MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e7198a6f6cf52e2f218e8354fbe9d3a59f7154aec99ec74d51017f7f9ff82ba1. 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: e7198a6f6cf52e2f218e8354fbe9d3a59f7154aec99ec74d51017f7f9ff82ba1
SHA3-384 hash: e01122dab2d0232e6280b2847808c83c2ff3a655128155d100f510fea777037f399919bea39ba2774e8e9df7c2966904
SHA1 hash: 471bb7cd3baa880f5279b1508aa139598643aa92
MD5 hash: 7a76f50c99d202d18012047f6c3732f7
humanhash: march-burger-sixteen-rugby
File name:BANK OF AMERICA_PDF_____________________________________,,,,,,.exe
Download: download sample
Signature AgentTesla
File size:646'656 bytes
First seen:2020-07-29 07:52:31 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:P9XEI3ZAaddOM2TsqJlfIw1nxfsp4a9jjWFwuKohPLurdt:PBrONww1xfO4a9fWiuKILurdt
Threatray 10'643 similar samples on MalwareBazaar
TLSH 17D414022144471FDB1B98B57127C0F02297C8AAEB65EA775E8FF1930AE26FD3493617
Reporter abuse_ch
Tags:AgentTesla BOF exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.mail.hitutorhr.com
Sending IP: 210.242.229.119
From: Shama Francis <bunnyedb1@hitutoracdm.com>
Subject: BANK OF AMERICA Beneficiary Payments Advice
Attachment: BANK OF AMERICA_PDF_____________________________________,,,,,,.iso (contains "BANK OF AMERICA_PDF_____________________________________,,,,,,.exe")

AgentTesla SMTP exfil server:
smtp.yandex.ru:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
65
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)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-07-29 07:54:08 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email 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.

Malspam

AgentTesla

Executable exe e7198a6f6cf52e2f218e8354fbe9d3a59f7154aec99ec74d51017f7f9ff82ba1

(this sample)

  
Delivery method
Distributed via e-mail attachment

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