MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 058edd37e76814c72e3b158791ec7ce2313550521bd522dba07d6c21903aee7b. 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: 058edd37e76814c72e3b158791ec7ce2313550521bd522dba07d6c21903aee7b
SHA3-384 hash: 6b3b034699762400c46b67cf82845e543039f4d354adda07a32c422c65a69ba5b97af7d64a4b3be1d1d482335d6292c4
SHA1 hash: b5bdf75e292ed3578172e80e604b96afa9686cb0
MD5 hash: 6fef3cbba153c0f075035ec92dfb6e9a
humanhash: eleven-indigo-delaware-pip
File name:Company Profile pdf pdf pdf pdf.exe
Download: download sample
Signature AgentTesla
File size:1'015'808 bytes
First seen:2020-08-31 10:49:10 UTC
Last seen:2020-08-31 12:17:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:tsAua7Enma14J0yckOXilQlARGuxpn68ac:6Plu0tkHlQl+Nn689
Threatray 9'571 similar samples on MalwareBazaar
TLSH 1525F113531D8B2ED81877B9345001DCE2F22F82FB39E1D9EE4731AA696624DB5DD283
Reporter abuse_ch
Tags:AgentTesla exe Yahoo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sonic307-7.consmr.mail.ir2.yahoo.com
Sending IP: 87.248.110.32
From: mobili sarl <sabrinahamper3@yahoo.com>
Reply-To: sabrinahamper3@yahoo.com
Subject: Re: INDUSTRIAL ORDER
Attachment: Designs _Invoice_logo_me_Pictures_pdf.zip (contains "Company Profile pdf pdf pdf pdf.exe")

AgentTesla SMTP exfil server:
smtp.privateemail.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
85
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
Found malware configuration
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: MSBuild connects to smtp port
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
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2020-08-31 03:30:16 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware evasion trojan family:agenttesla
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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 058edd37e76814c72e3b158791ec7ce2313550521bd522dba07d6c21903aee7b

(this sample)

  
Delivery method
Distributed via e-mail attachment

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