MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c750ae55b3e3cf8c83f657da2dc436d6acd799172701d6bb70caf72f4656e747. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: c750ae55b3e3cf8c83f657da2dc436d6acd799172701d6bb70caf72f4656e747
SHA3-384 hash: f4e43429a0079857c81374bbb2eebf67098fe8ddecc37c70bb618f3417cf6bfe5f2d0d6c6018edea83f2699a89033d51
SHA1 hash: 493e473296df0059c537fa96b3426008924b11cd
MD5 hash: ee302d0704b13c9bc280fd0843fff887
humanhash: magazine-washington-sad-spring
File name:AD1-2001028L.exe
Download: download sample
Signature AgentTesla
File size:586'240 bytes
First seen:2020-08-02 18:25:36 UTC
Last seen:2020-08-03 12:30:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:vh39xWoJzGA/1fKyKkywILzngkXwEwbcwitLzmJVD8fmZ/U:5lzdfKyUwmzgkAWftPmTFVU
Threatray 10'621 similar samples on MalwareBazaar
TLSH F7C4AD6D26844877E987047E8C73430BEB75C06FC70BA387667955A9A43AB7C1D02B8B
Reporter jarumlus
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
4
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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:
96 / 100
Signature
Found malware configuration
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)
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.CryptInject
Status:
Malicious
First seen:
2020-08-02 15:51:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
25 of 29 (86.21%)
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 behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP 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 c750ae55b3e3cf8c83f657da2dc436d6acd799172701d6bb70caf72f4656e747

(this sample)

  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment

Comments