MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9
SHA3-384 hash: 09f66c8ce6bc9111ec6826cd9535b6cc3dce0050dddbc3c7b6c7ba2d025e0af20a80bba88755563701a2a687763f8716
SHA1 hash: c63f8ec4482d3b7194643a4a03a4956487651654
MD5 hash: d95d81da5ff3abdd440dcff7ec086fb1
humanhash: alpha-skylark-robert-red
File name:vbc.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:544'768 bytes
First seen:2022-04-05 08:43:57 UTC
Last seen:2022-04-05 09:54:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:+YdStvBSkRd2Nm9qi/MBKJPv+fQ2Z8rrk65msO2sXlkHyPiEI6te/K33vwMr:sBnbeBb8rrk65m32oxtGK3z
Threatray 10'960 similar samples on MalwareBazaar
TLSH T1ACC45A15ABA8EF93C17E6A34D4215354C3F9B6873121EFDE7DE000DD12B2AE28756293
File icon (PE):PE icon
dhash icon e8cc8e8e8e8eccf0 (1 x AsyncRAT)
Reporter pr0xylife
Tags:AsyncRAT exe venom clients

Intelligence

File Origin
# of uploads :
2
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
C68E3CFF8A06BFFE96A3161E1D0B48CDAB4541AE
Verdict:
Malicious activity
Analysis date:
2022-04-05 14:48:56 UTC
Tags:
encrypted trojan opendir exploit CVE-2017-11882 loader rat asyncrat
Link:
https://app.any.run/tasks/0f8d33aa-bba5-45b5-9fd4-d3273abf1034

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/260891/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.DSR.genEldorado.26129.8461.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Сreating synchronization primitives
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 a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed replace.exe vbc.exe
Link:
https://www.filescan.io/uploads/624c015740ce5db9f40c840a/reports/4df5fe46-c72d-4ca4-89a2-91bc8f49ff10/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4ecb8430-c67b-45f1-8a65-b16de27a1586
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/970715
Signature
.NET source code contains potential unpacker
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9/
Threat name:
ByteCode-MSIL.Trojan.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2022-04-05 08:44:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
20 of 41 (48.78%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
17dc1fee7e207e38779e7224fd0c5b9fd62909ada1c870c832bc603b2d11643b
AsyncRAT
2ac301ae03c6043ffd1c46b04a64af067502b599c6bc064190e086ad7f99f2f4
AsyncRAT
32b7e2037c9da21a3ee442f22c3c16fa151e1ead4cbcb481db3ecf732f70bb7a
AsyncRAT
4d87dc42d7955f0441294956abfd9878b967ca196c6e1a3be40affc4877da5f9
AsyncRAT
5fa26640f035ff66988a56119a4beec19dafb507fc24f8eae6d369f4d777132f
AsyncRAT
d0ba38de7fbef35868d1f321a5d193c8c3689d167e9c10af7075fd67903347d2
AsyncRAT
e827a29e027188b13cb4ef36747d457303ad1f28e6b50b6850e12b91ded7734a
AsyncRAT
+ 10'950 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:venom clients rat
Link:
https://tria.ge/reports/220405-km5l3affen/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
194.5.98.178:3330
Unpacked files
SH256 hash:
c611a6ceb263401ed18ff93961bd6d0cdf8757e48d8e76b13943e85b9d3b5a0b
MD5 hash:
f9b293305bd04eee511c0ffd0e7f29d7
SHA1 hash:
fd981a9537a903422311f582defc1c8fd97248af
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
SH256 hash:
7d170109f352f251d7ac012882e005b059b0db5ecce7520acf7be2ba8f13792a
MD5 hash:
72403055ee098f50bcc8a238fdbef878
SHA1 hash:
eb5ed9b38f5a23bb00b221acf3f7233aa2e9299d
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
SH256 hash:
f4f263514346ddca8d7a838aff4e439799c2bd0a2879c4426bcaf5b83460f0e6
MD5 hash:
55f4ae47a8c3e409939d37eabe669870
SHA1 hash:
999f1a288b323bd0e22cb6b3caeb0dbe6e47a35c
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
SH256 hash:
618c41e821ae88d133be49a664723349ff3429a5b47c26aad40588a6dbb1a955
MD5 hash:
0dde279d0e09bd54c60c1eeb4a1338af
SHA1 hash:
4d390cbd1b581d9fce75a1a5e56c05df2385e472
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
SH256 hash:
2d3d79965afb82c0bbda90e352e0b6df2f5653b3c35b25e7d3ea57b41c2db350
MD5 hash:
4f55afaccba1ec55a219fe3d6cec6e88
SHA1 hash:
05faf20a5ffc39c76dd84d73015ccf95ea31d19f
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
SH256 hash:
328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9
MD5 hash:
d95d81da5ff3abdd440dcff7ec086fb1
SHA1 hash:
c63f8ec4482d3b7194643a4a03a4956487651654
Link:
https://www.unpac.me/results/5c55f013-4e47-49c5-91e6-aced97b4b967/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/328549d9e674/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9

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_EXE_WMI_EnumerateVideoDevice
Create hunting rule
Author:ditekSHen
Description:Detects executables attemping to enumerate video devices using WMI
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs

File information

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

Web download

AsyncRAT

Executable exe 328549d9e6747ecf3feea8208902a2ba90f4918284066b24843d20eecd219ab9

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/260891/
  
URLhaus
https://urlhaus.abuse.ch/url/2132606/
  
Delivery method
Distributed via web download

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