MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d. 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 1 YARA 6 File information Comments

SHA256 hash:	878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d
SHA3-384 hash:	52cb603ae9f73dd1f1f22389e435f6604711a7efba3dd414d211d517f0c6da09a4f21b6ce09748fef3e399583c1c5938
SHA1 hash:	977eb7146bd3f216b672d3695a6cc420699eb672
MD5 hash:	ade4dc6df2b5787696914dfbb9d27e71
humanhash:	papa-triple-carbon-sodium
File name:	Request For Quotation[RFQ0394628].PDF.scr.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	65'040 bytes
First seen:	2021-03-26 10:10:16 UTC
Last seen:	2021-03-26 11:38:45 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	768:lrQ7OKQY5n34UUwW77IxxyEyUyFzIyUxyKv7d78ZCF+w778dyvdKFz/7yFhUV+Fx:SaKNQFMP34Vghdyuph7fVt
Threatray	756 similar samples on MalwareBazaar
TLSH	DF53BBE895B7FD95DED10EF19D9A3C5382935B37113A33A601A22DCF3962033CE169A1
Reporter	abuse_ch
Tags:	AsyncRAT exe RAT

abuse_ch

AsyncRAT C2:
142.11.209.177:8808

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
142.11.209.177:8808	https://threatfox.abuse.ch/ioc/5452/

Intelligence

File Origin

# of uploads :

# of downloads :

151

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Request For Quotation[RFQ0394628].PDF.scr.exe

Verdict:

Malicious activity

Analysis date:

2021-03-26 10:10:43 UTC

Tags:

trojan rat asyncrat

Link:

https://app.any.run/tasks/ff4edd35-b4a6-43b8-8916-982d5eed21c6

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.Win32.Save.a.32325.954.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sending an HTTP GET request

Creating a file

Moving a recently created file

Running batch commands

Creating a process with a hidden window

Sending a UDP request

Launching a process

Unauthorized injection to a recently created process

Adding an access-denied ACE

Sending a custom TCP request

Using the Windows Management Instrumentation requests

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:

AsyncRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/cc86724a-8260-4d5d-91d0-70e773fe7643

Result

Threat name:

AsyncRAT

Detection:

malicious

Classification:

troj.evad

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/654817

Signature

Contains functionality to hide a thread from the debugger

Found malware configuration

Hides threads from debuggers

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

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 an obfuscated file name to hide its real file extension (double extension)

Yara detected AsyncRAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d/

Threat name:

ByteCode-MSIL.Backdoor.Crysan

Status:

Malicious

First seen:

2021-03-26 10:11:04 UTC

AV detection:

17 of 29 (58.62%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=q6ggqcdezwk7zc7geszw24bkftsobwohuxhbe7c3ju6lxn6wib6q._file

Verdict:

malicious

Label(s):

asyncrat

Result

Malware family:

asyncrat

Score:

10/10

Tags:

family:asyncrat rat

Link:

https://tria.ge/reports/210326-9mjzxy79zx/

Behaviour

Delays execution with timeout.exe

Modifies system certificate store

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

Async RAT payload

AsyncRat

Malware Config

C2 Extraction:

127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
127.0.0.1:6821
142.11.209.177:6606
142.11.209.177:7707
142.11.209.177:8808
142.11.209.177:6821

Unpacked files

SH256 hash:

878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d

MD5 hash:

ade4dc6df2b5787696914dfbb9d27e71

SHA1 hash:

977eb7146bd3f216b672d3695a6cc420699eb672

Link:

https://www.unpac.me/results/18fd3fbe-0548-4f30-9971-77f71ec23223/

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

Threat name:

Legit

Score:

0.10

Link:

https://yomi.yoroi.company/submissions/878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d

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:	asyncrat Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research

Rule name:	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse Create hunting rule
Author:	ditekSHen
Description:	Detects file containing reversed ASEP Autorun registry keys

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

Rule name:	Reverse_text_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Reverse text detected

Rule name:	win_asyncrat_j1 Create hunting rule
Author:	Johannes Bader @viql
Description:	detects AsyncRAT

Rule name:	win_asyncrat_w0 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research

File information

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

No further information available

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