MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64. 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: cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64
SHA3-384 hash: 0f7b3f3574a3fbd03365b82f8a3855d80939852d7ef973971dbc6605bcbf652124a493de09738be59a29453d65df4f71
SHA1 hash: 65b481c52b2b27eeaac5e1e8be077075ecb0c23c
MD5 hash: f3c88d2034b490dda60500374125cf29
humanhash: solar-september-hot-network
File name:Wells Fargo ACH Remittance Copy.js
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:590'300 bytes
First seen:2026-08-25 16:17:25 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:dlow3qpqAu8sqg4dlHJx8TfGiBN+oI8QVFR:flap1Nsn4ddv8TtBNDI8Ir
TLSH T1CBC4232167FE5119F2F3AF54AEF825A58D7EBEA26E36D05C1150024E0A72E80DDB0737
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika txt
Reporter James_inthe_box
Tags:exe js RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
132
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.25834.JsHeur.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aes base64 conhost crypto evasive lolbin obfuscated persistence powershell repaired wscript
Link:
https://www.filescan.io/uploads/6a8dc0407a912206a3e76925/reports/668b653f-ac26-4d64-b724-e3c4fba2a77b/overview
Verdict:
Suspicious
Labled as:
JS/LausivLoader.J trojan
Link:
https://www.hybrid-analysis.com/sample/cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64
Verdict:
Malicious
File Type:
js
First seen:
2026-08-25T12:59:00Z UTC
Last seen:
2026-08-26T06:48:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
PowerShell
Link:
https://app.malva.re/file/f3c88d2034b490dda60500374125cf29
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64/
Threat name:
Script-JS.Trojan.Heuristic
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Status:
Malicious
First seen:
2026-08-25 16:17:28 UTC
File Type:
Text
AV detection:
10 of 24 (41.67%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zngjncwm5esfjsixbqb67kw7rk2sfppyfgvu4qgteswe525zxjsa._file
Result
Malware family:
remcos
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Score:
  10/10
Tags:
family:remcos botnet:remotehost collection execution persistence rat
Link:
https://tria.ge/reports/260825-trz2tack2z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Accesses Microsoft Outlook profiles
Checks computer location settings
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Family: Remcos
Malware Config
C2 Extraction:
64.44.156.170:2404
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/cb4c968acce92454c9170c03efaadf8ab522bdf829ab4e40d324ac4eebb9ba64

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
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Comments