MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 67bd99fae609415dbd60ace3ed4ca5f9a494b69f34387f83390d49a3b9dae74d. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: 67bd99fae609415dbd60ace3ed4ca5f9a494b69f34387f83390d49a3b9dae74d
SHA3-384 hash: 469da963661c358600fc26c6b7d8fd8f554b72cbac09aeab6f98447be65ffbe9e4fc6e02b853c5a0bf58d343f9588e66
SHA1 hash: 235a08237f039490ca2d6875735509911f016ba7
MD5 hash: 9d3812b01c67d08ecb08a24e4d142679
humanhash: florida-kansas-utah-blossom
File name:LE960Qy0BkKsS3H.exe
Download: download sample
Signature AgentTesla
File size:578'560 bytes
First seen:2020-07-28 13:48:47 UTC
Last seen:2020-07-28 15:02:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:D6gK5lnvW5XdnAGI/VAsWhWwmrr0fPffMJgOi:bK5lnu1ZAG2VAbhcJyOi
Threatray 10'623 similar samples on MalwareBazaar
TLSH BEC4F10111904B1FD76B8AB87023D1F05227E499EB61EE7B0D4FE0AB59E26FC29C3657
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 252581 Sample: LE960Qy0BkKsS3H.exe Startdate: 28/07/2020 Architecture: WINDOWS Score: 100 30 g.msn.com 2->30 32 asf-ris-prod-neurope.northeurope.cloudapp.azure.com 2->32 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Multi AV Scanner detection for dropped file 2->38 40 Sigma detected: Scheduled temp file as task from temp location 2->40 42 7 other signatures 2->42 8 LE960Qy0BkKsS3H.exe 7 2->8         started        12 wuapihost.exe 2->12         started        signatures3 process4 file5 22 C:\Users\user\AppData\...\&startupname&.exe, PE32 8->22 dropped 24 C:\Users\user\AppData\Local\...\tmpD883.tmp, XML 8->24 dropped 26 C:\...\&startupname&.exe:Zone.Identifier, ASCII 8->26 dropped 28 C:\Users\user\...\LE960Qy0BkKsS3H.exe.log, ASCII 8->28 dropped 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->44 46 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->46 48 Injects a PE file into a foreign processes 8->48 50 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 8->50 14 LE960Qy0BkKsS3H.exe 15 2 8->14         started        18 schtasks.exe 1 8->18         started        signatures6 process7 dnsIp8 34 triathlon-batteries-uk.com 185.36.81.58, 21, 49735, 49736 TELE-ASTeleAsiaLimitedHK Lithuania 14->34 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->52 54 Tries to steal Mail credentials (via file access) 14->54 56 Tries to harvest and steal ftp login credentials 14->56 58 2 other signatures 14->58 20 conhost.exe 18->20         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-07-28 10:17:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla
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:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


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

  
Delivery method
Other

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