MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c76303ad32caa1dc46b93eadd1de1342a67001559c2be9ab42e50b4615c71baa. 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: 9
| SHA256 hash: | c76303ad32caa1dc46b93eadd1de1342a67001559c2be9ab42e50b4615c71baa |
|---|---|
| SHA3-384 hash: | 6c9486e7ff7da8aef0e14490817f868b66ed3055317ed6e66b0d7928fdb4ddf1c4c645cfc8afbef56d50a7ec62ae8175 |
| SHA1 hash: | c4880c5e5dfc920b4a2eb089b4f2d5c8ad4ea442 |
| MD5 hash: | 6a0c77ca1ce3613abb5fb32b85b18e12 |
| humanhash: | mobile-delta-lemon-michigan |
| File name: | 215542554.vbs |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 1'751 bytes |
| First seen: | 2021-11-16 19:09:25 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 48:uBTqKhJAU9tmGttmGBFtmGXFf/2tmGnQbtmGttmGttmGH:uf39gigKFg412gdgigigk |
| Threatray | 255 similar samples on MalwareBazaar |
| TLSH | T19E315930E70313510D4D0FB60C668C9D412A48B70DB0B2ABEEAFEA994563F5CCA3684D |
| Reporter |  abuse_ch |
| Tags: | QuasarRAT vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
powershell powershell
Result
Verdict:
UNKNOWN
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Drops VBS files to the startup folder
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Powershell drops PE file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sigma detected: Drops script at startup location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
VBScript performs obfuscated calls to suspicious functions
Windows Shell Script Host drops VBS files
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell download and execute
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Threat name:
Script-WScript.Trojan.Alien
Status:
Malicious
First seen:
2021-11-16 19:10:10 UTC
AV detection:
8 of 27 (29.63%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 245 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:0 spyware trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Drops startup file
Blocklisted process makes network request
Downloads MZ/PE file
Quasar Payload
Quasar RAT
Malware Config
C2 Extraction:
cordonhomeservices.com:4782
Malware family:
xRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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