MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71f51f194201d9d3a86fa99255909017632302bd7007b50b400490a5cd4a4043. 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 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 71f51f194201d9d3a86fa99255909017632302bd7007b50b400490a5cd4a4043
SHA3-384 hash: 08912e40cdc3b2c2485c6ae50f52198431780160bcfd41223f7a05b5f3c3defe5aaee135d0a034c50d637b88e10c8663
SHA1 hash: 3dbfb4bcbc5432a332fa3f21ffcefcf2cbf1c990
MD5 hash: 8e298f804dfbb940d749265a3c053571
humanhash: snake-sad-early-william
File name:BYXHW551187.VBS.vbs
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:72'008 bytes
First seen:2022-01-29 01:26:12 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 48:zP8Ax+xt4Asp6eC7T1YiiKiTAij2Q2XL5pmuHzv9ZnLV:Jet4AsoeCdF582QQlpRz9NJ
Threatray 2'942 similar samples on MalwareBazaar
TLSH T1BF63000BB54E906D23DE95922C124FF64EFA48D90CC90707BBDDED0ABCC5D98188E796
Reporter abuse_ch
Tags:AsyncRAT RAT vbs


Avatar
abuse_ch
AsyncRAT C2:
5.161.76.198:2003

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
5.161.76.198:2003 https://threatfox.abuse.ch/ioc/357819/

Intelligence

File Origin
# of uploads :
1
# of downloads :
452
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/225727/
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/61f497ed541b36270652fb3e/reports/d1abd931-effc-448f-a888-32ce6c2e9686/overview
Result
Verdict:
UNKNOWN
Result
Threat name:
Unknown
Detection:
clean
Classification:
n/a
Score:
1 / 100
Link:
https://www.joesandbox.com/analysis/930060
Behaviour
Behavior Graph:
n/a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/71f51f194201d9d3a86fa99255909017632302bd7007b50b400490a5cd4a4043/
Threat name:
Script.Downloader.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2022-01-29 01:27:08 UTC
File Type:
Text (VBS)
AV detection:
2 of 43 (4.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=oh2r6gkcahm5hkdpvgjfleeqc5rsgav5oad3kc2aasikltkkibbq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AsyncRAT
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
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16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
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213528a5164fcb5253010129aac3855b4b905c9c5a9514a2a2b9db7e2b592a73
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2799478f81991ca4ba86ccf7a234f95199cf3743f6a1112f20666b6ce104e557
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
a4df5e9015f70b47dc4f2e6bae0fbeb9d108979e0cda7ef54aa123a0d33bdf8b
AsyncRAT
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AsyncRAT
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AsyncRAT
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AsyncRAT
+ 2'932 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat
Link:
https://tria.ge/reports/220129-bt4tnsade9/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Blocklisted process makes network request
Async RAT payload
AsyncRat
Malware Config
Dropper Extraction:
https://v3-fastupload.s3-accelerate.amazonaws.com/1643406871-d.mp3
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/71f51f194201/report/overview.html
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/71f51f194201d9d3a86fa99255909017632302bd7007b50b400490a5cd4a4043

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:jeFF0Falltrades
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Cape
Cape
https://www.capesandbox.com/analysis/225727/

Comments