MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 eb44235f9a832b597ad6dcd37b84c39e7727aac78b073a4d944ac5e2c577ad09. 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: 12
| SHA256 hash: | eb44235f9a832b597ad6dcd37b84c39e7727aac78b073a4d944ac5e2c577ad09 |
|---|---|
| SHA3-384 hash: | 5ebda86ba6c4e6fe7cd9cb3fc85f91a6952d0df01e8ad137db11de19d9285f2f19e101a041aceba6c5eca175a1321bc8 |
| SHA1 hash: | 02d201d856bcd38c733ef50df19415b108f952ba |
| MD5 hash: | cf49fd4796a1a8161ce58ba9df7533cd |
| humanhash: | red-alabama-single-violet |
| File name: | payload.ps1 |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 2'626'962 bytes |
| First seen: | 2025-07-14 06:10:56 UTC |
| Last seen: | Never |
| File type: |  ps1 |
| MIME type: | text/plain |
| ssdeep | 24576:JAZ7DkUk6kN9ZC4K6GBcHNuvUCVpXlQDQUL6YlJzD8fObedUDeFbCObwDPyJvsUe:pUNuZtWBJbXl2ntUVCDuhSj/E+05/W |
| Threatray | 111 similar samples on MalwareBazaar |
| TLSH | T131C5333077AA9E7B4E7C863D714B6D2DBB63064500BD85D336EE61D21F6EB22052382D |
| Magika | powershell |
| Reporter |  abuse_ch |
| Tags: | ps1 QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
28
Origin country :
SEVendor Threat Intelligence
Detection(s):
Verdict:
Malicious
Score:
99.9%
Tags:
vmdetect
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug anti-vm anti-vm base64 cmd evasive explorer fingerprint hacktool lolbin obfuscated packed privilege reconnaissance runonce update
Verdict:
Malicious
Labled as:
Loader.PS1AssemblyReflection
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
AI detected malicious Powershell script
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Suspicious Program Names
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
Base64 Block Contains Base64 Block PowerShell
Verdict:
Malicious
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2025-07-12 22:31:27 UTC
File Type:
Text (PowerShell)
AV detection:
6 of 24 (25.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
quasarrat
Similar samples:
+ 101 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar execution spyware trojan
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Blocklisted process makes network request
Quasar RAT
Quasar family
Quasar payload
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | botnet_plaintext_c2 |
|---|---|
| Author: | cip |
| Description: | Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols. |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | detect_powershell |
|---|---|
| Author: | daniyyell |
| Description: | Detects suspicious PowerShell activity related to malware execution |
| 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) |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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