MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed. 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: 16

Intelligence 16 IOCs YARA 12 File information Comments 1

SHA256 hash:	a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed
SHA3-384 hash:	a17635840869240a2cd628166b3e8e554cee318fb10f4f17037538aee7c6964d3f9e579797ace7846097f2a2f47af124
SHA1 hash:	8bf6233d6689ef9bce781b7999e482906a288143
MD5 hash:	14ab397c433b92d64015617db5065e44
humanhash:	november-green-georgia-speaker
File name:	14ab397c433b92d64015617db5065e44
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	684'032 bytes
First seen:	2024-06-14 13:53:28 UTC
Last seen:	2024-06-14 18:36:10 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:fGGQjEhcjHYHenocjSW0HKS2o72gOE9ftZbWn5eXDSJDRa4S2pjn:+GQjEhCfd0HL9BTMkQ7pjn
TLSH	T186E406B463970B87C1CEB0B0D1B221D24AF7AC47CD1EA594C6B6F12C2F92B98557E193
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):
dhash icon	2bc4cc4848484848 (2 x AsyncRAT)
Reporter	zbetcheckin
Tags:	32 AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

349

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed.exe

Verdict:

Malicious activity

Analysis date:

2024-06-14 13:56:41 UTC

Tags:

xworm remote

Link:

https://app.any.run/tasks/b0280cf8-8934-4a86-bfac-b46204022386

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.Packed2.46916.1602.26215.UNOFFICIAL

Verdict:

Malicious

Score:

90.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=666c4d959172918f990d9f6bwin7simulatehigh_evasion

Tags:

Generic Stealth Nekark

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Enabling the 'hidden' option for analyzed file

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Сreating synchronization primitives

Connection attempt

Using the Windows Management Instrumentation requests

Sending a custom TCP request

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/666c4b876b8dba248b40ef98/reports/73dd838e-fa6e-46a9-a828-d579982920ad/overview

Verdict:

Malicious

Labled as:

Marsilia.Generic

Link:

https://www.hybrid-analysis.com/sample/a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed

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:

XWorm

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/1816a1f8-449d-4bf6-b618-321351aa9a1c

Result

Threat name:

XWorm

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1457321

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

Yara detected XWorm

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed/

Threat name:

ByteCode-MSIL.Trojan.SnakeKeylogger

Status:

Malicious

First seen:

2024-06-14 13:54:10 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=vbqc6yo2cnoy3uyiw2wlam4ptoo2iaspt7zqesiiacxylmsc53wq._file

Verdict:

malicious

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm rat trojan

Link:

https://tria.ge/reports/240614-q7jszsxbqr/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Executes dropped EXE

Loads dropped DLL

Detect Xworm Payload

Xworm

Malware Config

C2 Extraction:

64.226.123.178:6098

Unpacked files

SH256 hash:

d2963ab54ee97e3c0759e762603b7169ba0421d6247b8553f50e3a61fda36dfe

MD5 hash:

232cfee774d60990864df8adf3c7a52d

SHA1 hash:

fb2f7fa32973fce1a7ec3955a5fe11339ddab1c2

Link:

https://www.unpac.me/results/ecdee8de-be2a-41b1-b16f-2ade3ce5c4f5/

SH256 hash:

45c7b64a55dca23ee1239649e03a7c361813dbcfc2a0817b0d8e94c907d6ed4b

MD5 hash:

fb1bc19121c4e190d83672bc71b493f0

SHA1 hash:

c3488b969ba578e28ee360be24b6416425a224a0

Link:

https://www.unpac.me/results/ecdee8de-be2a-41b1-b16f-2ade3ce5c4f5/

SH256 hash:

45455f1c7b23e9d84640ebaf720dd6b3ab16172c6a4262ead71d56fd0abed3ed

MD5 hash:

c2e6ffce0fba5a820b4e90db10639837

SHA1 hash:

b11d0d5da07297bfa17b418c2794c9054f2e8ccc

Detections:

XWorm

MALWARE_Win_XWorm

win_mal_XWorm

INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

MALWARE_Win_AsyncRAT

Link:

https://www.unpac.me/results/ecdee8de-be2a-41b1-b16f-2ade3ce5c4f5/

Parent samples :

522d14faeaa7b2b8886bcd75304ae4db1a9392477e9b465a458f9bfd8cfdd6a3
72db350204141827d99c4938c7e38d101e1a2d74250463070a1edbf4e49350bd
a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed
b6f14127cfa1cdd9fa4e8827ea094235a8328bdbb00d6b934d6832dd61401c7a
f3831d6ca373f539fec77e975ae4fc26451bfb3113513813819ea1111f31a81a

SH256 hash:

a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed

MD5 hash:

14ab397c433b92d64015617db5065e44

SHA1 hash:

8bf6233d6689ef9bce781b7999e482906a288143

Link:

https://www.unpac.me/results/ecdee8de-be2a-41b1-b16f-2ade3ce5c4f5/

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/a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed

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:	ByteCode_MSIL_Backdoor_AsyncRAT Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects AsyncRAT backdoor.

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

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

Rule name:	MALWARE_Win_XWorm Create hunting rule
Author:	ditekSHen
Description:	Detects XWorm

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

File information

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

Web download

AsyncRAT

exe a8602f61da135d8dd308b6acb0338f9b9da4024f9ff302490800af85b242eeed

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2888790/

URLhaus

https://urlhaus.abuse.ch/url/2888833/

URLhaus

https://urlhaus.abuse.ch/url/2888834/

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

Comments

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zbet commented on 2024-06-14 13:53:29 UTC

url : hxxp://77.91.77.82/lend/look.exe