MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9. 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: 11

Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash:	bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9
SHA3-384 hash:	393fa74e01a89540c835b9f2990299307a062e9e3aefe3f0256cb8f934d319c62cf973c667ebab32e617cd4a7d5206a7
SHA1 hash:	f1ef4833f3e7f7eb2273a4be669619fd0739f419
MD5 hash:	d50011343e030e508fb209585853c660
humanhash:	delta-autumn-salami-nebraska
File name:	inqqqqquiry9867120210406000900.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	885'248 bytes
First seen:	2021-06-07 07:55:59 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep	12288:OpfNlBpgXF20oF77b3vT1yBw0XjNViCgUrgA0id1n/BeY8QcW:On3pgX07bpSw0Xj+vpidN/0Q
Threatray	956 similar samples on MalwareBazaar
TLSH	87155DF4F594D8A0C19DC732C7CACC7CD7A559E912538E2D19F86A8E2A0379B8F494C8
Reporter	GovCERT_CH
Tags:	AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

153

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

inqqqqquiry9867120210406000900.exe

Verdict:

Malicious activity

Analysis date:

2021-06-07 07:58:48 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/f7cae4d5-68ee-4757-8e46-937c50a9e12d

Note:

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

Detection:

AsyncRat

Link:

https://www.capesandbox.com/analysis/164926/

Detection(s):

SecuriteInfo.com.Trojan.PackedNET.803.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

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:

AsyncRAT

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/797904

Signature

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

C2 URLs / IPs found in malware configuration

Found malware configuration

Injects a PE file into a foreign processes

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

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

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

Uses dynamic DNS services

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AntiVM3

Yara detected AsyncRAT

Behaviour

Behavior Graph:

Download SVG

Detection:

asyncrat

Link:

https://mwdb.cert.pl/sample/bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9/

Threat name:

Win32.Trojan.AgentTesla

Status:

Malicious

First seen:

2021-06-05 07:20:12 UTC

AV detection:

17 of 29 (58.62%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xo43evwf32duraib2ul6ub5scnnfs2m6umfz47m2spd2krbsgo4q._file

Verdict:

unknown

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/210607-p8w8vmv7d6/

Behaviour

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

eltigangiad02.duckdns.org:6606
eltigangiad02.duckdns.org:7707
eltigangiad02.duckdns.org:8808

Unpacked files

SH256 hash:

1e7c66f6da06a0ea81371fb98d0e76424a600518b808140279c7ba8e06541ac5

MD5 hash:

8fe0389e4b903545421e42b628186cd2

SHA1 hash:

f6adc3d1a4ac995fad2a49474243d896b0236c2b

Link:

https://www.unpac.me/results/186bb010-353d-4476-9418-d83dda8df17e/

SH256 hash:

bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9

MD5 hash:

d50011343e030e508fb209585853c660

SHA1 hash:

f1ef4833f3e7f7eb2273a4be669619fd0739f419

Link:

https://www.unpac.me/results/186bb010-353d-4476-9418-d83dda8df17e/

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9

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:	crime_generic_suspicious_hex_string_Jun2021_1 Create hunting rule
Author:	Nils Kuhnert
Description:	Triggers on parts of a big hex string available in lots of crime'ish PE files.

Rule name:	pe_imphash Create hunting rule

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

Rule name:	susp_hex_string_Jun2021_1 Create hunting rule
Author:	3c7
Description:	Triggers on suspiciously long hex string that seems to be common in a lot of samples.

File information

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

Malspam

AsyncRAT

exe bbb9b256c5de87488101d517ea07b2135a59699ea30b9e7d9a93c7a5443233b9

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/164926/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample