MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9d23884ea2c8b181615c7e0eaeee633d85d5c7c76ed347ce02fb89c5529ebe7. 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: f9d23884ea2c8b181615c7e0eaeee633d85d5c7c76ed347ce02fb89c5529ebe7
SHA3-384 hash: 5cc42c5535e4df4952cd917fb86c9447c3ef59e6e08322358f3763d1f5cdd5b2ea4876b4666a938a7dd03884cd23ceed
SHA1 hash: 9a6db6e787d57f5f29ac88bea46377f9b19f7d3d
MD5 hash: 35886dda90c82b5777f9173b5d0182ff
humanhash: seven-william-lamp-nine
File name:Qatar Order.exe
Download: download sample
Signature AgentTesla
File size:975'360 bytes
First seen:2020-08-06 06:02:10 UTC
Last seen:2020-08-06 13:22:11 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 24576:S3fxwh61QJOrc2ujJ6Wi8UQALJdDBt3M:ifJ1QJP2u8Wi8UFlt
Threatray 10'729 similar samples on MalwareBazaar
TLSH 7925C024778D571BC4EA8AB476A9E19E33B5ED406F07D202777BF1AE1E3634487802C6
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: alansarigroupqatar.com
Sending IP: 37.49.224.97
From: Ahmed@alansarigroupqatar.com
Subject: Request from Qatar for distribution of your product.
Attachment: Qatar Order.rar (contains "Qatar Order.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-06 00:43:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla Payload
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.

Malspam

AgentTesla

Executable exe f9d23884ea2c8b181615c7e0eaeee633d85d5c7c76ed347ce02fb89c5529ebe7

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments