MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b52beb61f01acce45442d85adcc909eabc07d87fc006d35c9e37f5d8b69d2c2. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 5b52beb61f01acce45442d85adcc909eabc07d87fc006d35c9e37f5d8b69d2c2
SHA3-384 hash: 40b4fab62edf74940b6f9a4ea95dd6439e051a1ec214fb304e59b560aeab4fb25b611334e1db118794691571208d5895
SHA1 hash: dd28418244ed603d156b2985172c452c3f12c725
MD5 hash: f87d55afc11f0766d335de227e82d2e9
humanhash: louisiana-single-double-wyoming
File name:Payment Copy.exe
Download: download sample
Signature AgentTesla
File size:678'400 bytes
First seen:2020-08-17 06:11:18 UTC
Last seen:2020-08-17 13:32:41 UTC
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:sEPXa0q2J/2lOwkPWBEDDr8iZb6+rtnweTayfbbvhrZP4AIE4E:sONZkO1PqEDl6+pweGsbvhZwAIx
Threatray 10'260 similar samples on MalwareBazaar
TLSH 48E41213F1D0DE24C17E093A9C4A23A413F9B6CBB592FD39BD84239E59623E59641FC2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: apt-finance.com
Sending IP: 176.123.10.165
From: SANDOZ RODOLFO <enquiries@apt-finance.com>
Subject: Re: Payment of overdue invoice
Attachment: Payment Copy.zip (contains "Payment Copy.exe")

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

Intelligence


File Origin
# of uploads :
2
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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.AgentTesla
Status:
Malicious
First seen:
2020-08-17 00:03:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware 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
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 5b52beb61f01acce45442d85adcc909eabc07d87fc006d35c9e37f5d8b69d2c2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments