MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8861ee5f97a594704a8c8effacde5e007e890f6331a1d714de70c7ff80e74011. 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: 8861ee5f97a594704a8c8effacde5e007e890f6331a1d714de70c7ff80e74011
SHA3-384 hash: 2ef333604802f84e086f9804476b3f5bb271e90d0911d042728ca4eacc1840f459c7a39f04893fd0bd81d68306974d65
SHA1 hash: 85db341b83e0ad32bcdccf3fbf7fcf567ebbad0c
MD5 hash: 3cfea82ba0dc64e14562fcb0e4315ccd
humanhash: missouri-nine-six-nuts
File name:20STMT_2021084411_YONG WANGpdf.exe
Download: download sample
Signature AgentTesla
File size:651'776 bytes
First seen:2020-08-27 05:42:51 UTC
Last seen:2020-08-27 07:19:08 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 12288:WnZ9uLJiksKWZ+ZMUqxkq4RHkSulJ+vZkaT7gFfJnMrtOnDzH:PJixZaMUqxxekLDWPgFfJnatOnv
Threatray 9'289 similar samples on MalwareBazaar
TLSH 74D4122527AE8F04D6FC0B79687E320413F0F5557AB4D348EF18E1652DE6BA08E16B63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.dsecargo.com
Sending IP: 203.242.142.129
From: victim-domain Davy Mao <admin@acct-recon.com>
Subject: RE: Upto AUGUST 2020_STATEMENT / MV. YONG WANG DA 17
Attachment: 20STMT_2021084411_YONG WANGpdf.zip (contains "20STMT_2021084411_YONG WANGpdf.exe")

AgentTesla SMTP exfil server:
mail.vision-architects.net:587

AgentTesla SMTP exfil email address:
hisham.metwally@vision-architects.net

Intelligence


File Origin
# of uploads :
2
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file in the %AppData% directory
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
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Binary contains a suspicious time stamp
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Injects a PE file into a foreign processes
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2020-08-27 05:44:07 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer trojan spyware 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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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 8861ee5f97a594704a8c8effacde5e007e890f6331a1d714de70c7ff80e74011

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments