MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3653e5318419f8107d8bcc07a26f01681a189a5f448c417d99bed49b4131ebf. 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: c3653e5318419f8107d8bcc07a26f01681a189a5f448c417d99bed49b4131ebf
SHA3-384 hash: 6a5f947d5d264f97c2f09b99dd3be891aca2d2189d4af5ce5ed6c3700a9ae88ef49af973a43e8ca72d06218684bac123
SHA1 hash: 6915bfa028338e9a4c13e30cb8f7f5ee40bffe08
MD5 hash: 22dc4f59eb8b51719aa581c809523059
humanhash: mirror-bluebird-india-timing
File name:FT-17016-Carbon Tanks.exe
Download: download sample
Signature AgentTesla
File size:712'704 bytes
First seen:2020-08-10 09:28:47 UTC
Last seen:2020-08-10 11:07:37 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:scQSNsmEANFdiOt/dRbo2Dqe/ESLFgrpiAGFKARckjQc:hVEAXdbtlRbhzxOQAGcAKkjB
Threatray 10'697 similar samples on MalwareBazaar
TLSH 34E4D4C61F8ABE81D3E50331EF3EF6B0D314BE2D07978A789A81B55E307A2137595690
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: darius.com
Sending IP: 45.127.62.155
From: Mrs.PaulineAgrina <sourcing.2@premium360.com>
Reply-To: sourcing.2@premium360.com
Subject: RFQ -JMINQ#23072033
Attachment: FT-MA-G-SI-17016- TANKS.zip (contains "FT-17016-Carbon Tanks.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
69
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
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
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
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:
2020-08-10 09:30:11 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
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 c3653e5318419f8107d8bcc07a26f01681a189a5f448c417d99bed49b4131ebf

(this sample)

  
Delivery method
Distributed via e-mail attachment

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