MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bed39fc7897d400ca51a382f7629f687eb75ea9d7cd0bfefd1e5be4c23145c05. 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: | bed39fc7897d400ca51a382f7629f687eb75ea9d7cd0bfefd1e5be4c23145c05 |
|---|---|
| SHA3-384 hash: | 18c282f5c9d80849397fb81c982bbd0f03263889fab46f5569586f4ad88d6702c8f4558853ab4c561e1c6fb403beda0f |
| SHA1 hash: | a1868c1150260c5ed0a1931e29cd1857a67bc190 |
| MD5 hash: | 968c3f7cd908b76832e71f59eeff94e2 |
| humanhash: | mississippi-massachusetts-beryllium-oscar |
| File name: | Loli.bat |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 12'085'333 bytes |
| First seen: | 2026-02-23 16:03:21 UTC |
| Last seen: | Never |
| File type: |  bat |
| MIME type: | text/x-msdos-batch |
| ssdeep | 49152:dSna3saOVf2XSxH2Me4zBqbEFIU3n8Pzok7vK8nMu4+BNQ5uUiyVsHfwplVk8cbe:4 |
| Threatray | 49 similar samples on MalwareBazaar |
| TLSH | T143C623771E363899784A78B942BD7C2B9F2104300B5FEDA2C1F2279A2D5FD190F4395A |
| TrID | 50.0% (.BIB/BIBTEX/TXT) BibTeX references (5500/1/2) 50.0% (.MSS) Scribe Markup (5500/1/2) |
| Magika | batch |
| Reporter |  abuse_ch |
| Tags: | bat QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
73
Origin country :
SEVendor Threat Intelligence
Malware configuration found for:
BatchScript
Details
Malware family:
n/a
ID:
1
File name:
Loli.bat
Verdict:
No threats detected
Analysis date:
2026-01-25 21:32:01 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Clean
Score:
70%
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Creating a file in the %temp% directory
Delayed reading of the file
Creating a window
Сreating synchronization primitives
Creating a file
Searching for synchronization primitives
Sending a custom TCP request
Sending an HTTP GET request
Deleting a recently created file
Running batch commands
Blocking the Windows Defender launch
Disabling AMSI
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm base64 evasive fingerprint obfuscated ping powershell
Verdict:
Suspicious
Labled as:
Trojan/BAT.Agent
Verdict:
Malicious
File Type:
unix shell
First seen:
2026-01-25T18:47:00Z UTC
Last seen:
2026-01-25T19:03:00Z UTC
Hits:
~10
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Disable Windows Defender real time protection (registry)
Disables Windows Defender (deletes autostart)
Found large BAT file
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Obfuscated command line found
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential AMSI Bypass Via .NET Reflection
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious Ping/Del Command Combination
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: Suspicious Windows Service Tampering
Suspicious powershell command line found
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Powershell decode and execute
Yara detected UnHook AMSI
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Verdict:
Malicious
Threat:
Family.QUASAR
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
quasarrat
Similar samples:
+ 39 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:onichan~ defense_evasion discovery evasion execution spyware trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Network Configuration Discovery: Internet Connection Discovery
Hide Artifacts: Ignore Process Interrupts
Command and Scripting Interpreter: PowerShell
Modifies Windows Defender DisableAntiSpyware settings
Modifies Windows Defender Real-time Protection settings
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
aimbotfr-43342.portmap.host:43342
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: | CMD_Ping_Localhost |
|---|
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | detect_powershell |
|---|---|
| Author: | daniyyell |
| Description: | Detects suspicious PowerShell activity related to malware execution |
| Rule name: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| 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: | telebot_framework |
|---|---|
| Author: | vietdx.mb |
| 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.
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