        57 C:\Users\user\AppData\Local\...\pwf2z2rk.dll, PE32 28->57 dropped 34 cvtres.exe 1 28->34         started        signatures14 process15 signatures16 121 Writes to foreign memory regions 31->121 123 Injects a PE file into a foreign processes 31->123 36 CasPol.exe 4 13 31->36         started        40 CasPol.exe 31->40         started        42 conhost.exe 31->42         started        process17 dnsIp18 65 mygoldenjorneyformeetteslagirlshebeautiy.duckdns.org 198.55.102.43, 14647, 49692, 49694 ASN-QUADRANET-GLOBALUS United States 36->65 67 geoplugin.net 178.237.33.50, 49695, 80 ATOM86-ASATOM86NL Netherlands 36->67 81 Detected Remcos RAT 36->81 83 Maps a DLL or memory area into another process 36->83 44 CasPol.exe 36->44         started        47 CasPol.exe 36->47         started        49 CasPol.exe 14 36->49         started        51 CasPol.exe 36->51         started        85 Contains functionality to bypass UAC (CMSTPLUA) 40->85 87 Tries to steal Mail credentials (via file registry) 40->87 89 Contains functionalty to change the wallpaper 40->89 91 5 other signatures 40->91 signatures19 process20 signatures21 107 Tries to steal Instant Messenger accounts or passwords 44->107 109 Tries to steal Mail credentials (via file / registry access) 44->109 111 Tries to harvest and steal browser information (history, passwords, etc) 47->111
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219/
Threat name:
Script-JS.Downloader.Nemucod
Create hunting rule
Status:
Malicious
First seen:
2025-05-20 22:38:18 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 37 (29.73%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oleu53be5shsmxzpvg356dqhsxrgdx24ha6kern4vabep4u2iimq._file
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/72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Remcos_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Remcos Payload
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

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 72c94eec24ec8f265f2fa9b7df0e0795e261df5c383ca245bca80247f29a4219

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3557420/
  
Delivery method
Distributed via web download

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