MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61824b191d00e5bfa96a2bfb0da8c98e5fbfa5670da92abbc49d247e7e8e3650. 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: 9

Intelligence 9 IOCs YARA 2 File information Comments 1

SHA256 hash:	61824b191d00e5bfa96a2bfb0da8c98e5fbfa5670da92abbc49d247e7e8e3650
SHA3-384 hash:	e7e2d0cd842f8c8e2ceec398bd5397fd36b3fe461cbea94dec6bcfd7cf25eeb28ea420e3082363235f5ed33f05cf5164
SHA1 hash:	2bc3f155c826bf22e1a7b6dac08580fa623f4e48
MD5 hash:	3594d1622fb7015d78c2f0ae364c2eba
humanhash:	winner-washington-blossom-muppet
File name:	Client.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	52'736 bytes
First seen:	2021-05-20 14:31:50 UTC
Last seen:	2021-05-20 19:40:06 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	768:drzf/IL9UXn+xiCtelDSN+iV08Ybygem38nUYe13GUk5EgK/JGZVc6KN:drbpCtKDs4zb1d3sBU3GUk5kJGZVclN
Threatray	820 similar samples on MalwareBazaar
TLSH	F5335E003BE98136F1BE8BB4ADF2E5454679E2676A03C6592CC411DA1F13FC59A036FE
Reporter	qwqdanchun
Tags:	AsyncRAT

Intelligence

File Origin

# of uploads :

# of downloads :

110

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Client.exe

Verdict:

Malicious activity

Analysis date:

2021-05-20 15:04:14 UTC

Tags:

trojan rat asyncrat

Link:

https://app.any.run/tasks/942cda94-b056-426b-a186-2f19ac1ee9ca

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/159727/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Sending a custom TCP request

Using the Windows Management Instrumentation requests

Creating a file in the Windows subdirectories

Creating a file

Enabling autorun by creating a file

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.

Result

Threat name:

Unknown

Detection:

malicious

Classification:

evad

Score:

84 / 100

Link:

https://www.joesandbox.com/analysis/786301

Signature

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/61824b191d00e5bfa96a2bfb0da8c98e5fbfa5670da92abbc49d247e7e8e3650/

Threat name:

ByteCode-MSIL.Hacktool.CapMouse

Status:

Malicious

First seen:

2021-05-20 14:32:22 UTC

AV detection:

21 of 28 (75.00%)

Threat level:

1/5

Verdict:

malicious

Label(s):

asyncrat

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/210520-kfsee3jy22/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Drops file in Windows directory

Executes dropped EXE

Async RAT payload

AsyncRat

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

Threat name:

Malicious File

Score:

0.95

Link:

https://yomi.yoroi.company/submissions/61824b191d00e5bfa96a2bfb0da8c98e5fbfa5670da92abbc49d247e7e8e3650

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:	pe_imphash Create hunting rule

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

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/159727/

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-20 15:03:16 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009] Anti-Behavioral Analysis::Virtual Machine Detection
1) [B0013.001] Discovery::Process detection