MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf. 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: 15

Intelligence 15 IOCs YARA 15 File information Comments

SHA256 hash:	015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf
SHA3-384 hash:	9b1955189e13cde1eb39d54714bfd9089aba29b2f0b9bbbfa5b5698260a318b7ae58b627910022c95c62add185570475
SHA1 hash:	af07d01a6ffc4d9e6d2784a2461128114519532d
MD5 hash:	05b1bad2724adf9552fd4a31cdab7e31
humanhash:	fruit-ceiling-tennis-oven
File name:	bRhA.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	48'640 bytes
First seen:	2023-11-02 18:07:27 UTC
Last seen:	2023-11-02 19:07:24 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep	768:596mxUTILWCaS+DiMPgVnEiC68YbWgeSbfsNK+vEgK/JXZVc6KN:596AKWMChzbJNk0+nkJXZVclN
TLSH	T156236E403798C136E2BD4BB5ADF3D1458279D2676903C65D6CC814EA1F13BC996036FE
TrID	60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter	pmelson
Tags:	AsyncRAT DCRat exe

Intelligence

File Origin

# of uploads :

# of downloads :

379

Origin country :

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/457831/

Detection(s):

Sanesecurity.Malware.29669.UNOFFICIAL

Win.Malware.Generickdz-9865912-0

Win.Malware.Enigmaprotector-9874743-0

Win.Malware.Enigmaprotector-9881027-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Sending a custom TCP request

Sending an HTTP GET request

Using the Windows Management Instrumentation requests

Verdict:

Malicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-debug anti-vm configsecuritypolicy evasive hacktool lolbin lolbin mpcmdrun msconfig njrat packed rat regedit replace

Link:

https://www.filescan.io/uploads/6543e586bc703e36b0982879/reports/87a6b9a3-857a-480e-8963-004d5ac9a66d/overview

Verdict:

Malicious

Labled as:

Backdoo.1BBEAE4C

Link:

https://www.hybrid-analysis.com/sample/015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf

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.

Malware family:

AsyncRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/465ebf5d-3315-4b14-9293-d58bee6aa33d

Result

Threat name:

AsyncRAT, DcRat

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1336180

Signature

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

Contains functionality to capture screen (.Net source)

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Performs DNS queries to domains with low reputation

Snort IDS alert for network traffic

Yara detected AsyncRAT

Yara detected DcRat

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf

Detection:

dcrat

Link:

https://mwdb.cert.pl/sample/015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf/

Threat name:

ByteCode-MSIL.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2023-11-02 18:08:05 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

31 of 38 (81.58%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=afouetgkqhtk5obusly3kdk2feifhtf4obdd3zfeccgzlndvdppq._file

Verdict:

malicious

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:default rat

Link:

https://tria.ge/reports/231102-wqv3ksfe56/

Behaviour

Modifies system certificate store

Suspicious use of AdjustPrivilegeToken

Legitimate hosting services abused for malware hosting/C2

Async RAT payload

AsyncRat

Unpacked files

SH256 hash:

015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf

MD5 hash:

05b1bad2724adf9552fd4a31cdab7e31

SHA1 hash:

af07d01a6ffc4d9e6d2784a2461128114519532d

Detections:

DCRat

Link:

https://www.unpac.me/results/f1859c67-bc7f-41e5-b329-8236eb96cdcd/

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

Threat name:

iSpy Keylogger

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/015d424cca81e6aeb83492f1b50d5a291053ccbc70463de4a4108d95b4751bdf

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:	AcRat Create hunting rule
Author:	Nikos 'n0t' Totosis
Description:	AcRat Payload (based on AsyncRat)

Rule name:	INDICATOR_SUSPICIOUS_EXE_B64_Artifacts Create hunting rule
Author:	ditekSHen
Description:	Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.

Rule name:	INDICATOR_SUSPICIOUS_EXE_DcRatBy Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing the string DcRatBy

Rule name:	INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice Create hunting rule
Author:	ditekSHen
Description:	Detects executables attemping to enumerate video devices using WMI

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:	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:	Windows_Trojan_DCRat_1aeea1ac Create hunting rule
Author:	Elastic Security

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