MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92. 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 1 File information Comments
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SHA256 hash: bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92
SHA3-384 hash: 11c78a8ea8ecf207a3f1ef158acd46d1ded8fa2107a26265ddec2ff9036584eeae52a07fb6c74a511854f0967f6719d6
SHA1 hash: a6d3872f25fe39066aa4901adc284ecaf009721f
MD5 hash: d283e3fdf1f2a275da2041919e2a29fd
humanhash: jupiter-sad-black-michigan
File name:Data.hta
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:1'151'650 bytes
First seen:2023-10-18 17:02:29 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 1536:IK6bKV6KTDPem7j5Y6kyyAXBHupPDY9HU33ZIm+lIWFS2ec+Gcqhafby8d5KMvmf:n4g6Kv2k5Yd4RHuRi
TLSH T1E035CB343979BC2043DBDA0334F14BA65CD9568FC5713A3B199AD423AA782C265B12FF
Reporter malwarelabnet
Tags:AsyncRAT hta

Intelligence

File Origin
# of uploads :
1
# of downloads :
126
Origin country :
CA CA
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-94.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/65300fcaba877ae55910f518/reports/9dfdc200-4ade-4e9c-92b3-12f58027727a/overview
Verdict:
Malicious
Labled as:
Valyria
Link:
https://www.hybrid-analysis.com/sample/bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92
Result
Verdict:
MALICIOUS
Result
Threat name:
AsyncRAT, DcRat, VenomRAT
Create hunting rule
Detection:
malicious
Classification:
n/a
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1328239
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Suspicious command line found
Suspicious powershell command line found
Very long command line found
Writes to foreign memory regions
Yara detected AsyncRAT
Yara detected DcRat
Yara detected VenomRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1328239 Sample: Data.hta Startdate: 18/10/2023 Architecture: WINDOWS Score: 100 53 solutionsinengineering.com 2->53 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 Antivirus detection for URL or domain 2->79 81 9 other signatures 2->81 12 mshta.exe 1 2->12         started        15 SkypeApp.exe 2->15         started        signatures3 process4 signatures5 89 Suspicious powershell command line found 12->89 91 Very long command line found 12->91 17 powershell.exe 12 12->17         started        process6 signatures7 61 Very long command line found 17->61 63 Suspicious command line found 17->63 65 Found suspicious powershell code related to unpacking or dynamic code loading 17->65 67 Powershell drops PE file 17->67 20 cmd.exe 1 17->20         started        23 conhost.exe 17->23         started        process8 signatures9 83 Suspicious powershell command line found 20->83 85 Very long command line found 20->85 25 powershell.exe 18 20 20->25         started        29 powershell.exe 15 20->29         started        31 conhost.exe 20->31         started        process10 dnsIp11 59 solutionsinengineering.com 103.27.32.40, 443, 49701, 49705 SYNERGYWHOLESALE-APSYNERGYWHOLESALEPTYLTDAU Australia 25->59 51 C:\Users\user\AppData\Roaming\HAND.exe, PE32+ 25->51 dropped 33 HAND.exe 2 25->33         started        37 Acrobat.exe 71 25->37         started        file12 process13 file14 47 C:\Users\user\Desktop\voJEhKVKQZDvbZz.data, PE32 33->47 dropped 49 C:\Users\user\Desktop\TRLGiKYlpMKFMmV.data, PE32 33->49 dropped 69 Writes to foreign memory regions 33->69 71 Allocates memory in foreign processes 33->71 73 Injects a PE file into a foreign processes 33->73 39 jsc.exe 33->39         started        43 AcroCEF.exe 73 37->43         started        signatures15 process16 dnsIp17 55 20.211.121.138, 4449, 49725 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 39->55 57 127.0.0.1 unknown unknown 39->57 87 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 39->87 45 AcroCEF.exe 4 43->45         started        signatures18 process19
Score:
92%
Verdict:
Malware
File Type:
ASCII
Link:
https://malprob.io/report/bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92/
Threat name:
Script-WScript.Trojan.Valyria
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Status:
Malicious
First seen:
2023-10-18 17:03:06 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
8 of 38 (21.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xsfqickh34qozcco3zgml3hheqqyavqsb33v4vhvqhczjk56foja._file
Result
Malware family:
asyncrat
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Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/231018-vknwmsgf6y/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Blocklisted process makes network request
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
127.0.0.1:4449
20.211.121.138:4449
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AsyncRAT
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bc8b040947df20ec884ede4cc5ece724218056120ef75e54f581c594abbe2b92

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:QbotStuff
Create hunting rule
Author:anonymous

File information

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

Comments