MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 724ff8546f194ffa5aadb446a00a6476aceedda46114bb9ad8f8ad9f32e27493. 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 10 File information Comments 1

SHA256 hash: 724ff8546f194ffa5aadb446a00a6476aceedda46114bb9ad8f8ad9f32e27493
SHA3-384 hash: 31b6e6fde53e3df6ded55e91c10b2ae55dbde85d192502636e0c3d6442c77faf7216a280a8d97660d4efdccb7b0f0f60
SHA1 hash: e645bcfa5bbd61818ca6d9cc651bfd256c857b38
MD5 hash: 41eb4ab1efca9fb7f1c9a56eaf72b3c1
humanhash: gee-rugby-kansas-charlie
File name:41eb4ab1efca9fb7f1c9a56eaf72b3c1
Download: download sample
Signature QuasarRAT
File size:9'148'416 bytes
First seen:2022-07-21 11:35:04 UTC
Last seen:2022-07-22 11:22:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 196608:DK67iZRRrTpioJekPFbHAlnNMHslwFUrnTWpB8xScxP9yoEvHCWL:+6KgkPFpHs8UfA49uvHP
Threatray 355 similar samples on MalwareBazaar
TLSH T1CD9633635368EAB7E1FD2236E0B5030A0BB1A159B701E3DBBA6C11785C7A3C19D517B3
TrID 59.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
13.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
8.6% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter zbetcheckin
Tags:32 exe QuasarRAT

Intelligence


File Origin
# of uploads :
3
# of downloads :
336
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Setting a keyboard event handler
Creating a file in the %AppData% subdirectories
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
75%
Tags:
anti-vm fingerprint greyware keylogger packed quasar quasarrat rat shell32.dll stealer stealer
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2022-07-21 11:36:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 25 (88.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:quasar botnet:blackmagic design spyware suricata trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Looks up external IP address via web service
Quasar RAT
Quasar payload
suricata: ET MALWARE Common RAT Connectivity Check Observed
Malware Config
C2 Extraction:
manecraft.giize.com:1980
Unpacked files
SH256 hash:
724ff8546f194ffa5aadb446a00a6476aceedda46114bb9ad8f8ad9f32e27493
MD5 hash:
41eb4ab1efca9fb7f1c9a56eaf72b3c1
SHA1 hash:
e645bcfa5bbd61818ca6d9cc651bfd256c857b38
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:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:malware_Quasar_strings
Author:JPCERT/CC Incident Response Group
Description:detect QuasarRAT in memory
Rule name:MALWARE_Win_QuasarRAT
Author:ditekSHen
Description:QuasarRAT payload
Rule name:MAL_QuasarRAT_May19_1
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:pe_imphash
Rule name:Quasar_RAT_1
Author:Florian Roth
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:Quasar_RAT_1_RID2B54
Author:Florian Roth
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

QuasarRAT

Executable exe 724ff8546f194ffa5aadb446a00a6476aceedda46114bb9ad8f8ad9f32e27493

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-07-21 11:35:08 UTC

url : hxxp://102.37.220.234/htdocs/DjTQW.exe