MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd512ff9c52942dba120322e971546a06ab9608154e0cc32a6430838956a6a3a. 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


AgentTesla


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bd512ff9c52942dba120322e971546a06ab9608154e0cc32a6430838956a6a3a
SHA3-384 hash: dbe8056175f0e553b619464c3e958b69f57f28ad04f1c7be716561bb471f97bcc29d323b092adf71e56b626444697ae1
SHA1 hash: 37fa2cb8773fc2ecc2e3d5b7b2acf473c085c168
MD5 hash: 9ed95993400eac1f5dae5bbd2488c8d0
humanhash: freddie-wolfram-leopard-lion
File name:stanstart.ps1
Download: download sample
Signature AgentTesla
Create hunting rule
File size:713'277 bytes
First seen:2022-06-21 10:45:58 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 6144:Q2NuzTTdbbeFgCqrv1XZ7+Wuas5DxQ9KH+SwISV9OSk/RlseNrqO0FjwDu6B0/a1:Q2N8dbv1T1eaoTe/q
TLSH T106E4983C2F7B67A0B145AC0CBD9ACDA815625710709429B1CD71E392CDF1CEAE92E3D9
Reporter pr0xylife
Tags:AgentTesla ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Obfus-178.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1017007
Signature
.NET source code contains very large array initializations
Bypasses PowerShell execution policy
Creates processes via WMI
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 649500 Sample: stanstart.ps1 Startdate: 21/06/2022 Architecture: WINDOWS Score: 100 47 Malicious sample detected (through community Yara rule) 2->47 49 Yara detected AgentTesla 2->49 51 .NET source code contains very large array initializations 2->51 8 powershell.exe 2->8         started        10 powershell.exe 2->10         started        12 powershell.exe 28 2->12         started        16 wscript.exe 2->16         started        process3 file4 18 cmd.exe 8->18         started        20 conhost.exe 8->20         started        22 cmd.exe 10->22         started        24 conhost.exe 10->24         started        43 C:\ProgramData\...\WKDXIRNNHFHKNAFGOARGSL.ps1, ASCII 12->43 dropped 65 Bypasses PowerShell execution policy 12->65 26 powershell.exe 34 12->26         started        28 conhost.exe 12->28         started        signatures5 process6 process7 30 powershell.exe 18->30         started        33 powershell.exe 22->33         started        35 wscript.exe 26->35         started        signatures8 67 Writes to foreign memory regions 30->67 69 Injects a PE file into a foreign processes 30->69 37 aspnet_regbrowsers.exe 30->37         started        41 aspnet_regbrowsers.exe 33->41         started        71 Creates processes via WMI 35->71 process9 dnsIp10 45 78.138.105.142, 21, 49861, 49862 VELIANET-ASvelianetInternetdiensteGmbHDE Germany 37->45 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 37->53 55 Tries to steal Mail credentials (via file / registry access) 37->55 57 Tries to harvest and steal ftp login credentials 37->57 63 2 other signatures 37->63 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 41->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 41->61 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bd512ff9c52942dba120322e971546a06ab9608154e0cc32a6430838956a6a3a/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-06-21 10:46:07 UTC
File Type:
Text (PowerShell)
AV detection:
6 of 26 (23.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xvis76offfbnxijagixjofkgubvlsyebktqmymvgimedrflkni5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer suricata trojan
Link:
https://tria.ge/reports/220621-mtzeqsfcg4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
AgentTesla
Process spawned unexpected child process
suricata: ET MALWARE AgentTesla Exfil via FTP
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bd512ff9c529/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/bd512ff9c52942dba120322e971546a06ab9608154e0cc32a6430838956a6a3a

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:SUSP_Scheduled_Tasks_Create_From_Susp_Dir
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PowerShell Script that creates a Scheduled Task that runs from an suspicious directory

File information

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

Web download

AgentTesla

PowerShell (PS) ps1 bd512ff9c52942dba120322e971546a06ab9608154e0cc32a6430838956a6a3a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2246392/
  
Delivery method
Distributed via web download

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