MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8. 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

DCRat

Vendor detections: 17

Intelligence 17 IOCs YARA 15 File information Comments

SHA256 hash:	8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8
SHA3-384 hash:	ca5b3066f73500d58805d186906e9ae6521cd8311e10cc7e059dd4eb7ce38341d24d4598f2a6860d7cd4589fb8915fef
SHA1 hash:	9998ae6c4fbc33e4a43688473fd33b02495100f4
MD5 hash:	5da2364c61af29cd7dea6b5278780127
humanhash:	shade-wolfram-july-indigo
File name:	bryjf(1).exe
Download:	download sample
Signature	DCRat Create hunting rule
File size:	12'048'896 bytes
First seen:	2025-06-10 06:43:02 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep	24576:U+JEfJhZ8j53sY1jCeqm6qv80MaooQajSMpHYWOkEfW5EQJZrUVvsgMYHQgdUU2Q:U+a5csqCeq08moPajSQY5HYryHACWs
TLSH	T17FC612341FD54BC0E7FA4AB4286CD3514DB4B703981AC78FA6C0614D8E63A76DB2297E
TrID	58.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 13.2% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 8.4% (.EXE) Win64 Executable (generic) (10522/11/4) 5.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
Reporter	JAMESWT_WT
Tags:	booking ClickFix DCRat exe FakeCaptcha

Intelligence

File Origin

# of uploads :

# of downloads :

515

Origin country :

Vendor Threat Intelligence

Malware family:

asyncrat

ID:

File name:

bryjf(1).exe

Verdict:

Malicious activity

Analysis date:

2025-06-10 06:46:00 UTC

Tags:

auto-startup asyncrat rat remote

Link:

https://app.any.run/tasks/68c5679b-e03a-4919-bde0-5c1a85de5667

Note:

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

Detection:

DCRat

Link:

https://www.capesandbox.com/analysis/8205/

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6847d40c07b5e8c1cfe6026f

Tags:

asyncrat autorun emotet

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug anti-vm base64 cmd configsecuritypolicy evasive fingerprint hacktool krypt lolbin mpcmdrun msconfig obfuscated reconnaissance regedit remote schtasks vbnet wmic

Link:

https://www.filescan.io/uploads/6847d40a58764b44c67a2dd3/reports/2fc303ce-d1f9-43f5-b1a5-d985c13ff659/overview

Verdict:

Malicious

Labled as:

MSIL.Krypt.Generic

Link:

https://www.hybrid-analysis.com/sample/8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2e00fd7b-84c4-4b9f-a11d-d4e7486788e5

Result

Threat name:

AsyncRAT, DcRat

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1710484

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Contains functionality to capture screen (.Net source)

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Sigma detected: Drops script at startup location

Sigma detected: Potentially Suspicious Malware Callback Communication

Suricata IDS alerts for network traffic

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

Yara detected AsyncRAT

Yara detected Costura Assembly Loader

Yara detected DcRat

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8/

Threat name:

ByteCode-MSIL.Backdoor.Asyncrat

Status:

Suspicious

First seen:

2025-06-03 15:21:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

29 of 36 (80.56%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rrhcschox33ybh4qjuhjhbi2xe4x3mdjhsmj3soih2cazet5hxea._file

Verdict:

malicious

Label(s):

asyncrat

Similar samples:

error

DCRat

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat botnet:default rat

Link:

https://tria.ge/reports/250610-hg35yacq81/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Drops startup file

AsyncRat

Asyncrat family

Malware Config

C2 Extraction:

185.156.72.59:7777
176.46.157.24:7777

Verdict:

Malicious

Tags:

rat asyncrat venom_rat Win.Packed.Adwarex-9851111-0

YARA:

EXE_VenomRAT_May_2024 Windows_Generic_Threat_ce98c4bc asyncrat

Link:

https://app.threat.zone/submission/3a84074c-17c7-4890-93bd-0693a20258be

Unpacked files

SH256 hash:

29c93f3b12ac9e55f63635e5d87679d89fbf9cd0618ce9af498f7b2f7e2e341a

MD5 hash:

faf20ea5b6b3895868e6c85f7696b122

SHA1 hash:

8ca5cae1b546d7133a265ef7919b92542ffc31a4

Detections:

SUSP_NET_Large_Static_Array_In_Small_File_Jan24

Link:

https://www.unpac.me/results/bea7257e-65bf-430e-94b3-a5cb22e0d490/

Parent samples :
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SH256 hash:

8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8

MD5 hash:

5da2364c61af29cd7dea6b5278780127

SHA1 hash:

9998ae6c4fbc33e4a43688473fd33b02495100f4

Link:

https://www.unpac.me/results/bea7257e-65bf-430e-94b3-a5cb22e0d490/

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/8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8

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:	async_RAT Create hunting rule
Author:	Michelle Khalil
Description:	This rule detects unpacked AsyncRAT malware samples.

Rule name:	dcrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	dcrat_kingrat Create hunting rule
Author:	jeFF0Falltrades

Rule name:	dcrat_rkp Create hunting rule
Author:	jeFF0Falltrades
Description:	Detects DCRat payloads

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	INDICATOR_EXE_Packed_Fody Create hunting rule
Author:	ditekSHen
Description:	Detects executables manipulated with Fody

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

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:	pe_imphash Create hunting rule

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:	Windows_Generic_Threat_ce98c4bc 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.

Web download

DCRat

exe 8c4e2908eebef7809f904d0e93851ab9397db0693c989dc9c83e840c927d3dc8

(this sample)

Cape

https://www.capesandbox.com/analysis/8205/

URLhaus

https://urlhaus.abuse.ch/url/3560205/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3560206/

URLhaus

https://urlhaus.abuse.ch/url/3560207/

URLhaus

https://urlhaus.abuse.ch/url/3560210/

URLhaus

https://urlhaus.abuse.ch/url/3560211/

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 (GUARD_CF)	high

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