MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880
SHA3-384 hash: 09fdcecb27c9327a84f0a1dbe5e267981c5050dd7d9ee508d00d5f36f041994a9abc6aeaa41eb333c7661fd08c1d0793
SHA1 hash: 2cedbcdb610989f0319a5456e6f8a6f43ff5d952
MD5 hash: 0772ebf42810543ae257df0993fd72f2
humanhash: two-march-william-kentucky
File name:0772ebf42810543ae257df0993fd72f2.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:77'824 bytes
First seen:2022-01-05 09:31:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 1536:jcqfbpRrY17vfSo3rLLKhv+vyb2AvypMv88T5Y:AqfbpRrXEvy6AvypRmu
Threatray 806 similar samples on MalwareBazaar
TLSH T1D9730D95F354ACBAD92A02B28D3297112617FE6988B4831F746EB1295DF334334E7C4B
File icon (PE):PE icon
dhash icon f8dc888898a898b8 (4 x njrat, 4 x AgentTesla, 2 x AsyncRAT)
Reporter abuse_ch
Tags:exe QuasarRAT RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
225
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
swift.fatura.01.04.2022.pdf.vbs
Verdict:
Malicious activity
Analysis date:
2022-01-04 16:03:03 UTC
Tags:
loader
Link:
https://app.any.run/tasks/bf7baab0-54ed-4123-8614-93973be7d992

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
RDPWrap
Create hunting rule
Link:
https://www.capesandbox.com/analysis/217409/
Detection(s):
Win.Trojan.Ag-18
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
DNS request
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
cobra obfuscated packed quasar
Link:
https://www.filescan.io/uploads/61d5659692bdc4b407800d48/reports/647f9b04-bd79-41bc-b5f4-a61ae27a5d76/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ff4aec8a-7315-4e0a-8354-21454ba49a60
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/915741
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Contains functionality to hide user accounts
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Encoded PowerShell Command Line
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses ping.exe to check the status of other devices and networks
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Quasar RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 548216 Sample: CEblvYFBiV.exe Startdate: 05/01/2022 Architecture: WINDOWS Score: 100 69 Malicious sample detected (through community Yara rule) 2->69 71 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->71 73 Multi AV Scanner detection for submitted file 2->73 75 8 other signatures 2->75 10 CEblvYFBiV.exe 16 9 2->10         started        15 xpsrchvw.exe 3 2->15         started        17 xpsrchvw.exe 3 2->17         started        process3 dnsIp4 65 js-hurling.com 192.185.113.96, 49764, 80 UNIFIEDLAYER-AS-1US United States 10->65 67 www.js-hurling.com 10->67 53 C:\Users\user\AppData\...\xpsrchvw.exe, PE32 10->53 dropped 55 C:\Users\user\AppData\...\CEblvYFBiV.exe, PE32 10->55 dropped 57 C:\Users\...\xpsrchvw.exe:Zone.Identifier, ASCII 10->57 dropped 59 2 other malicious files 10->59 dropped 89 Encrypted powershell cmdline option found 10->89 91 Writes to foreign memory regions 10->91 93 Allocates memory in foreign processes 10->93 95 Injects a PE file into a foreign processes 10->95 19 CEblvYFBiV.exe 10->19         started        22 CEblvYFBiV.exe 4 10->22         started        25 powershell.exe 14 10->25         started        97 Multi AV Scanner detection for dropped file 15->97 99 Machine Learning detection for dropped file 15->99 27 powershell.exe 5 15->27         started        29 powershell.exe 17->29         started        file5 signatures6 process7 dnsIp8 77 Multi AV Scanner detection for dropped file 19->77 79 May check the online IP address of the machine 19->79 81 Machine Learning detection for dropped file 19->81 83 Encrypted powershell cmdline option found 19->83 61 ip-api.com 208.95.112.1, 49842, 80 TUT-ASUS United States 22->61 63 famesurvelizerditis.sytes.net 22->63 85 Hides that the sample has been downloaded from the Internet (zone.identifier) 22->85 31 cmd.exe 2 22->31         started        34 conhost.exe 25->34         started        36 conhost.exe 27->36         started        38 conhost.exe 29->38         started        signatures9 process10 signatures11 101 Uses ping.exe to check the status of other devices and networks 31->101 40 CEblvYFBiV.exe 31->40         started        43 conhost.exe 31->43         started        45 chcp.com 1 31->45         started        47 PING.EXE 1 31->47         started        process12 signatures13 87 Encrypted powershell cmdline option found 40->87 49 powershell.exe 40->49         started        process14 process15 51 conhost.exe 49->51         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2022-01-04 17:49:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lwechr2mtpinfms727keipkgklfzfqsrhrxf4m4yqrqzauthfcaa._file
Verdict:
malicious
Similar samples:
102f91266026da7eb656fe30e15fb7eadda1335013bc21ab3e0a986ea1ff7727
QuasarRAT
177875c756a494872c516000beb6011cec22bd9a73e58ba6b2371dba2ab8c337
QuasarRAT
32bf6a730cca597011b8e619bad0168190337b8e96db09e2fe214b436d8f2f69
QuasarRAT
61803de50535a38519fcfacaba6438717e7ac6e97a10348bf5c7d3a2ddc02e1d
QuasarRAT
6ff685e5acfd946101b558f9f9d47a0d515c62e7476f5f83694609d64343315e
QuasarRAT
98ed685e58c13887c499cef7806acfd58d771bdcf95b60d8c7604fd500a466ba
QuasarRAT
a0824896a6cb88bb0459cd54f5085056cfd2c9733b5cdc75623615e5d61f86c1
QuasarRAT
b26c95976936054915610598a19dabb10dd52f47b9edbdbadc079d2e91717814
QuasarRAT
f4976b0e97222698e5426b45314ef8eeb862204a5c6e1061617d377924dc49b8
QuasarRAT
fa0acd72e7884f09ad831fb1f9bf7231dc31c214a91b487bdcfe6fdef9e2d14d
QuasarRAT
+ 796 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:venom client persistence spyware trojan
Link:
https://tria.ge/reports/220105-lg4cgsabe4/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Quasar Payload
Quasar RAT
Malware Config
C2 Extraction:
famesurvelizerditis.sytes.net:4782
artedriendfrim.hopto.org:4782
Unpacked files
SH256 hash:
5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880
MD5 hash:
0772ebf42810543ae257df0993fd72f2
SHA1 hash:
2cedbcdb610989f0319a5456e6f8a6f43ff5d952
Link:
https://www.unpac.me/results/6d4a0ce8-5c68-4600-9988-8206fc1e52f6/
Malware family:
Quasar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/5d8823c74c9b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880

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_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 5d8823c74c9bd0d2b25fd7d4443d4652cb92c2513c6e5e339884619052672880

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1940626/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/217409/

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