MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8e983ca3ac66cde482a2eadcd5db559156992212d5d73f9585df50c0a8871ed. 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 File information Comments

SHA256 hash: c8e983ca3ac66cde482a2eadcd5db559156992212d5d73f9585df50c0a8871ed
SHA3-384 hash: cd44046de7cd0fe67f71cf5450dbc11d7a0eafd5583ddd7ab5e18f776b445589e8939e65fbc52ba650489ead38a0ed67
SHA1 hash: ba49d63c8cd0c20f1f58e973adcdc662c4781de3
MD5 hash: bcfe6f0c0ebc908f9ccfaeeac7d7e202
humanhash: chicken-nitrogen-double-twelve
File name:PO.js
Download: download sample
Signature RemcosRAT
File size:1'602'932 bytes
First seen:2026-06-22 15:25:00 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:NUC/70PT/Ak48QDKZYQz5xqyy61Q9au2FIZmlz6v9N2JLQbC+TTRrKy:n0oHTyR1Bu26lf2JLQbC+TTRrKy
TLSH T1BF750F24F719706CE6F3B7568F8DB291E70EE2B9065FC9CA5061A39D13A3B05AC411BC
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika txt
Reporter abuse_ch
Tags:js RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
124
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
conhost obfuscated powershell repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-06-21T22:31:00Z UTC
Last seen:
2026-06-24T10:05:00Z UTC
Hits:
~1000
Detections:
PDM:Trojan.Win32.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell scriptblock execution from environment variable
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious WerFault Winsock library load
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1932036 Sample: PO.js Startdate: 22/06/2026 Architecture: WINDOWS Score: 100 36 increvalor.com 2->36 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 7 other signatures 2->50 10 wscript.exe 1 1 2->10         started        13 svchost.exe 1 1 2->13         started        signatures3 process4 dnsIp5 64 JScript performs obfuscated calls to suspicious functions 10->64 66 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->66 68 Suspicious execution chain found 10->68 70 2 other signatures 10->70 16 conhost.exe 10->16         started        42 127.0.0.1 unknown unknown 13->42 signatures6 process7 process8 18 powershell.exe 15 18 16->18         started        dnsIp9 38 increvalor.com 162.241.60.182, 443, 49687 ORACLE-BMC-31898-OracleCorporationUS Brazil 18->38 52 Creates an undocumented autostart registry key 18->52 54 Writes to foreign memory regions 18->54 56 Injects a PE file into a foreign processes 18->56 22 mstsc.exe 4 3 18->22         started        signatures10 process11 dnsIp12 40 172.245.155.86, 2404, 49690, 49692 AS-COLOCROSSING-HostPapaUS United States 22->40 30 C:\Users\user\AppData\...\Login Data.tmp, SQLite 22->30 dropped 32 C:\Users\user\AppData\...\Login Data.tmp, SQLite 22->32 dropped 34 C:\Users\user\...\Login Data For Account.tmp, SQLite 22->34 dropped 58 Detected Remcos RAT 22->58 60 Tries to harvest and steal browser information (history, passwords, etc) 22->60 62 Unusual module load detection (module proxying) 22->62 27 WerFault.exe 21 22->27         started        file13 signatures14 process15 signatures16 72 Suspicious WerFault Winsock library load 27->72
Gathering data
Threat name:
Script-JS.Trojan.Redirector
Status:
Malicious
First seen:
2026-06-22 01:21:18 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 38 (28.95%)
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
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Checks computer location settings
Badlisted process makes network request
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.

Comments