MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b. 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: 19

Intelligence 19 IOCs YARA 44 File information Comments

SHA256 hash:	b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b
SHA3-384 hash:	16c2b9eb33a2ba2716939cd7b336e85e5c8d72aa52934957ec68b16ea2036ca81305ff0a16b9b8ec7f63046613c72b77
SHA1 hash:	1ccc3f6667292a02a3a6df7b4da2d8496ddb32d8
MD5 hash:	04006b10303eeef3329c6f94eeb1d8b9
humanhash:	beryllium-quiet-arkansas-lima
File name:	b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	3'375'616 bytes
First seen:	2025-12-15 06:39:48 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep	49152:GyFtz61fEzTnnkNhiOJzlaAzU0vdBdo+6Wun+yPfr/NJJ:GoEEXnYhiOxG
Threatray	70 similar samples on MalwareBazaar
TLSH	T108F55A41ABE4DE1BE1BF2775A4F201011BB1E489A732D74B1798E6792C637406D0A3BF
TrID	44.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 25.0% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 9.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 6.3% (.EXE) Win64 Executable (generic) (10522/11/4) 3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika	pebin
Reporter	JAMESWT_WT
Tags:	208-91-189-183 AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

PostExploitTool VenomRAT

Details

VenomRAT

c2 socket addresses, a mutex, a missionid, a version, filepaths, a server signature, an X509 certificate, and possibly CryptoCurrency addresses

Link:

https://research.acce.ciphertechsolutions.com/results/816bc71a-866a-4f04-a65a-0f66f5ca9dc6/

Malware family:

n/a

ID:

File name:

b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b

Verdict:

Malicious activity

Analysis date:

2025-12-15 06:40:20 UTC

Tags:

stealer generic stormkitty

Link:

https://app.any.run/tasks/c5a94d5e-ef6c-4435-8b48-3a8646925b2f

Note:

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

Detection:

ArrowRAT

Link:

https://www.capesandbox.com/analysis/44671/

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=693fad60039c1dfc73395bac

Tags:

infosteal asyncrat emotet

Verdict:

Malicious

Labled as:

Dump:Generic.Trojan.Cryo.Marte.D

Link:

https://www.hybrid-analysis.com/sample/b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-11-17T22:45:00Z UTC

Last seen:

2025-11-21T21:17:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b/results?tab=lookup

Malware family:

Stealerium Stealer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/a6d38cff-b388-4f96-871e-572bec5ee57a

Score:

85%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b

Verdict:

njRat

YARA:

17 match(es)

Tags:

.Net Executable Managed .NET njRat PDB Path PE (Portable Executable) PE File Layout RAT SOS: 0.25 SOS: 0.30 Win 32 Exe x86

Link:

https://app.malva.re/file/04006b10303eeef3329c6f94eeb1d8b9

Detection:

asyncrat

Link:

https://mwdb.cert.pl/sample/b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b/

Threat name:

ByteCode-MSIL.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2025-11-18 02:47:23 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 23 (95.65%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wkig35pia7u2tdh4jkaw3mllxpwi7sk3d4q2ezgq6zzelzl57mfq._file

Verdict:

malicious

Label(s):

asyncrat

stormkitty

hiddenvnc

AsyncRAT

5accb0ea7920306c2c694ebcc2c69c61360bc681fa3ac236dd6b9e05297a465f

AsyncRAT

6cf0d4b7fd3371e339d9e52aa97cf50c9f2d0e662329507579f645e83e7285fe

AsyncRAT

9a657f8a9e75786f58aa9775b5b403544fc15249a22bc13165472f4ec7c20b6b

AsyncRAT

c9feb68275bd9e097ac71b17a4659c7734dabe06cf440b2cea2d06ecc13ead54

AsyncRAT

cbd6d67b967edef057f41ff0a516e827d9b3ad4d99a1ecc1b75e7fa9363101e9

AsyncRAT

+ 60 additional samples on MalwareBazaar

Result

Malware family:

stormkitty

Score:

10/10

Tags:

family:asyncrat family:stormkitty rat stealer

Link:

https://tria.ge/reports/251215-hfe2qadt9h/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

