MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e33f75b43fb02cb692c326138d36287e0b08a781d35a1332cd5dcfaefcaf4eca. 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 File information Comments

SHA256 hash: e33f75b43fb02cb692c326138d36287e0b08a781d35a1332cd5dcfaefcaf4eca
SHA3-384 hash: 389bb9740312c86e022f9f68c61ef2f52af91f7c6a1069fd6c98c815ccb75f9150f23ced7a94fc2697f47b05c349a8a6
SHA1 hash: 66c03fe7196107013f0fea8f5a6064335894e7db
MD5 hash: 43566ab5ccd1c1ed00fc9ee2d85274f9
humanhash: arizona-michigan-mississippi-chicken
File name:payload_1.vbs
Download: download sample
Signature RemcosRAT
File size:130'136 bytes
First seen:2025-05-21 08:45:16 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 768:t5s6+AQBTkZNDCf7j5GUID7Wb8IRdY/G9:e
Threatray 1'036 similar samples on MalwareBazaar
TLSH T193D36459571A721ECA20F2E30E57F5C26A14D217E355A3107EA8C3F492BB161BC3AF2D
Magika vba
Reporter JAMESWT_WT
Tags:RemcosRAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
102
Origin country :
IT IT
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Tags:
virus
Result
Threat name:
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
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
Detected Remcos RAT
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Found Tor onion address
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
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
VBScript performs obfuscated calls to suspicious functions
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: 1695744 Sample: payload_1.vbs Startdate: 21/05/2025 Architecture: WINDOWS Score: 100 40 vpnsplashstech.duckdns.org 2->40 42 paste.ee 2->42 44 3 other IPs or domains 2->44 60 Suricata IDS alerts for network traffic 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 70 15 other signatures 2->70 9 wscript.exe 1 2->9         started        signatures3 66 Uses dynamic DNS services 40->66 68 Connects to a pastebin service (likely for C&C) 42->68 process4 signatures5 80 VBScript performs obfuscated calls to suspicious functions 9->80 82 Suspicious powershell command line found 9->82 84 Wscript starts Powershell (via cmd or directly) 9->84 86 2 other signatures 9->86 12 powershell.exe 14 15 9->12         started        process6 dnsIp7 46 paste.ee 23.186.113.60, 443, 49689, 49690 KLAYER-GLOBALNL Reserved 12->46 48 archive.org 207.241.224.2, 443, 49687 INTERNET-ARCHIVEUS United States 12->48 50 dn721509.ca.archive.org 204.62.247.7, 443, 49688 COGENT-174US United States 12->50 88 Found Tor onion address 12->88 90 Writes to foreign memory regions 12->90 92 Suspicious execution chain found 12->92 94 Injects a PE file into a foreign processes 12->94 16 RegAsm.exe 4 16 12->16         started        21 conhost.exe 12->21         started        signatures8 process9 dnsIp10 36 vpnsplashstech.duckdns.org 103.237.86.82, 49691, 49692, 53038 BGNR-AP2BainandCompanySG unknown 16->36 38 geoplugin.net 178.237.33.50, 49694, 80 ATOM86-ASATOM86NL Netherlands 16->38 30 C:\Users\user\AppData\Local\Temp\TH14E2.tmp, MS-DOS 16->30 dropped 32 C:\Users\user\AppData\Local\Temp\TH1474.tmp, MS-DOS 16->32 dropped 34 C:\Users\user\AppData\Local\Temp\TH1415.tmp, PE32 16->34 dropped 52 Contains functionality to bypass UAC (CMSTPLUA) 16->52 54 Detected Remcos RAT 16->54 56 Contains functionalty to change the wallpaper 16->56 58 5 other signatures 16->58 23 svchost.exe 1 16->23         started        26 svchost.exe 2 16->26         started        28 svchost.exe 1 16->28         started        file11 signatures12 process13 signatures14 72 Tries to steal Instant Messenger accounts or passwords 23->72 74 Tries to steal Mail credentials (via file / registry access) 23->74 76 Tries to steal Mail credentials (via file registry) 26->76 78 Tries to harvest and steal browser information (history, passwords, etc) 26->78
Threat name:
Script-WScript.Backdoor.Remcos
Status:
Suspicious
First seen:
2025-05-21 08:37:28 UTC
File Type:
Binary
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
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.

Web download

RemcosRAT

Visual Basic Script (vbs) vbs e33f75b43fb02cb692c326138d36287e0b08a781d35a1332cd5dcfaefcaf4eca

(this sample)

  
Delivery method
Distributed via web download

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