MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 16979f2060a835ff4b481cc0e192ac0302f65e3fa9e389e53b8e79f52821d0cb. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: 16979f2060a835ff4b481cc0e192ac0302f65e3fa9e389e53b8e79f52821d0cb
SHA3-384 hash: 7cdd9db4cdf659fd0cfa5baf8116c970282daed6f3cf77f95791aab7c5bfea11f16d2a2e23c208e10a6a5c086b0ce8f7
SHA1 hash: d6d73a36b30352a1c595728c61c26a88d94901c5
MD5 hash: 29d679b1a4e81235a787539d851076be
humanhash: eighteen-alaska-princess-comet
File name:sostener.vbs
Download: download sample
Signature AsyncRAT
File size:4'353'326 bytes
First seen:2025-11-07 08:06:49 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 96:1PxOlMilRlbY8X/Q8EsbM9qoIJWpOi7rVHCQ74YT+ZCWKANzrdpRvn:VoZDNRgmWpfXF7tqjRTl
Threatray 1'511 similar samples on MalwareBazaar
TLSH T1831643352D3A4E8E6D7D746158693E11A13D73DECA6D2B84098E6E32C4F8D4C2B0BD6C
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika vba
Reporter abuse_ch
Tags:AsyncRAT RAT vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
77
Origin country :
SE SE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.1%
Tags:
asyncrat xtreme virus shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
asyncrat base64 guloader obfuscated powershell
Verdict:
Malicious
File Type:
unknown
First seen:
2025-11-05T12:34:00Z UTC
Last seen:
2025-11-05T12:57:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.Script.Generic
Result
Threat name:
AsyncRAT, Dacic, DcRat
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential dropper URLs found in powershell memory
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AsyncRAT
Yara detected Dacic
Yara detected DcRat
Yara detected Generic Downloader
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809819 Sample: sostener.vbs Startdate: 07/11/2025 Architecture: WINDOWS Score: 100 30 drpolok.duckdns.org 2->30 32 uc8f8c9beb24765d3066f1d940ab.dl.dropboxusercontent.com 2->32 34 3 other IPs or domains 2->34 42 Suricata IDS alerts for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 50 16 other signatures 2->50 10 wscript.exe 1 2->10         started        signatures3 48 Uses dynamic DNS services 30->48 process4 signatures5 60 Suspicious powershell command line found 10->60 62 Wscript starts Powershell (via cmd or directly) 10->62 64 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->64 66 Suspicious execution chain found 10->66 13 powershell.exe 7 10->13         started        process6 signatures7 68 Suspicious powershell command line found 13->68 70 Encrypted powershell cmdline option found 13->70 72 Bypasses PowerShell execution policy 13->72 74 Found suspicious powershell code related to unpacking or dynamic code loading 13->74 16 powershell.exe 14 17 13->16         started        19 conhost.exe 13->19         started        process8 file9 28 C:\Users\user\AppData\Local\Temp\DvVbs.ps1, Unicode 16->28 dropped 21 powershell.exe 11 16->21         started        process10 dnsIp11 36 edge-block-www-env.dropbox-dns.com 162.125.4.15, 443, 49718 DROPBOXUS United States 21->36 38 www-env.dropbox-dns.com 162.125.4.18, 443, 49717 DROPBOXUS United States 21->38 52 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 21->52 54 Writes to foreign memory regions 21->54 56 Potential dropper URLs found in powershell memory 21->56 58 Injects a PE file into a foreign processes 21->58 25 aspnet_regbrowsers.exe 2 21->25         started        signatures12 process13 dnsIp14 40 drpolok.duckdns.org 192.169.69.26, 45850, 49723, 49724 WOWUS United States 25->40
Gathering data
Threat name:
Script-WScript.Trojan.Honolulu
Status:
Malicious
First seen:
2025-11-05 15:33:49 UTC
File Type:
Text (VBS)
AV detection:
7 of 37 (18.92%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:server discovery execution rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Badlisted process makes network request
AsyncRat
Asyncrat family
Malware Config
C2 Extraction:
drpolok.duckdns.org:45850
Dropper Extraction:
https://firebasestorage.googleapis.com/v0/b/loloer3434.firebasestorage.app/o/CIFRADO%20FFF3333%2FRODA%20UPDTATES%2027%20OCTOBER%2FRODA05NOVIEMBRE%2Fskydll.txt?alt=media&token=4bdbc53a-6cc5-4e00-8247-fd9894d6a32f
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information


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

Web download

AsyncRAT

Visual Basic Script (vbs) vbs 16979f2060a835ff4b481cc0e192ac0302f65e3fa9e389e53b8e79f52821d0cb

(this sample)

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