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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 376f87f367a3ebbbb065eba4838846d8b6c40519f70732e9bb60b1aee1e02ef1. 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 4 File information Comments

SHA256 hash: 376f87f367a3ebbbb065eba4838846d8b6c40519f70732e9bb60b1aee1e02ef1
SHA3-384 hash: 40a1bdca743ed6520a67a59a6880a0f3bd6df8c6675431f1345997862492a69b094965a727971247e4f6244612ab38f6
SHA1 hash: 1f6937c1f1d55c002484301e9ef3fba3a2a68fe5
MD5 hash: e9719586651567e692290738706be1bf
humanhash: red-avocado-finch-bravo
File name:cleaningpcall.hta
Download: download sample
Signature RemcosRAT
File size:22'869 bytes
First seen:2026-10-22 07:44:50 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:application/hta
ssdeep 384:mD4j+4xc64fV/2aewqaQBHQPeZE6ZuD9PVjD5iS0gjJDaAu:mDa+4xcLV+aewqaQWP2E8c9PVn5iS0Ou
TLSH T17CA21C0459852984537B6BBAA72AA8E8FB76066B01814D4BB43C7481EFF1C0DCFE4CB1
Magika html
Reporter lowmal3
Tags:hta RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
98
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
96.5%
Tags:
downloader shell virus
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Payload URLs
URL
File name
http://107.172.235.254/88/secured_stub.ps1',
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
encrypted evasive exploit obfuscated powershell
Verdict:
Malicious
File Type:
hta
First seen:
2026-10-22T04:31:00Z UTC
Last seen:
2026-10-23T20:57:00Z UTC
Hits:
~100
Result
Threat name:
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Internet Explorer form passwords
Contains functionalty to change the wallpaper
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Legitimate Application Dropped Script
Sigma detected: Remcos
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious Script Execution From Temp Folder
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1990473 Sample: cleaningpcall.hta Startdate: 22/10/2026 Architecture: WINDOWS Score: 100 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 12 other signatures 2->48 7 mshta.exe 20 2->7         started        process3 dnsIp4 30 107.172.235.254, 49716, 80 AS-COLOCROSSING-HostPapaUS United States 7->30 28 C:\Users\user\AppData\...\KRMNPPFPRXME.ps1, ASCII 7->28 dropped 50 Suspicious powershell command line found 7->50 52 Bypasses PowerShell execution policy 7->52 12 powershell.exe 18 7->12         started        file5 signatures6 process7 signatures8 54 Writes to foreign memory regions 12->54 56 Allocates memory in foreign processes 12->56 58 Injects a PE file into a foreign processes 12->58 15 aspnet_compiler.exe 4 3 12->15         started        20 conhost.exe 12->20         started        process9 dnsIp10 32 74.201.173.193, 17509, 49717, 49718 SINGLEHOP-LLC-InternapHoldingLLCUS United States 15->32 22 C:\Users\user\AppData\...\Login Data.tmp, SQLite 15->22 dropped 24 C:\Users\user\AppData\...\Login Data.tmp, SQLite 15->24 dropped 26 C:\Users\user\...\Login Data For Account.tmp, SQLite 15->26 dropped 34 Contains functionality to bypass UAC (CMSTPLUA) 15->34 36 Detected Remcos RAT 15->36 38 Contains functionalty to change the wallpaper 15->38 40 4 other signatures 15->40 file11 signatures12
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
Html
Threat name:
Script-JS.Dropper.Heuristic
Status:
Malicious
First seen:
2026-10-22 07:32:36 UTC
File Type:
Text (JavaScript)
AV detection:
7 of 38 (18.42%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Behaviour
Program crash
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Badlisted process makes network request
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:MULTI_Malware_RemcosRAT_ForgeAuto_4785f0c3
Author:Marjoriefort
Description:Detects RemcosRAT (inconnu, etat binaire)
Rule name:SUSP_JS_HexObfuscated_ActiveX_Launcher
Author:Marjoriefort
Description:JS obfusque (identifiants _0x) instanciant ActiveX sous WScript - dropper JScript frais
Reference:Veille fraicheur 2026-09-14 / cluster JS _0x
Rule name:SUSP_obfuscated_JS_obfuscatorio
Author:@imp0rtp3
Description:Detect JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io
Rule name:Sus_CMD_Powershell_Usage
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

HTML Application (hta) hta 376f87f367a3ebbbb065eba4838846d8b6c40519f70732e9bb60b1aee1e02ef1

(this sample)

  
Delivery method
Distributed via web download

Comments