MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a318843897566dc4f8db9db7d7d0d8c3a8a69d4de0ac7d59fe33b897fdd0b31. 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: 7a318843897566dc4f8db9db7d7d0d8c3a8a69d4de0ac7d59fe33b897fdd0b31
SHA3-384 hash: 5ea38449aca45c9bcac730495f75a4170d14edf7932f9bdf4e744b0fba87fb1dfd9b6b20a06b572a9e944acd4d156d79
SHA1 hash: 283944f59f76b658634914fc0e21220fab8a0102
MD5 hash: b54cd7da944a572842d2aefb76abd229
humanhash: single-carolina-snake-green
File name:233535978600.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:428'032 bytes
First seen:2020-06-26 15:44:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:pI7caAQefDvp89zNsGAx4tc3XLVNf4co5FlhG8Oue4HXfx+Vgrj8Q0w:pLDF7GAHvXo5LI8ObuMV4gQv
Threatray 10'642 similar samples on MalwareBazaar
TLSH 0894120133F90B16E6EE4BBA156264401379EF2BB156D70C5AE460EE1E33B9ACB50773
Reporter abuse_ch
Tags:AgentTesla ESP exe geo Santander


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vxsys-smtpclusterma-05.srv.cat
Sending IP: 46.16.61.55
From: Factoring y Confirming - Grupo Santander <nuria@unlugardiferente.com>
Subject: Confirming - Aviso de pago
Attachment: 233535978600.GZ (contains "233535978600.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14975/
Detection(s):
SecuriteInfo.com.Artemis2A46FD19BDA3.9064.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7a318843897566dc4f8db9db7d7d0d8c3a8a69d4de0ac7d59fe33b897fdd0b31/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-26 15:46:06 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=piyyqq4jovtnyt4nxhnx27inrq5iu2ou3yfmpvm74m5ys765bmyq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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5ab8a06136b60d9f632b0e6ab76ab36e8078668cff1e98ad2d5548ac2cbcd693
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63c0c93240c97ce6d561b76c6a05e1192256532c144b88512252affe04eaa8b2
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AgentTesla
+ 10'632 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200626-7tg5kd7yyj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
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
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
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

gz 24d001e60f9303418eebb140a7f88bc4b72a8bd55eb419ad89f6d3e5e4412220

AgentTesla

Executable exe 7a318843897566dc4f8db9db7d7d0d8c3a8a69d4de0ac7d59fe33b897fdd0b31

(this sample)

  
Dropped by
MD5 9c32dc951c9b5137a5175dc690c7693a
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 24d001e60f9303418eebb140a7f88bc4b72a8bd55eb419ad89f6d3e5e4412220
Cape
Cape
https://www.capesandbox.com/analysis/14975/

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