MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7edc8206134842f1452de2fcc1604b40a078d75a2a56391fc5698aef9fc9240. 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: 16


Intelligence 16 IOCs YARA 20 File information Comments

SHA256 hash: b7edc8206134842f1452de2fcc1604b40a078d75a2a56391fc5698aef9fc9240
SHA3-384 hash: baba39a96ef0536e988200c4e13fc0ae320cfb0c87306628663911a48c55f506899ac8702a5749fc4c4bde9d5b3ae5e3
SHA1 hash: 73cb868ddb133f04db518af41420582b85f99c97
MD5 hash: 304034ca275b3be98d1b92d28a7ed71a
humanhash: four-texas-ack-football
File name:xPP4QxLkmgBB.exe
Download: download sample
Signature QuasarRAT
File size:1'085'952 bytes
First seen:2023-05-30 14:49:31 UTC
Last seen:2023-06-21 16:49:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:Raynkc1ZzBvtrZHFjMKY2aq77woIu7el6pRZRcL9:wynkc1ZzBvtrZHFjMKY2Rw3u7el6pR3
Threatray 73 similar samples on MalwareBazaar
TLSH T106352914F7F85695F0AE7F72747198010A38FE07693D974B2B95A1981A6B380CCB2F63
TrID 53.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
12.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.5% (.SCR) Windows screen saver (13097/50/3)
7.6% (.EXE) Win64 Executable (generic) (10523/12/4)
4.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter pmelson
Tags:exe QuasarRAT VoidRAT

Intelligence


File Origin
# of uploads :
10
# of downloads :
320
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
xPP4QxLkmgBB.exe
Verdict:
Malicious activity
Analysis date:
2023-05-30 14:52:06 UTC
Tags:
evasion quasar

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DLAgent09 Downloader
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Creating a window
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd.exe cmstp.exe evasive evasive explorer.exe fingerprint fingerprint keylogger lolbin net netsh.exe packed packed quasarrat rat reg regasm.exe schtasks.exe stealer update.exe
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:
Clipboard Hijacker, Quasar
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to hide user accounts
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 domain / URL
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Clipboard Hijacker
Yara detected Generic Downloader
Yara detected Quasar RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.ClipBanker
Status:
Malicious
First seen:
2023-05-30 14:50:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:quasar botnet:venom client spyware trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Looks up external IP address via web service
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
crazydns.linkpc.net:26134
Unpacked files
SH256 hash:
b08d89b4c28871a584ef29bda530fdc98d0837690029658f18166a7907261353
MD5 hash:
443b5fbf8111e2a124d80a54b5870ee6
SHA1 hash:
ecaebb1c20c2253eca7a78a4399b4e6e2f623e27
SH256 hash:
b7edc8206134842f1452de2fcc1604b40a078d75a2a56391fc5698aef9fc9240
MD5 hash:
304034ca275b3be98d1b92d28a7ed71a
SHA1 hash:
73cb868ddb133f04db518af41420582b85f99c97
Malware family:
QuasarRAT
Verdict:
Malicious
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:Disable_Defender
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defedner features
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_IExecuteCommandCOM
Author:ditekSHen
Description:Detects executables embedding command execution via IExecuteCommand COM object
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCMD
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Quasar_strings
Author:JPCERT/CC Incident Response Group
Description:detect QuasarRAT in memory
Rule name:MALWARE_Win_DLAgent09
Author:ditekSHen
Description:Detects known downloader agent
Rule name:MALWARE_Win_DLAgent10
Author:ditekSHen
Description:Detects known downloader agent
Rule name:MALWARE_Win_QuasarRAT
Author:ditekSHen
Description:QuasarRAT payload
Rule name:MAL_QuasarRAT_May19_1
Description:Detects QuasarRAT malware
Rule name:MAL_QuasarRAT_May19_1
Author:Florian Roth (Nextron Systems)
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:msil_suspicious_use_of_strreverse
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:pe_imphash
Rule name:RDPWrap
Author:@bartblaze
Description:Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:https://github.com/stascorp/rdpwrap
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_NET_Msil_Suspicious_Use_StrReverse
Author:dr4k0nia, modified by Florian Roth
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:SUSP_OneNote
Author:spatronn
Description:Hard-Detect One

File information


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

Web download

QuasarRAT

Executable exe b7edc8206134842f1452de2fcc1604b40a078d75a2a56391fc5698aef9fc9240

(this sample)

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