MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498
SHA3-384 hash: 5a0b18a832684f06a717eb33d9e1d30e75e4bc1619eafc38fc17ffa1d5bed3aaa423779f022cf5b88a102aa2143d591b
SHA1 hash: fe27124ee4f034b97f8ba99b1de5be0baab002be
MD5 hash: fe393476c4ebd97628ea3099cd96f4b4
humanhash: nitrogen-fifteen-artist-lemon
File name:SOSTENER2.vbs
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:16'924 bytes
First seen:2026-02-24 08:24:08 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 384:KEFdr6HX5yo3r/afSIZrgcmtil+cP5R4CoZfAecqHzZdqAEa:KEXr6py9qcELCcfRHiAEa
TLSH T176728229CD09DFF00A2D3251B56B682A69501366BA34390D7D8FD5ED3F7AA10CFD01EA
Magika vba
Reporter juroots
Tags:RemcosRAT vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/54391/
Detection(s):
TwinWave.EvilVBA.LostAtSeaFuncInDirection.20240306.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=699d6039c950ab5d9ab12526
Tags:
xtreme shell sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 evasive obfuscated obfuscated powershell powershell
Link:
https://www.filescan.io/uploads/699d603ccd25bfe1dfd8c0b8/reports/7088ccfb-70b3-458e-b191-10757f9e110b/overview
Verdict:
Malicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498
Result
Gathering data
Score:
90%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498
Gathering data
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498
Threat name:
Script-WScript.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-02-24 01:12:04 UTC
File Type:
Text (VBS)
AV detection:
5 of 36 (13.89%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2metcgaf46rs6n5yft3kznrth5jnjqm7pshuq2mcs5vplcyk4sma._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost discovery execution rat
Link:
https://tria.ge/reports/260224-kaw46afy7e/
Behaviour
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
Badlisted process makes network request
Remcos
Remcos family
Malware Config
C2 Extraction:
oficialrem.duckdns.org:5000
Please note that we are no longer able to provide a coverage score for Virus Total.

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:SUSP_PS1_JAB_Pattern_Jun22_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects suspicious UTF16 and Base64 encoded PowerShell code that starts with a $ sign and a single char variable
Reference:Internal Research
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)

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 d309311805e7a32f37b82cf6acb6333f52d4c19f7c8f486982976af58b0ae498

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/54391/
  
URLhaus
https://urlhaus.abuse.ch/url/3784766/
  
Delivery method
Distributed via web download

Comments