MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3f02339dcd6fbf6425fcc439a044416922c3f229d67e8f4e737dd29e7184e3b. 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: 10

Intelligence 10 IOCs YARA 1 File information Comments

SHA256 hash:	c3f02339dcd6fbf6425fcc439a044416922c3f229d67e8f4e737dd29e7184e3b
SHA3-384 hash:	5ad7612b2a7bf774c091971b9b4e357869aa6d2b13110d6d349243920edcf108393def2a7635f2d08a8fbbbc439202d9
SHA1 hash:	6d02cb44b96dc15edc073f745cc6ed7f70b5d816
MD5 hash:	4eb13e29db3b5208e6f01fe9a41164e6
humanhash:	cup-hot-finch-pennsylvania
File name:	Shipping doc_.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	74'240 bytes
First seen:	2021-03-31 06:55:47 UTC
Last seen:	2021-03-31 07:56:53 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	768:jM+yZVMqJs/zrWdQbjVcjs26vF8cAA1E:cDMqJsrrWingsfvF+
Threatray	708 similar samples on MalwareBazaar
TLSH	8773E64443996358CF0C683E8925FDA1172E5B3DDE42BF8D9195B2B366E7C03E16CC4A
Reporter	abuse_ch
Tags:	AsyncRAT exe

abuse_ch

Malspam distributing unidentified malware:

HELO: qq.com
Sending IP: 183.3.255.187
From: Wu Xie (SHANGHAI R.S INTERNATIONAL LOGISTICS CO LTD) <ptcg002@putian-cn.com>
Subject: Shipping Doc. (URGENT)
Attachment: Shipping doc_.zip (contains "Shipping doc_.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

105

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Shipping doc_.exe

Verdict:

Malicious activity

Analysis date:

2021-03-31 07:06:42 UTC

Tags:

trojan rat asyncrat

Link:

https://app.any.run/tasks/19c4b166-dcd2-4d51-abe4-035886af140f

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/129163/

Detection(s):

SecuriteInfo.com.Trojan.DownloaderNET.150.22529.26500.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Creating a file

Moving a recently created file

Running batch commands

Creating a process with a hidden window

Launching a process

Adding an access-denied ACE

Creating a file in the %AppData% directory

Creating a file in the %temp% directory

Creating a process from a recently created file

Sending a UDP request

Sending a custom TCP request

Using the Windows Management Instrumentation requests

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Sending an HTTP GET request to an infection source

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:

n/a

Score:

64 / 100

Link:

https://www.joesandbox.com/analysis/660034

Signature

Antivirus / Scanner detection for submitted sample

Initial sample is a PE file and has a suspicious name

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c3f02339dcd6fbf6425fcc439a044416922c3f229d67e8f4e737dd29e7184e3b/

Threat name:

ByteCode-MSIL.Backdoor.Crysan

Status:

Malicious

First seen:

2021-03-30 19:29:49 UTC

AV detection:

15 of 29 (51.72%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ypycgoo42357mqs7zrbzubcec2jcypzctvt6r5hhg7ostzyyjy5q._file

Verdict:

malicious

Label(s):

asyncrat

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/210331-16de9m4d2j/

Behaviour

Creates scheduled task(s)

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Loads dropped DLL

Executes dropped EXE

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

bin.treatwellshome.xyz:6606
bin.treatwellshome.xyz:7707
bin.treatwellshome.xyz:8808
bin.treatwellshome.xyz:2323
bin.treatwellshome.xyz:1609

Unpacked files

SH256 hash:

c3f02339dcd6fbf6425fcc439a044416922c3f229d67e8f4e737dd29e7184e3b

MD5 hash:

4eb13e29db3b5208e6f01fe9a41164e6

SHA1 hash:

6d02cb44b96dc15edc073f745cc6ed7f70b5d816

Link:

https://www.unpac.me/results/be339ac2-e03b-4248-b742-843773ab38c4/

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

Threat name:

Malicious File

Score:

0.80

Link:

https://yomi.yoroi.company/submissions/c3f02339dcd6fbf6425fcc439a044416922c3f229d67e8f4e737dd29e7184e3b

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:	INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu Create hunting rule
Author:	ditekSHen
Description:	Detect executables with stomped PE compilation timestamp that is greater than local current time