MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1acb47d2f3d3f08def6a48de5ee5cd09cae41a8c0ad42553e83c3c36a98bba0. 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


Intelligence File information Yara 3 Comments

SHA256 hash: d1acb47d2f3d3f08def6a48de5ee5cd09cae41a8c0ad42553e83c3c36a98bba0
SHA3-384 hash: 29f7f3b1500d77a7b7c45228046cd59d52a989dbcd90dac65233cf6b75bfb5b34f0ae14de9272433a033aa1d9521b12c
SHA1 hash: a58d9c3007c2316676f0ca1c43eb1da94a8d0aff
MD5 hash: 24d470040d22bbff52a8388c96ede9c4
humanhash: monkey-massachusetts-october-glucose
File name:Original Shipping Documents.exe
Download: download sample
Signature AgentTesla
File size:805'888 bytes
First seen:2020-07-31 10:17:18 UTC
Last seen:2020-07-31 11:08:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 12288:LHjh6L9XHGkqluyc7jFo5RzWticsS2GYEBOXaAMJUAoqK9QjI5m8g:LHl6p3UMyieKEFzREAXaTJUA/K
TLSH FA05D0447B50E54FC66F8F76C6D44800EEB8E9964B1BE38B34C233AF1CCA3AA9901575
Reporter @abuse_ch
Tags:AgentTesla exe


Twitter
@abuse_ch
Malspam distributing AgentTesla:

HELO: luplastic.com.br
Sending IP: 95.211.253.201
From: Richard <vendas@luplastic.com.br>
Subject: Original Copies of Shipping Documents
Attachment: Original Shipping Documents.zip (contains "Original Shipping Documents.exe")

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

Intelligence


File Origin
# of uploads :
2
# of downloads :
31
Origin country :
US US
Mail intelligence
Geo location:
Global
Volume:
Low
Geo location:
NL Netherlands
Volume:
Low
Vendor Threat Intelligence
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, 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:
2020-07-31 01:38:00 UTC
AV detection:
23 of 31 (74.19%)
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 web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla Payload
AgentTesla
Threat name:
AgentTesla
Score:
1.00

Yara Signatures


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 d1acb47d2f3d3f08def6a48de5ee5cd09cae41a8c0ad42553e83c3c36a98bba0

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments