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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6639cd7dd18b5094f229a36cadda9aec9aa9cd269e59a0c40f05760107c62cb. 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



QuasarRAT


Vendor detections: 13


Intelligence 13 IOCs YARA File information Comments

SHA256 hash: d6639cd7dd18b5094f229a36cadda9aec9aa9cd269e59a0c40f05760107c62cb
SHA3-384 hash: 8ca19fa9339096279f57bacd7cf525e09c4e201c231375555f3766dd525ba1703249ded0b6fbfbef5e0a50b4c59f9c97
SHA1 hash: 0d72af6b419b66067dd54e8524e4f05c29248807
MD5 hash: 3c41ab1ca6e12d9302f35791686293d0
humanhash: may-speaker-earth-fanta
File name:load.bat
Download: download sample
Signature QuasarRAT
File size:800 bytes
First seen:2026-08-06 18:29:12 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 24:3LD8Y+M4Nzxkj9mS1ATxTS1AhxlS1AlxmAS1AHxm1azAV8APAj8AJ:3LDXwUmSiSCS+SFY
TLSH T1EC01D6D7001EE47FCF23CB25D7198686F127DA7088EE334A6272585A7801A0533D96CA
Magika batch
Reporter BlinkzSec
Tags:QuasarRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
109
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Malware family:
ID:
1
File name:
bat
Verdict:
Malicious activity
Analysis date:
2026-08-06 18:36:19 UTC
Tags:
loader auto-reg susp-lnk auto-startup ahk quasar stealer purehvnc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Running batch commands
Creating a process with a hidden window
Connection attempt
Sending an HTTP GET request
Creating a file in the system32 directory
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
Creating a window
Creating a file in the %AppData% subdirectories
Deleting a recently created file
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug base64 fingerprint keylogger powershell reconnaissance
Verdict:
Malicious
File Type:
unix shell
First seen:
2026-08-06T16:18:00Z UTC
Last seen:
2026-08-08T03:40:00Z UTC
Hits:
~100
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-08-06 18:08:41 UTC
File Type:
Text (Batch)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
ADMINTOOL_AutoHotkey QuasarRAT
Result
Malware family:
Score:
  10/10
Tags:
family:quasar discovery execution persistence privilege_escalation spyware trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
cURL User-Agent
Enumerates physical storage devices
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Adds Run key to start application
Creates a file in the Startup directory
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
Family: Quasar RAT
Quasar payload
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.

Web download

QuasarRAT

Batch (bat) bat d6639cd7dd18b5094f229a36cadda9aec9aa9cd269e59a0c40f05760107c62cb

(this sample)

  
Delivery method
Distributed via web download

Comments