MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e45c663a64882bcbb2314a2cf6bd2da6db9b1697df4a9c96c24f4dd834e7b662. 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: 8

Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash:	e45c663a64882bcbb2314a2cf6bd2da6db9b1697df4a9c96c24f4dd834e7b662
SHA3-384 hash:	d5ee1b001b7bbf1d4c758316bc50c9de398afd069344ce0393fdd4232fdcaae06ee27c7a82ca2d85ade476248945f3d4
SHA1 hash:	13060aac5afd75ae8804a2a3f32126b04bc67e4f
MD5 hash:	58393fdda014d4811373d8dc628508b8
humanhash:	uranus-charlie-hot-carbon
File name:	New Order Enquiry And Procurement Datasheet For Ohmex Intl Distribution_pdf (2).exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	152'576 bytes
First seen:	2020-08-17 06:30:51 UTC
Last seen:	2020-08-17 13:29:34 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	3072:aSuIS9sOjutyqvohs3xcNSwIrRuw+mqv9j1MWLQXmsolVMSl:aSuIS9sOjutyqv4KxUJoDAOS
Threatray	295 similar samples on MalwareBazaar
TLSH	65E3A9E16740A124D8977178847BD9A77633A2FE8D68450C6D82FF0FFD22386542B9CB
Reporter	abuse_ch
Tags:	AsyncRAT exe nVpn RAT

abuse_ch

Malspam distributing AsyncRAT:

HELO: box-smtp2.robocision.info
Sending IP: 178.175.148.197
From: Ohmex Intl Ltd <official@cyberbomber.xyz>
Subject: New Order Enquiry
Attachment: New Order Enquiry And Procurement Datasheet For Ohmex Intl Distribution_pdf 2.zip (contains "New Order Enquiry And Procurement Datasheet For Ohmex Intl Distribution_pdf (2).exe")

AsyncRAT C2:
185.165.153.43:5007

Hosted on nVpn:

% Information related to '185.165.153.0 - 185.165.153.255'

% Abuse contact for '185.165.153.0 - 185.165.153.255' is 'abuse@privacyfirst.sh'

inetnum: 185.165.153.0 - 185.165.153.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-EU2
country: EU
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2019-10-18T12:14:26Z
last-modified: 2020-07-28T20:37:37Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AsyncRat

Link:

https://www.capesandbox.com/analysis/46676/

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sending a custom TCP request

Launching a process

Sending a UDP request

Using the Windows Management Instrumentation requests

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Enabling autorun

Enabling autorun by creating a file

Unauthorized injection to a system process

Result

Threat name:

AsyncRAT

Detection:

malicious

Classification:

troj.adwa.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/432618

Signature

Allocates memory in foreign processes

Binary contains a suspicious time stamp

Connects to a pastebin service (likely for C&C)

Creates an undocumented autostart registry key

Creates autostart registry keys with suspicious names

Drops PE files to the startup folder

Icon mismatch, binary includes an icon from a different legit application in order to fool users

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

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

Writes to foreign memory regions

Yara detected AntiVM_3

Yara detected AsyncRAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e45c663a64882bcbb2314a2cf6bd2da6db9b1697df4a9c96c24f4dd834e7b662/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-17 02:39:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4rogmoterav4xmrrjiwpnpjnu3nzwfux35fjzfwcj5g5qnhhwzra._file

Verdict:

suspicious

Result

Malware family:

asyncrat

Score:

10/10

Tags:

rat persistence family:asyncrat

Link:

https://tria.ge/reports/200817-m6q7bbanta/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

Legitimate hosting services abused for malware hosting/C2

Drops startup file

Async RAT payload

AsyncRat

Modifies WinLogon for persistence

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

Threat name:

Trojan

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/e45c663a64882bcbb2314a2cf6bd2da6db9b1697df4a9c96c24f4dd834e7b662

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.