MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58. 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 29 File information Comments

SHA256 hash:	7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58
SHA3-384 hash:	0efd7031c8d3c45d5d0b138891fec1f44d581185cbfb589f714add6535d058981d8b317471c5537f430e8e26715aecee
SHA1 hash:	e8bd5244e6362968f5017680da33f1e90ae63dd7
MD5 hash:	3b3a304c6fc7a3a1d9390d7cbff56634
humanhash:	maine-comet-avocado-monkey
File name:	VenomRATHVNCStealerGrabber.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	14'868'480 bytes
First seen:	2024-08-18 14:38:44 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'297 x AgentTesla, 20'714 x Formbook, 12'401 x SnakeKeylogger)
ssdeep	196608:Nja6chUZX81lbFklbYJygrP7aIBhLkNPFCZZwiJl1NLIsPA8fxvuIMzd/95UhS14:qT+P+Zw6NLIsFfskh1BmXG04
TLSH	T1B5E6D021F8A9D256D4738D38C0735AF6E7713D4AE72181CB96943F2D7B7A7898132322
TrID	31.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 25.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 18.1% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 7.2% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 4.5% (.EXE) Win64 Executable (generic) (10523/12/4)
File icon (PE):
dhash icon	b0236b33961f8ecc (4 x AsyncRAT, 1 x njrat)
Reporter	nickkuechel
Tags:	AsyncRAT exe RAT

Intelligence

File Origin

# of uploads :

# of downloads :

388

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

https://www.mediafire.com/file/3n3b0o65t3r7ka3/VenomRAT+v6.0.3+(SOURCE).zip/file

Verdict:

Malicious activity

Analysis date:

2023-07-25 03:33:27 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/e36da041-1e93-4dc6-9f0c-df6ab21a5e34

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

Score:

98.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66c2078aaa5b40be0aa07403

Tags:

Msil

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

alien anti-debug anti-vm aspnet_compiler configsecuritypolicy crypto evasive explorer hacktool keylogger lolbin mpcmdrun msbuild msconfig njrat packed rat regasm regedit regedit regsvcs remote schtasks vbc wscript zusy

Link:

https://www.filescan.io/uploads/66c2078932f6d05ff3cf2c31/reports/9b88d789-7b60-419a-9ee9-364ba29e1a72/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58

Malware family:

BoratRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/63d133ea-939d-4e7d-a716-79db10f3247b

Result

Threat name:

AsyncRAT, VenomRAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1432158

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected AsyncRAT

Yara detected Generic Downloader

Yara detected Telegram RAT

Yara detected VenomRAT

Behaviour

Behavior Graph:

Download SVG

Score:

85%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58/

Threat name:

ByteCode-MSIL.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2023-05-26 22:33:10 UTC

File Type:

PE (.Net Exe)

Extracted files:

575

AV detection:

28 of 38 (73.68%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=omytndabwkqwxwqpae7to2qdtzvowtfs3wfqykx4psrar62ujrma._file

Verdict:

malicious

Label(s):

asyncrat

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/240818-r1agea1dmj/

Behaviour

Suspicious use of WriteProcessMemory

AsyncRat

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/cee7ebc9-da0a-4ad4-bb33-0941d19095f6

Unpacked files

SH256 hash:

ee0fbd09ef81052faa267adb297a644ab51e80245e66346f97e31834bae9814b

MD5 hash:

77fdab910751ae4b3b437ed594ee1b4d

SHA1 hash:

04feabf0b665f3e4bc29950f7ffc291d9cc4a9d1

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

SH256 hash:

9ed007aa82e440ceb39a6e105bb1d602a9bc59a4946267ba8de2f220aa15bc06

MD5 hash:

26dc695a8d549d1c9137c14e6d3b8b4d

SHA1 hash:

0b7956d7343877c41f75b2c593258cf6e0e78863

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

SH256 hash:

c7245e21a7553d9e52d434002a401c77a7ca7d0f245f2311b0ddf16f8f946c6f

MD5 hash:

3e797119e0fd64297cb82794b8d68edd

SHA1 hash:

a67d3b35743f6ca383673a3848b8c97ec164cc0d

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

SH256 hash:

b2a992052d32a5b9d3702350b133289b45a8d209acd0161d9c3b0bc6fd702b3c

MD5 hash:

b8607b7921cd9cba78058fcb56bcfb9d

SHA1 hash:

1344f12ff7e23122b62fcc7f3be548c73d3c3efd

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

SH256 hash:

3a7efdc3d85adf7a5484ef17549db47be2a78b4b6892d93dd91958bb9a9edb82

MD5 hash:

3935ef8202cd8040741138a14b0655f0

SHA1 hash:

54cf02cf472111b57ac5329a408b2f858e2f3b86

Detections:

DCRat

AsyncRAT

INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice

INDICATOR_SUSPICIOUS_EXE_DcRatBy

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

SH256 hash:

7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58

MD5 hash:

3b3a304c6fc7a3a1d9390d7cbff56634

SHA1 hash:

e8bd5244e6362968f5017680da33f1e90ae63dd7

Detections:

AsyncRAT

Link:

https://www.unpac.me/results/959b129c-4e19-4a63-b7fd-dfa1dcc23ca4/

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/7331368c01b2a16bda0f013f376a039e6aeb4cb2dd8b0c2afc7ca208fb544c58

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:	AgentTesla_DIFF_Common_Strings_01 Create hunting rule
Author:	schmidtsz
Description:	Identify partial Agent Tesla strings

Rule name:	Base64_decoding Create hunting rule
Author:	iam-py-test
Description:	Detect scripts which are decoding base64 encoded data (mainly Python, may apply to other languages)

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

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

Rule name:	dsc Create hunting rule
Author:	Aaron DeVera
Description:	Discord domains

Rule name:	EXE_VenomRAT_May_2024 Create hunting rule
Author:	NDA0E
Description:	Detects VenomRAT

Rule name:	grakate_stealer_nov_2021 Create hunting rule

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

Rule name:	INDICATOR_SUSPICIOUS_EXE_DiscordURL Create hunting rule
Author:	ditekSHen
Description:	Detects executables Discord URL observed in first stage droppers

Rule name:	INDICATOR_SUSPICIOUS_EXE_RawPaste_URL Create hunting rule
Author:	ditekSHen
Description:	Detects executables (downlaoders) containing URLs to raw contents of a paste

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot

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

Rule name:	MALWARE_Win_VenomRAT Create hunting rule
Author:	ditekSHen
Description:	Detects VenomRAT

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:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

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

Rule name:	venomrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	Windows_Generic_Threat_ce98c4bc Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Donutloader_f40e3759 Create hunting rule
Author:	Elastic Security

File information

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

No further information available

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (NX_COMPAT)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

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