MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 368989934389f9101ee031231304d2544a5bd55ae3626bdba993451715558d7e. 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
| SHA256 hash: | 368989934389f9101ee031231304d2544a5bd55ae3626bdba993451715558d7e |
|---|---|
| SHA3-384 hash: | bac40afab7f5640aa8f479b7acbb2df78a36870ec4b14d88a455ab32e2f8515c063fc907f3a20eeee17bddb32f57943d |
| SHA1 hash: | e24a3bff38b11bd81f93c630f173d23b50003cd6 |
| MD5 hash: | b743ef7973127125a6f50b85fa04c812 |
| humanhash: | massachusetts-louisiana-pip-tennessee |
| File name: | client.exe |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 4'608 bytes |
| First seen: | 2025-05-08 09:23:57 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 699cc9570c233cf12692f95447a4cdc0 (2 x CoinMiner, 1 x Rhadamanthys, 1 x LucaStealer) |
| ssdeep | 96:xdd8kYK2TqNKMhGMXR2Qix2sz+d3ojLjrl:7ukYK2TqIMg2u44+d+F |
| Threatray | 6 similar samples on MalwareBazaar |
| TLSH | T1CD918567EB78DC49CB0F61701932111F357483626BA41BB8F68D08BA8F95A90EF4B24D |
| TrID | 38.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 15.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 11.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.5% (.EXE) Win32 Executable (generic) (4504/4/1) 4.8% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Magika | pebin |
| Reporter |  skocherhan |
| Tags: | exe QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
461
Origin country :
GBVendor Threat Intelligence
Detection(s):
Verdict:
Malicious
Score:
96.5%
Tags:
obfuscate xtreme virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
DNS request
Connection attempt
Sending a custom TCP request
Creating a file
Creating a process from a recently created file
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Fragtor.Generic
Malware family:
Generic Malware
Verdict:
Malicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Drops PE files with benign system names
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Files With System Process Name In Unsuspected Locations
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Powershell download and execute
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Score:
87%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Lazy
Status:
Malicious
First seen:
2025-05-06 11:00:35 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
28 of 37 (75.68%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
quasarrat
Result
Malware family:
n/a
Score:
8/10
Tags:
defense_evasion discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Checks for VirtualBox DLLs, possible anti-VM trick
Legitimate hosting services abused for malware hosting/C2
Obfuscated Files or Information: Command Obfuscation
Checks computer location settings
Executes dropped EXE
Blocklisted process makes network request
Downloads MZ/PE file
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
368989934389f9101ee031231304d2544a5bd55ae3626bdba993451715558d7e
MD5 hash:
b743ef7973127125a6f50b85fa04c812
SHA1 hash:
e24a3bff38b11bd81f93c630f173d23b50003cd6
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SHELL_API | Manipulates System Shell | shell32.dll::ShellExecuteA |
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