MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e9cb1effe6f7d4a5e97a5de88ba65afdf0149420c6acec4d21db6210ca89fa81. 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



Threat unknown


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: e9cb1effe6f7d4a5e97a5de88ba65afdf0149420c6acec4d21db6210ca89fa81
SHA3-384 hash: 0a0e6d34996d2eda43409a8167aaadf50e22a50098939683c9d95d6a6b516902dea5e95f72865d4abbc1aee4b55c3d23
SHA1 hash: 9592bc0747bd33b3497cdb7b39561bf513e4ec7e
MD5 hash: b64fd2b9794d2763e364f91668e313ff
humanhash: oklahoma-paris-nine-pizza
File name:SOSTENER.vbs
Download: download sample
File size:15'381 bytes
First seen:2026-03-17 16:11:14 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 192:9ztN4D9PPjfy1HNOS2MVfxtWK+D1PiCyPkLfWnQVEs3Muxj1Z:SNb61HNh5tWKWPiC4kLfWHuh1Z
TLSH T119625336F14CEFF40B1E11D5428B6D0260546BA675368DEDB8CEC2987F2A7508FE68D8
Magika vba
Reporter abuse_ch
Tags:vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
64
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
91.7%
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 base64 evasive obfuscated obfuscated powershell
Verdict:
Malicious
File Type:
vbs
Detections:
Trojan-Downloader.PowerShell.NanoShield.sb Trojan.JS.SAgent.sb HEUR:Trojan-Downloader.Script.Generic HEUR:Trojan.Script.Generic PDM:Trojan.Win32.Generic
Result
Threat name:
RDPWrap Tool
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains process injector
.NET source code contains very large strings
.NET source code references suspicious native API functions
Contains functionality to capture screen (.Net source)
Contains functionality to hide user accounts
Contains functionality to log keystrokes (.Net Source)
Contains functionality to register a low level keyboard hook
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Net WebClient Casing Anomalies
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell Decrypt And Execute Base64 Data
Sigma detected: Silenttrinity Stager Msbuild Activity
Sigma detected: Suspicious PowerShell IEX Execution Patterns
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Uses dynamic DNS services
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected RDPWrap Tool
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1885013 Sample: SOSTENER.vbs Startdate: 17/03/2026 Architecture: WINDOWS Score: 100 21 oficialrem.duckdns.org 2->21 23 shed.dual-low.part-0029.t-0009.t-msedge.net 2->23 25 9 other IPs or domains 2->25 43 Suricata IDS alerts for network traffic 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Yara detected Powershell download and execute 2->47 51 16 other signatures 2->51 8 wscript.exe 1 2->8         started        signatures3 49 Uses dynamic DNS services 21->49 process4 signatures5 53 VBScript performs obfuscated calls to suspicious functions 8->53 55 Suspicious powershell command line found 8->55 57 Wscript starts Powershell (via cmd or directly) 8->57 59 3 other signatures 8->59 11 powershell.exe 14 15 8->11         started        process6 dnsIp7 27 gitlab.com 172.65.251.78, 443, 49720 CLOUDFLARENETUS United States 11->27 29 pastefy.app 172.67.188.196, 443, 49719 CLOUDFLARENETUS United States 11->29 61 Contains functionality to hide user accounts 11->61 63 Writes to foreign memory regions 11->63 65 Injects a PE file into a foreign processes 11->65 15 MSBuild.exe 15 2 11->15         started        19 conhost.exe 11->19         started        signatures8 process9 dnsIp10 31 oficialrem.duckdns.org 186.169.78.134, 4000, 49721 COLOMBIATELECOMUNICACIONESSAESPCO Colombia 15->31 33 ip-api.com 208.95.112.1, 49722, 80 TUT-ASUS United States 15->33 35 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 15->35 37 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 15->37 39 Contains functionality to register a low level keyboard hook 15->39 41 Installs a global keyboard hook 15->41 signatures11
Verdict:
Malware
YARA:
1 match(es)
Tags:
Scripting.Dictionary Scripting.FileSystemObject VBScript WScript.Network
Verdict:
Malicious
Threat:
Trojan-Downloader.PowerShell.NanoShield
Threat name:
Script.Trojan.Heuristic
Status:
Malicious
First seen:
2026-03-17 16:11:43 UTC
File Type:
Text (VBS)
AV detection:
6 of 22 (27.27%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Looks up external IP address via web service
Checks computer location settings
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Visual Basic Script (vbs) vbs e9cb1effe6f7d4a5e97a5de88ba65afdf0149420c6acec4d21db6210ca89fa81

(this sample)

  
Delivery method
Distributed via web download

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