MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c133741b443850a940c58eb5a162c485b8186d0db0c99be3962e277eecca550. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c133741b443850a940c58eb5a162c485b8186d0db0c99be3962e277eecca550
SHA3-384 hash: 674a984e84604888bd0ec9afbd7ed40806a3987ce5130685041b9d7a70bc8483b8ccd0e30526a3e397a922fedca8b322
SHA1 hash: 54871ad8ffc2e1b2c219cc11bd2a0f959478c3b2
MD5 hash: c0439cb689521497f7196071bb6d7709
humanhash: failed-alaska-london-bluebird
File name:167647227-54134-sdfnt4-2.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:501'760 bytes
First seen:2020-05-07 12:17:27 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 12288:AJyT8YcqeDbiAIqgDkC3C7IHg/HhE3mt:AJW8YcRePqiPCEgD
Threatray 10'691 similar samples on MalwareBazaar
TLSH 99B40198366D31BFD013CA719EE4EDB1D920B1A6335A937F9463020E49CDE92CE14DB6
Reporter abuse_ch
Tags:AgentTesla ESP exe geo Santander


Avatar
abuse_ch
Malspam distributing AgentTesla:

Sending IP: 62.138.142.11
From: Factoring y Confirming - Grupo Santander <fycouit@gruposantander.com>
Subject: Confirming - Aviso de pago
Subject: Confirming - Aviso de pago
Attachment: 167647227-54134-sdfnt4-2.pdf.GZ (contains "167647227-54134-sdfnt4-2.pdf.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VUF.8863.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-07 12:36:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lqjtoqnuiocqvfamldvvufrmjbnydbwq3mgjtprzmlrhp3wmuvia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
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AgentTesla
+ 10'681 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-hvs1yv325s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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
rezer0
AgentTesla
CoreEntity .NET Packer
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 7ebcbc5faf853610435b8aedae16446ce2dd8027e6d5c2fb106e000fc4347a42

AgentTesla

Executable exe 5c133741b443850a940c58eb5a162c485b8186d0db0c99be3962e277eecca550

(this sample)

  
Dropped by
MD5 5b4f1fb4b54e906145ab624810eab5d3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7ebcbc5faf853610435b8aedae16446ce2dd8027e6d5c2fb106e000fc4347a42

Comments