AsyncRat

Asyncrat family

StormKitty

StormKitty payload

Stormkitty family

Verdict:

Malicious

Tags:

rat arrowrat asyncrat dcrat venom_rat downloader stealer stormkitty trojan Win.Packed.Razy-9807129-0

YARA:

EXE_VenomRAT_May_2024 MALWARE_Win_ArrowRAT MALWARE_Win_VenomRAT Windows_Generic_Threat_ce98c4bc Windows_Trojan_DCRat_1aeea1ac asyncrat MALWARE_Win_DLAgent10 MALWARE_Win_StormKitty Windows_Generic_Threat_2bb6f41d

Link:

https://app.threat.zone/submission/1fe6931d-84f8-4763-bd7b-3cb0a2b207c9

Unpacked files

SH256 hash:

b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b

MD5 hash:

04006b10303eeef3329c6f94eeb1d8b9

SHA1 hash:

1ccc3f6667292a02a3a6df7b4da2d8496ddb32d8

Detections:

AsyncRAT

DiscordRatWebcamGrabber

Link:

https://www.unpac.me/results/5ecbdcd0-2f54-4d43-86d8-7846517a4197/

SH256 hash:

e0bef7f04afe55b8d90261f6e64a6f7874dccf9f901080bd0c540e637c80f6dc

MD5 hash:

c58663d4b31ad34bbaa5f377b2ed27de

SHA1 hash:

a29976bcdc7366b1f30afc7280bbea05e42796c1

Detections:

MALWARE_Win_DLAgent10

Link:

https://www.unpac.me/results/5ecbdcd0-2f54-4d43-86d8-7846517a4197/

Parent samples :
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Malware family:

StormKitty

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b2906df5e807/report/overview.html

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/b2906df5e807e9a98cfc4a816db16bbbec8fc95b1f21a264d0f67245e57dfb0b

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:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

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

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	detect_powershell Create hunting rule
Author:	daniyyell
Description:	Detects suspicious PowerShell activity related to malware execution

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

Rule name:	grakate_stealer_nov_2021 Create hunting rule

Rule name:	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

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_CC_Regex Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing credit card regular expressions

Rule name:	INDICATOR_SUSPICIOUS_EXE_Discord_Regex Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Discord tokens regular expressions

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_VPN Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many VPN software clients. Observed in infosteslers

Rule name:	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender Create hunting rule
Author:	ditekSHen
Description:	Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_WirelessNetReccon Create hunting rule
Author:	ditekSHen
Description:	Detects executables with interest in wireless interface using netsh

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

Rule name:	INDICATOR_SUSPICIOUS_References_SecTools Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many IR and analysis tools

Rule name:	Lumma_Stealer_Detection Create hunting rule
Author:	ashizZz
Description:	Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:	https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/

Rule name:	Macos_Infostealer_Wallets_8e469ea0 Create hunting rule
Author:	Elastic Security

Rule name:	MALWARE_Win_ArrowRAT Create hunting rule
Author:	ditekSHen
Description:	Detects ArrowRAT

Rule name:	MALWARE_Win_AsyncRAT Create hunting rule
Author:	ditekSHen
Description:	Detects AsyncRAT

Rule name:	MALWARE_Win_DLAgent10 Create hunting rule
Author:	ditekSHen
Description:	Detects known downloader agent

Rule name:	MALWARE_Win_StormKitty Create hunting rule
Author:	ditekSHen
Description:	Detects StormKitty infostealer

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

Rule name:	Mal_WIN_AsyncRat_RAT_PE Create hunting rule
Author:	Phatcharadol Thangplub
Description:	Use to detect AsyncRAT implant.

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:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

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

Rule name:	TH_Win_ETW_Bypass_2025_CYFARE Create hunting rule
Author:	CYFARE
Description:	Windows ETW Bypass Detection Rule - 2025
Reference:	https://cyfare.net/

Rule name:	venomrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	Windows_Generic_Threat_21253888 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Generic_Threat_2bb6f41d Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Generic_Threat_ce98c4bc Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_DCRat_1aeea1ac 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.

Cape

https://www.capesandbox.com/analysis/44671/

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