MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b54ff52b3729fd79f32b7ea4644a8d85380658ce987ac1eea45ca6f76cc6f8ab. 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 3 File information Comments

SHA256 hash: b54ff52b3729fd79f32b7ea4644a8d85380658ce987ac1eea45ca6f76cc6f8ab
SHA3-384 hash: b8065b6dc9f36a567dc25f0e3b7e53624647be19807ba9786082ca34caa6b541ba344b47d3d90edc9dcc9192d6f43813
SHA1 hash: 7707cf39dfac809d1802543787c54a44890ccdcb
MD5 hash: 631e28960397b12a47101bd077e64383
humanhash: sad-ceiling-ink-friend
File name:IMAGES___Picture0394000300020000304000.hta
Download: download sample
Signature RemcosRAT
File size:76'145 bytes
First seen:2025-09-29 14:26:03 UTC
Last seen:2025-09-30 14:01:01 UTC
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 1536:rNfZx04DPPI8Lcsq6LzS85Ea56QJFgy8ppOpivoBnSH:rNfZx0yPPI8d28SLQJKy8ppOpi6i
TLSH T1D37310445B39149C9D2372EAA7365C93EEB605E333204049FDACE5519B6F01C8FADB2B
Magika html
Reporter abuse_ch
Tags:hta RemcosRAT

Intelligence


File Origin
# of uploads :
2
# of downloads :
54
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Tags:
obfuscate xtreme spawn
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Payload URLs
URL
File name
http://ixti.net/development/javascript/2011/11/11/undismayed-enlacebarksdelacebarks-of-utf8-in-browser-with-js.html
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
File Type:
hta
First seen:
2025-09-29T07:21:00Z UTC
Last seen:
2025-09-29T07:21:00Z UTC
Hits:
~10
Detections:
Trojan-Downloader.JS.SLoad.sb Trojan.JS.SAgent.sb HEUR:Trojan.Script.Generic
Result
Threat name:
Remcos, PureLog Stealer
Detection:
malicious
Classification:
rans.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 determine the online IP of the system
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 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: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
Sigma detected: Suspicious MSHTA Child Process
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Powershell download and execute
Yara detected PureLog Stealer
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Gathering data
Threat name:
Win32.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-09-29 14:27:26 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
katzstealer remcos
Similar samples:
Result
Malware family:
Score:
  10/10
Tags:
family:remcos discovery execution rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Remcos
Remcos family
Malware Config
C2 Extraction:
mybestangelgirlinsideofmyheartwithlovebe.duckdns.org:14641
Dropper Extraction:
http://198.23.177.201/img/optimized_MSI.png
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:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:RANSOMWARE
Author:ToroGuitar
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 b54ff52b3729fd79f32b7ea4644a8d85380658ce987ac1eea45ca6f76cc6f8ab

(this sample)

  
Delivery method
Distributed via web download

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