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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9cd188f77d584c94ba8dab166a3fdd79b077b3c4b2c6b179668e6ebd1be46f82. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments

SHA256 hash: 9cd188f77d584c94ba8dab166a3fdd79b077b3c4b2c6b179668e6ebd1be46f82
SHA3-384 hash: 45a48d64044364cc500834521faf364ef4e57adcdc58856d222246a8d4d65f8981f4e29100a15510d1e72f6b6270dbd4
SHA1 hash: 46533e09766d528302a1637db02cb893708c34da
MD5 hash: 8ee8c4dda38c0efbd6c4c5239bb07499
humanhash: south-lithium-aspen-cold
File name:15300429772_20250121_09114163_HesapOzeti.js
Download: download sample
Signature RemcosRAT
File size:1'294'595 bytes
First seen:2026-10-08 09:36:02 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 1536:yvxHolQbZjRCsr76TOE7tL8TDQsNRAKSZic482KZMQVcs8HtM22pwwL5jy8jGtCM:DQbZjRCQ76T8TMIotPDviXb2FMy7yL
TLSH T17D554B5203851BBDF68D0EC9C95B245B20F2D9677D241298EFB36EE7BC3B9849430636
Magika javascript
Reporter abuse_ch
Tags:geo js RemcosRAT TUR

Intelligence


File Origin
# of uploads :
1
# of downloads :
165
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.1%
Tags:
shell virus sage
Gathering data
Verdict:
Malicious
Labled as:
SVM:TrojanDownloader/JS.MalBehav.gen
Verdict:
Malicious
File Type:
js
First seen:
2026-10-08T04:23:00Z UTC
Last seen:
2026-10-10T07:24:00Z UTC
Hits:
~1000
Result
Threat name:
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionalty to change the wallpaper
Creates processes via WMI
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
JavaScript source code contains functionality to generate code involving a shell, file or stream
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suspicious execution chain found
Suspicious powershell command line found
Unusual module load detection (module proxying)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1984089 Sample: 15300429772_20250121_091141... Startdate: 08/10/2026 Architecture: WINDOWS Score: 100 31 pki-goog.l.google.com 2->31 33 mr-b01.tm-azurefd.net 2->33 35 5 other IPs or domains 2->35 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 11 other signatures 2->51 9 wscript.exe 1 4 2->9         started        13 wscript.exe 2->13         started        signatures3 process4 file5 27 C:\Users\user\AppData\Local\Temp\95120.ps1, Unicode 9->27 dropped 29 C:\Users\user\AppData\Local\...\manifest.js, ASCII 9->29 dropped 61 Wscript starts Powershell (via cmd or directly) 9->61 63 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->63 65 Suspicious execution chain found 9->65 67 Creates processes via WMI 9->67 15 cmd.exe 1 9->15         started        signatures6 process7 signatures8 69 Suspicious powershell command line found 15->69 71 Wscript starts Powershell (via cmd or directly) 15->71 18 powershell.exe 15 15->18         started        21 conhost.exe 15->21         started        process9 signatures10 39 Writes to foreign memory regions 18->39 41 Allocates memory in foreign processes 18->41 43 Injects a PE file into a foreign processes 18->43 23 MSBuild.exe 4 18->23         started        process11 dnsIp12 37 103.83.87.47, 3838, 49720 WHITELABELUS Turkey 23->37 53 Contains functionality to bypass UAC (CMSTPLUA) 23->53 55 Detected Remcos RAT 23->55 57 Contains functionalty to change the wallpaper 23->57 59 2 other signatures 23->59 signatures13
Gathering data
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-10-08 07:23:32 UTC
File Type:
Text (JavaScript)
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet: education discovery execution persistence rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Family: Remcos
Process spawned unexpected child process
Malware Config
C2 Extraction:
103.83.87.47:3838
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:ClamAV_Emotet_String_Aggregate
Rule name:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:JS_PurgeRoster_Scheduled_Task_Persistence_37200092
Author:Aldair Maihuiri
Description:Detects the PurgeRoster scheduled-task persistence component in a WSH PowerShell loader
Rule name:SCRIPT_Dropper_Unknown_ForgeAuto_0507f067_Script
Author:Marjoriefort
Description:Detects Unknown (script_js, etat script)
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.

Comments