MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55303d0457e7c41acc899e1c188e954e7d074ece5d93e071f4e861e355810953. 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

SHA256 hash: 55303d0457e7c41acc899e1c188e954e7d074ece5d93e071f4e861e355810953
SHA3-384 hash: e057d4502a12e5797e96e405bc1915e5d943be34b12af62fc57b3d32168aadf559166c91849a8893fc0c8111d5613a8a
SHA1 hash: a39d46b25c49f0958f0725863db3b5c8421a86d1
MD5 hash: d74a67d8c77ecbae55592ab6f95b3f2a
humanhash: delta-mike-orange-bacon
File name:verygoodmilkgivebestmilkevergivenreturnbackwith.hta
Download: download sample
Signature RemcosRAT
File size:14'109 bytes
First seen:2025-03-24 04:00:17 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 48:3bp0MbpHxA2U/Y0MbHsHxA2U/ISMxLR/5dp99Ddm7Vz6RBARa0Mb90MbEHxA2U/x:rya02mJaB2mIb9RFfY7VGOaeap2m+ai+
Threatray 998 similar samples on MalwareBazaar
TLSH T1605297E62C68BC9593E7A01C1ECFC8F1A52D0F0F64B1B816324E55D45384A786CCD39B
Magika html
Reporter skocherhan
Tags:hta RemcosRAT


Avatar
skocherhan
http://144.91.127.5/189/milkgd/verygoodmilkgivebestmilkevergivenreturnbackwith.hta?&uzbekistan

Intelligence


File Origin
# of uploads :
1
# of downloads :
86
Origin country :
GB GB
Vendor Threat Intelligence
Verdict:
Malicious
Score:
98.2%
Tags:
obfuscate remcos shell sage
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Payload URLs
URL
File name
http://144.91.127.5/189/goodmilkgoodforurhealthwithgreatnessgoodforbestthings.png
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Result
Verdict:
MALICIOUS
Result
Threat name:
Cobalt Strike, Remcos
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
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
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: 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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646521 Sample: verygoodmilkgivebestmilkeve... Startdate: 24/03/2025 Architecture: WINDOWS Score: 100 55 brugallant.duckdns.org 2->55 57 geoplugin.net 2->57 65 Suricata IDS alerts for network traffic 2->65 67 Found malware configuration 2->67 69 Malicious sample detected (through community Yara rule) 2->69 73 16 other signatures 2->73 12 mshta.exe 1 2->12         started        signatures3 71 Uses dynamic DNS services 55->71 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 105 Detected Cobalt Strike Beacon 15->105 107 Suspicious powershell command line found 15->107 109 Wscript starts Powershell (via cmd or directly) 15->109 111 PowerShell case anomaly found 15->111 18 powershell.exe 3 44 15->18         started        23 conhost.exe 15->23         started        process8 dnsIp9 59 144.91.127.5, 49717, 49718, 49723 CONTABODE Germany 18->59 49 goodmilkgoodforurh...atnessgoodforbe.vbs, Unicode 18->49 dropped 51 C:\Users\user\AppData\...\hrfywio0.cmdline, Unicode 18->51 dropped 75 Loading BitLocker PowerShell Module 18->75 25 wscript.exe 1 18->25         started        28 csc.exe 3 18->28         started        file10 signatures11 process12 file13 85 Detected Cobalt Strike Beacon 25->85 87 Suspicious powershell command line found 25->87 89 Wscript starts Powershell (via cmd or directly) 25->89 91 2 other signatures 25->91 31 powershell.exe 15 15 25->31         started        53 C:\Users\user\AppData\Local\...\hrfywio0.dll, PE32 28->53 dropped 34 cvtres.exe 1 28->34         started        signatures14 process15 signatures16 113 Writes to foreign memory regions 31->113 115 Injects a PE file into a foreign processes 31->115 36 CasPol.exe 4 13 31->36         started        40 conhost.exe 31->40         started        process17 dnsIp18 61 brugallant.duckdns.org 196.251.85.180, 49726, 49729, 6666 SONIC-WirelessZA Seychelles 36->61 63 geoplugin.net 178.237.33.50, 49728, 80 ATOM86-ASATOM86NL Netherlands 36->63 77 Contains functionality to bypass UAC (CMSTPLUA) 36->77 79 Detected Remcos RAT 36->79 81 Contains functionalty to change the wallpaper 36->81 83 6 other signatures 36->83 42 recover.exe 14 36->42         started        45 recover.exe 36->45         started        47 recover.exe 36->47         started        signatures19 process20 signatures21 93 Tries to steal Mail credentials (via file registry) 42->93 95 Tries to harvest and steal browser information (history, passwords, etc) 42->95 97 Tries to steal Instant Messenger accounts or passwords 45->97 99 Tries to steal Mail credentials (via file / registry access) 45->99
Threat name:
Script-WScript.Trojan.Remcos
Status:
Malicious
First seen:
2025-03-20 22:32:23 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection defense_evasion discovery execution rat
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
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:
brugallant.duckdns.org:6666
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

e286dd2e63798994fa64a834537edfb4

RemcosRAT

HTML Application (hta) hta 55303d0457e7c41acc899e1c188e954e7d074ece5d93e071f4e861e355810953

(this sample)

  
Dropped by
MD5 e286dd2e63798994fa64a834537edfb4

Comments