MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2d3f04b9fa07cc1efca983cfc40f4cbfccb0b24c7a7fe5acbce0476f8216da3. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2d3f04b9fa07cc1efca983cfc40f4cbfccb0b24c7a7fe5acbce0476f8216da3
SHA3-384 hash: e5316a7fa6aa3ac5031f2fb978a7fd0f372d08ce71a095a50a0570df1fc8bbe5904005e82a98c1bd2017264735cf71e0
SHA1 hash: c2fdff35c21423434231baea7c454143f2ca0339
MD5 hash: 2ffdef12a916aa08b42431eb1934ce62
humanhash: hamper-alanine-tennis-hydrogen
File name:ORDER 062920.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:734'720 bytes
First seen:2020-08-10 11:43:23 UTC
Last seen:2020-08-10 13:14:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'752 x AgentTesla, 19'658 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 12288:NI7lVmYait7CuuKsOgMcGUgy6qosBY3BgrpiAHmUckjQc:6dam9uIBvQoEbQAQkjB
Threatray 10'692 similar samples on MalwareBazaar
TLSH 75F4E4C61F8ABE80D3E50731EF3EF6B0C314BE2D17978A789A81B15E307A2537595690
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: jordanchemicals.com
Sending IP: 103.207.39.71
From: Niveen Amin <niveen@jordanchemicals.com>
Subject: ORDER 062920 / JCCO-Jordan
Attachment: ORDER 062920.zip (contains "ORDER 062920.exe")

AgentTesla SMTP exfil server:
mail.mahavirint.in:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/42742/
Detection(s):
SecuriteInfo.com.Trojan.Inject3.50001.6063.5503.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/416837
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Modifies the hosts 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)
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:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2d3f04b9fa07cc1efca983cfc40f4cbfccb0b24c7a7fe5acbce0476f8216da3/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-10 11:45:10 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wlj7as47ub6md36kta6pyqhuzp6mwczey6t74wwlzychn6bbnwrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a7118b5327e01dc08fae4ab228e1ae2920dde4df42232fa8062eaf90066b3f7d
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fdbf6a04cf22bfdc28694cc9b1b0e425abfbe97433cfc3cf5ee4a655a56e2b92
AgentTesla
+ 10'682 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200810-wzvtpqv5xe/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/b2d3f04b9fa07cc1efca983cfc40f4cbfccb0b24c7a7fe5acbce0476f8216da3

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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
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

zip 757a55b3e779982c16c33116eb2208316a448ec302263ea8a67e6d088434f76a

AgentTesla

Executable exe b2d3f04b9fa07cc1efca983cfc40f4cbfccb0b24c7a7fe5acbce0476f8216da3

(this sample)

  
Dropped by
MD5 70ec403a10f754002ca06d98696f88f6
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/42742/
  
Dropped by
SHA256 757a55b3e779982c16c33116eb2208316a448ec302263ea8a67e6d088434f76a

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