MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f965aee8b694528d2d11d5a80eeee466959650ffcd12b5f0fc28d3a11709e27. 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: 4f965aee8b694528d2d11d5a80eeee466959650ffcd12b5f0fc28d3a11709e27
SHA3-384 hash: 985b8e248f7f8086928e9f26f1ddebabb58912dfee64027336468d4b9102ac18cb178b1dc44f8231c5b3c8b8881b4a5e
SHA1 hash: e01e77ea3c53be7b1b30737e00ae74662563191f
MD5 hash: 26b04319d0ab41c13a5bd3ab122dc317
humanhash: twelve-mango-alaska-ohio
File name:DOC03-23020.exe
Download: download sample
Signature AgentTesla
File size:726'528 bytes
First seen:2020-08-06 06:46:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:7P6zYwRgVfHudAK7jEyqgEjUP7ed8gXBhyPKCmq0x9hp3QQ9UJ8puyUzZ:LcssHP7eu0hbhRQQ9Uvy
Threatray 10'889 similar samples on MalwareBazaar
TLSH 69F4CE5C3BE0856AF59A0FBA5C3655439D34E80BAC2BF38F25F2222C447A79C5C51F92
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sf.gironasoft.info
Sending IP: 37.187.131.234
From: CONTROL SERVICE <control@generalconsultants.com>
Reply-To: jenmbete@yahoo.com
Subject: Re: INQUIRY RFQ-OPR-PQ00402
Attachment: DOC03-23020.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
66
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
Injects a PE file into a foreign processes
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.Kryptik
Status:
Malicious
First seen:
2020-08-06 06:48:08 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
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 4f965aee8b694528d2d11d5a80eeee466959650ffcd12b5f0fc28d3a11709e27

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments