MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae. 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: 7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae
SHA3-384 hash: fc540da3d825c53a0012f5d6275490ecc157f86009853463bc7627bdba50192af06b1766dc6de8f08fd178c0886d4943
SHA1 hash: 10b33643c23d1ed56a9702c16c030f851215fa2a
MD5 hash: 91646dc944a9b144775945568f2acea3
humanhash: eight-black-zebra-one
File name:nicegirlgivenmebestthingswithentiretimegoodfor.hta
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:15'972 bytes
First seen:2025-02-01 13:01:13 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 48:3PCAuD4bcMcMzn4bcM4ken2tsdz2BAvNupkfxRfvCFBlTEwQ4X4bcMeKdPG:/CVot4sdqBk0pcaW+
Threatray 294 similar samples on MalwareBazaar
TLSH T16672832F7E46EFBC2350763578CD90C3585D0BBA92CA1C92B17CD9A94B60E052CE43C2
Magika html
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
99
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.18000.20064.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=679e1b51a9881a7a01c4e24e
Tags:
obfuscate shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae/results/dashboard
Payload URLs
URL
File name
http://172.245.123.86/744/newthingsarebetterwaytogetmebackgoodthingsalways.gIF
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/679e1b521b148287dc1e6c26/reports/78d1bc87-098b-47b9-9613-ef93c8b8a8e3/overview
Verdict:
Malicious
Labled as:
VBS.Asthma.2.565CD314
Link:
https://www.hybrid-analysis.com/sample/7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae
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.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1604420
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
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
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
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
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Generic Downloader
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: 1604420 Sample: nicegirlgivenmebestthingswi... Startdate: 01/02/2025 Architecture: WINDOWS Score: 100 56 res.cloudinary.com 2->56 58 ion.cloudinary.com.edgekey.net 2->58 60 e1315.dsca.akamaiedge.net 2->60 66 Suricata IDS alerts for network traffic 2->66 68 Found malware configuration 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 16 other signatures 2->72 11 mshta.exe 1 2->11         started        signatures3 process4 signatures5 98 Suspicious command line found 11->98 100 PowerShell case anomaly found 11->100 14 cmd.exe 1 11->14         started        process6 signatures7 102 Detected Cobalt Strike Beacon 14->102 104 Suspicious powershell command line found 14->104 106 Wscript starts Powershell (via cmd or directly) 14->106 108 PowerShell case anomaly found 14->108 17 powershell.exe 42 14->17         started        22 conhost.exe 14->22         started        process8 dnsIp9 54 172.245.123.86, 49709, 49725, 80 AS-COLOCROSSINGUS United States 17->54 46 newthingsarebetter...goodthingsalway.vbs, Unicode 17->46 dropped 48 C:\Users\user\AppData\...\11c1a3ol.cmdline, Unicode 17->48 dropped 74 Potential malicious VBS script found (suspicious strings) 17->74 76 Loading BitLocker PowerShell Module 17->76 24 wscript.exe 2 17->24         started        27 csc.exe 3 17->27         started        file10 signatures11 process12 file13 90 Detected Cobalt Strike Beacon 24->90 92 Suspicious powershell command line found 24->92 94 Wscript starts Powershell (via cmd or directly) 24->94 96 2 other signatures 24->96 30 powershell.exe 15 15 24->30         started        52 C:\Users\user\AppData\Local\...\11c1a3ol.dll, PE32 27->52 dropped 33 cvtres.exe 1 27->33         started        signatures14 process15 dnsIp16 64 e1315.dsca.akamaiedge.net 2.19.224.32, 443, 49713 AKAMAI-ASUS European Union 30->64 35 CasPol.exe 30->35         started        38 CasPol.exe 4 2 30->38         started        42 conhost.exe 30->42         started        44 3 other processes 30->44 process17 dnsIp18 78 Contains functionality to bypass UAC (CMSTPLUA) 35->78 80 Contains functionalty to change the wallpaper 35->80 82 Contains functionality to steal Chrome passwords or cookies 35->82 88 3 other signatures 35->88 62 172.245.123.12, 49737, 49753, 49773 AS-COLOCROSSINGUS United States 38->62 50 C:\ProgramData\remcos\logs.dat, data 38->50 dropped 84 Detected Remcos RAT 38->84 86 Installs a global keyboard hook 38->86 file19 signatures20
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae/
Threat name:
Script-WScript.Trojan.Remcos
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Status:
Malicious
First seen:
2025-01-31 10:19:31 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=pit4eruwp3u6gomtsb4l5ssdmpkf2zr25644tne75cirg23q4sxa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
0762ac69423aa2d3b2381d1e9a476642deffa77e30f4247762e3e76c731b6cc2
RemcosRAT
1efe29ca00c9e7c69c46dc8139204716a36b6074647f3ec4fb06e2ac6576d496
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27e9c5e774bf0946e99a7f34d14ded33ca1c236765fbcfda83e234d70d15c652
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2b95f8d7e77d68b4fc2f40b1c42a9da731bd9812a60c36162019063f8af24978
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42b3442bc675f7ff95d660935ea8756710fea99551b1d614f2e8b7db739d72a0
RemcosRAT
43a538ef95d4f931704d6309fa0a292f38abaeae48836f39115c0d3f4418fdec
RemcosRAT
6455edf671362bff99424c329856d1c28b02ed39c45dad8cfa2fda18e9ae236c
RemcosRAT
9dec841197d75dc8db3078899e755db0be9ead769c72e7587102ddcd3924ae69
RemcosRAT
error
RemcosRAT
+ 284 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost defense_evasion discovery execution rat
Link:
https://tria.ge/reports/250201-p9tkjasrcw/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Blocklisted process makes network request
Evasion via Device Credential Deployment
Remcos
Remcos family
Malware Config
C2 Extraction:
172.245.123.12:8690
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/7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae

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 7a27c246967ee9e339939078beca4363d45d663aefb9c9b49fe891136b70e4ae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3422832/
  
Delivery method
Distributed via web download

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