MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c8b3d3b38c872a532b99afe3023daa46341335b65c790caaa72732a185fed09. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c8b3d3b38c872a532b99afe3023daa46341335b65c790caaa72732a185fed09
SHA3-384 hash: 8bc70c94b2aed4125d14b606c8943e6c280de8ea8a5080148b44e42a577d19829f62fe807e63966369f9184fb03a8b38
SHA1 hash: 0871fdf657673a96466b4ef451caa14a39bcf490
MD5 hash: 5772785c983d268d59e6b579a08ac069
humanhash: music-mango-potato-carpet
File name:Scan_30-06-2020_1051_0001.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:451'072 bytes
First seen:2020-06-30 12:37:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:OXC9hZU0DEoZZ5oIf4wzc0SJ7opR7EP3G0uS:OXCh3Qon5oITAJFPW01
Threatray 10'762 similar samples on MalwareBazaar
TLSH 8EA41234B3BDCB16DAFA6BB511B064101FB29C1B1561D32A7D92B1DE1CB7B408360B1B
Reporter abuse_ch
Tags:AgentTesla bat


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: www1.webmail.pair.com
Sending IP: 209.68.6.94
From: Alshima Aluminium <request@webmail.editage.com>
Subject: Request For Quotations - Scan_30-06-2020_1051_0001
Attachment: Scan_30-06-2020_1051_0001.rar (contains "Scan_30-06-2020_1051_0001.bat")

AgentTesla SMTP exfil server:
mail.gimpex-imerys.com:587

AgentTesla SMTP exfil email address:
purchase@gimpex-imerys.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17150/
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3c8b3d3b38c872a532b99afe3023daa46341335b65c790caaa72732a185fed09/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-30 12:39:03 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hsft2ozyzbzkkmvztl7dai62urrucm23mxdzbsvkojzsugc75ueq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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736752175fe91906f41d00670318a55afe8c2c85e30ced11df477f5c61fddac8
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885c0db8dce61efe0b93c41f8eaf4e42f0180ba4b9045d8ca6978298d81bebec
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AgentTesla
+ 10'752 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200630-8tf33hsdsa/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
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.

fff669d42513b82de89b145afdb15e22

AgentTesla

Executable exe 3c8b3d3b38c872a532b99afe3023daa46341335b65c790caaa72732a185fed09

(this sample)

  
Dropped by
MD5 fff669d42513b82de89b145afdb15e22
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17150/

Comments