MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec8bc269900d8541f11423fd2907b860434a09bca706029c3e8dc91144d58635. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash: ec8bc269900d8541f11423fd2907b860434a09bca706029c3e8dc91144d58635
SHA3-384 hash: 45722254f477d089715955eded4f26e782bdc66d3a1a7c3ffdbcc50905fa8973670f5a2a9132eda8c67f3ed68200e8df
SHA1 hash: 7f064326dade9d679c2041fb9b55b1ba00310948
MD5 hash: 4ead8920f4163ebf3be0a7714c089b3f
humanhash: muppet-sodium-march-floor
File name:Nuevo orden.exe
Download: download sample
Signature AgentTesla
File size:827'904 bytes
First seen:2020-08-04 06:33:32 UTC
Last seen:2020-08-04 08:20:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:YHcPgYxmOE+DAjwKqO228GJfFmzB/e1zgnwNfq5vpbToQwleZgpDo4pPeRH89fuJ:lIYxP8M/RGJYl/e1cnGoB/SYgpVZlgV
Threatray 10'618 similar samples on MalwareBazaar
TLSH 5F05AFC6E5408E50DC294A3B8C3399924B33AC5FEF425606349CFA656BF31966E35F83
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: ns3035232.ip-51-255-80.eu
Sending IP: 54.36.178.131
From: contact@jec-rollers.com
Subject: Nuevo orden
Attachment: Nuevo orden.rar (contains "Nuevo orden.exe")

AgentTesla SMTP exfil server:
mail.cokhithienduc.com:587

AgentTesla SMTP exfil email address:
contact@cokhithienduc.com

Intelligence


File Origin
# of uploads :
2
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Found malware configuration
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)
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
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.Infostealer.Fareit
Status:
Malicious
First seen:
2020-08-04 06:35:06 UTC
AV detection:
34 of 48 (70.83%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer evasion spyware trojan family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Maps connected drives based on registry
Reads user/profile data of local email clients
Checks BIOS information in registry
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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 ec8bc269900d8541f11423fd2907b860434a09bca706029c3e8dc91144d58635

(this sample)

  
Delivery method
Distributed via e-mail attachment

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