MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1b3649284ca4a79f52fc8dac008634540bbb8aa49d0903b6899f8708b37a3df9. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1b3649284ca4a79f52fc8dac008634540bbb8aa49d0903b6899f8708b37a3df9
SHA3-384 hash: e91f0e252d91cd40683af396655df6a955854663641e9902267c99026c8ab0a4091acaf86c39252eaa787994b420658b
SHA1 hash: fe1e8bd516af4ce7f8b4991de128f4f476cec9f9
MD5 hash: 968c93132fbe953eef1c9e9745fc5105
humanhash: nineteen-jersey-salami-mountain
File name:PaymentConfirmation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:612'864 bytes
First seen:2020-07-07 09:32:58 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:MD6XL1IKSuTRvzwU0/Dx8Xz7BZjOreri/Ifju/WCLT9z1pUOqcJ:6A1IKSu1rwU0/DxUPBZjLiQruuM+OqcJ
Threatray 10'733 similar samples on MalwareBazaar
TLSH B5D4E1985A6C4DA3F55D03BDC08342C4E7EAE9B7CE1AE239594139E50E1B3C3F912297
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: wartburg.co.za
Sending IP: 103.216.126.7
From: Paul Kyriacou <accounts@wartburg.co.za>
Reply-To: Paul Kyriacou <aahvanrooyen@gmail.com>
Subject: Fwd: Payment confirmation
Attachment: PaymentConfirmation.iso (contains "PaymentConfirmation.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22158/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1b3649284ca4a79f52fc8dac008634540bbb8aa49d0903b6899f8708b37a3df9/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 06:13:06 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dm3eskcmustz6ux4rwwabbrukqf3xcvetueqhnujt6dqrm32hx4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'723 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/200707-hyws5bx1ga/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
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
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

iso 539b8deee71392bdaf465896be4ab28dad9a54f408bb81c18f1b94c7a6c67863

AgentTesla

Executable exe 1b3649284ca4a79f52fc8dac008634540bbb8aa49d0903b6899f8708b37a3df9

(this sample)

  
Dropped by
MD5 7663f6487a0fe673d3435af4fde750d0
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22158/
  
Dropped by
SHA256 539b8deee71392bdaf465896be4ab28dad9a54f408bb81c18f1b94c7a6c67863

Comments