MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7. 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

AsyncRAT

Vendor detections: 10

Intelligence 10 IOCs YARA 22 File information Comments

SHA256 hash:	a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7
SHA3-384 hash:	2892d30feaec7e105ed86ec5d0798b97b3b35fa9cd591470f277df732bbed908c991e77ddfe13b992f18a05828c09fdf
SHA1 hash:	17f80595d59213d636376a047d7bc0539c0bf23d
MD5 hash:	199882d42a35596fdc6ae9c8098d8368
humanhash:	may-winner-crazy-xray
File name:	199882d42a35596fdc6ae9c8098d8368
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	190'606 bytes
First seen:	2023-10-06 13:29:30 UTC
Last seen:	Never
File type:	ps1
MIME type:	text/plain
ssdeep	3072:tEPwwzCBzl/n7TeA4VOvhiQrdykjQdMhvSWm8+B0RjcGd1F9h/IleqxEAY5clv3j:CPwwzCBzl/n7TeA42hlMkjQdMhvFuX
Threatray	3'069 similar samples on MalwareBazaar
TLSH	T16A146D0E837ACD76B7EB0BE97E855D0B5020E211F2DC38D8ED158A6481E36E5348F59B
Reporter	r3dbU7z
Tags:	AsyncRAT powershell ps1

Intelligence

File Origin

# of uploads :

# of downloads :

147

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Script.SNH-gen.4823.15218.UNOFFICIAL

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/65200bdc1e07d7e1e9b4e94f/reports/67d76edd-63f5-46aa-8b2d-117873a798f0/overview

Verdict:

Malicious

Labled as:

BZC.PZQ.Pantera.140

Link:

https://www.hybrid-analysis.com/sample/a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7

Result

Verdict:

MALICIOUS

Result

Threat name:

AsyncRAT

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1321057

Signature

.NET source code references suspicious native API functions

Found malware configuration

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

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)

Writes to foreign memory regions

Yara detected AsyncRAT

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7/

Threat name:

Win32.Trojan.Pantera

Status:

Malicious

First seen:

2023-10-06 13:30:05 UTC

File Type:

Text (PowerShell)

AV detection:

5 of 38 (13.16%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ufxsc74prajaf3q6ftt5zdk4yc4pbneo7x5fecxjqmx366u2i2tq._file

Verdict:

malicious

Label(s):

asyncrat

AsyncRAT

4a72f887ce916e9eaef552c54fdcdc51dd610b3b5c92528956341281bdcbed82

AsyncRAT

6a9d3d2a4eaa850159fcddf238be20521d711c2ee75bfa01145cca1e9bacfae5

AsyncRAT

8c8aee950d1420d409169010b6a9e475c2d0d78ecf9c6d31a3a7542c15735e4f

AsyncRAT

e51cfc4ccf015ea240546459a25884b818594916e04d987c08fa5d2b2e12aa30

AsyncRAT

f372cfc59d3e2235cc22911f71ca105b1d602fb419c9af2d9d03e7d91ee2eea6

AsyncRAT

+ 3'059 additional samples on MalwareBazaar

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:default rat

Link:

https://tria.ge/reports/231006-r3514adb8w/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

sen3tors.linkpc.net:7777

Malware family:

AsyncRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a16f217f8f88/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7

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:	AsyncRat Create hunting rule
Author:	kevoreilly, JPCERT/CC Incident Response Group
Description:	AsyncRat Payload

Rule name:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse Create hunting rule
Author:	ditekSHen
Description:	Detects file containing reversed ASEP Autorun registry keys

Rule name:	malware_asyncrat Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research

Rule name:	MAL_AsnycRAT Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects AsnycRAT based on it's config decryption routine

Rule name:	MAL_AsyncRAT_Config_Decryption Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects AsnycRAT based on it's config decryption routine

Rule name:	msil_suspicious_use_of_strreverse Create hunting rule
Author:	dr4k0nia
Description:	Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	Njrat Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_DOTNET_PE_List_AV Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detecs .NET Binary that lists installed AVs

Rule name:	SUSP_Reverse_Run_Key Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects a Reversed Run Key

Rule name:	Windows_Trojan_Asyncrat_11a11ba1 Create hunting rule
Author:	Elastic Security

Rule name:	win_asyncrat_bytecodes Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects bytecodes present in unobfuscated AsyncRat Samples. Rule may also pick up on other Asyncrat-derived malware (Dcrat/venom etc)

Rule name:	win_asyncrat_j1 Create hunting rule
Author:	Johannes Bader @viql
Description:	detects AsyncRAT

Rule name:	win_asyncrat_w0 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research

File information

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

Web download

AsyncRAT

ps1 a16f217f8f881202ee1e2ce7dc8d5cc0b8f0b48efdfa520ae9832fbf7a9a46a7

(this sample)

Delivery method

Distributed via web download

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