MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99. 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: 14


Intelligence 14 IOCs YARA 16 File information Comments
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SHA256 hash: 7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99
SHA3-384 hash: 5265deaeacd4cd83e2130938fe326d08f51fb95ffb091fa269a35860a8693ae6e9a3bcfe8cbd1ae7eed32ff99a8d8023
SHA1 hash: 6055dc43aaad0ee83e580d599d6926d9c9668a2b
MD5 hash: a339097c19e1f695b31bbd0a46847bef
humanhash: alpha-artist-white-sierra
File name:iamgoodforentirethingsgivenmebest.hta
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:17'318 bytes
First seen:2025-02-24 13:16:46 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 48:3xW7OT+f+WzzOT+flkbvTnf99DdoSPT3To1n+FC85C23WsKWRif/zmOT+fSNW3PG:hWRf+WFfyzTffZL81Q759W7W3f4W3+
TLSH T153728624CC11EC2D5BC5A0F896CD62C28AAE637D80801592B5FE18673BE663CCCCD2D3
Magika html
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
36
Origin country :
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BV.Agent-BVA.2169.12449.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67bc7158a0fd713c335ca04d
Tags:
obfuscate shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99/results/dashboard
Payload URLs
URL
File name
http://23.95.60.80/512/iamgoodforentirethingsgivenmebest.gIF
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/67bc71613afc3763bec3d316/reports/ce5a949c-d950-4df4-b2e8-472bf4a4ff06/overview
Verdict:
Malicious
Labled as:
VBS.Asthma.2.39E0CFC9
Link:
https://www.hybrid-analysis.com/sample/7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99
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
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Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1622744
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
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: Net WebClient Casing Anomalies
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)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
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: 1622744 Sample: iamgoodforentirethingsgiven... Startdate: 24/02/2025 Architecture: WINDOWS Score: 100 59 geoplugin.net 2->59 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 75 16 other signatures 2->75 12 mshta.exe 1 2->12         started        signatures3 process4 signatures5 101 Suspicious command line found 12->101 103 PowerShell case anomaly found 12->103 15 cmd.exe 1 12->15         started        process6 signatures7 111 Detected Cobalt Strike Beacon 15->111 113 Suspicious powershell command line found 15->113 115 Wscript starts Powershell (via cmd or directly) 15->115 117 PowerShell case anomaly found 15->117 18 powershell.exe 3 45 15->18         started        23 conhost.exe 15->23         started        process8 dnsIp9 61 23.95.60.80, 49705, 49707, 80 AS-COLOCROSSINGUS United States 18->61 53 C:\...\iamgoodforentirethingsgivenmebest.vbs, Unicode 18->53 dropped 55 C:\Users\user\AppData\...\dcq032fo.cmdline, Unicode 18->55 dropped 77 Potential malicious VBS script found (suspicious strings) 18->77 79 Loading BitLocker PowerShell Module 18->79 25 wscript.exe 2 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\...\dcq032fo.dll, PE32 28->57 dropped 34 cvtres.exe 1 28->34         started        signatures14 process15 dnsIp16 67 198.46.177.136, 49706, 80 AS-COLOCROSSINGUS United States 31->67 36 CasPol.exe 4 14 31->36         started        40 CasPol.exe 31->40         started        42 conhost.exe 31->42         started        process17 dnsIp18 63 192.3.243.143, 49708, 49709, 6878 AS-COLOCROSSINGUS United States 36->63 65 geoplugin.net 178.237.33.50, 49710, 80 ATOM86-ASATOM86NL Netherlands 36->65 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 conhost.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 105 Tries to steal Instant Messenger accounts or passwords 44->105 107 Tries to steal Mail credentials (via file / registry access) 44->107 109 Tries to harvest and steal browser information (history, passwords, etc) 47->109
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99
Detection:
remcos
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Link:
https://mwdb.cert.pl/sample/7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99/
Threat name:
Script-WScript.Trojan.Remcos
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Status:
Malicious
First seen:
2025-02-24 13:17:13 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pstfnourbmzzxi6fsgyf5jlyzyhtyvqmznu6bx7wx2umfcbk3smq._file
Result
Malware family:
remcos
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Score:
  10/10
Tags:
family:remcos botnet:remotehost collection defense_evasion discovery execution rat
Link:
https://tria.ge/reports/250224-qjffnatrw2/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Command and Scripting Interpreter: PowerShell
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:
192.3.243.143:6878
Malware family:
Remcos
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7ca656ba910b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99

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: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 7ca656ba910b339ba3c591b05ea578ce0f3c560ccb69e0dff6bea8c2882adc99

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3450791/
  
Delivery method
Distributed via web download

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