MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74aeff83c3d94e44e9cafd5e4537b66ef89c87f5691472c672914d5b3028d994. 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: 74aeff83c3d94e44e9cafd5e4537b66ef89c87f5691472c672914d5b3028d994
SHA3-384 hash: d4e59dd8e87660919b791bd90a59a8e59a2018b60df71c31aff5fef2c63aab946279e9a8a6cece5688a066e4921541f1
SHA1 hash: 4f64edbc5663f878aad86c2f2a08caee233d1fd0
MD5 hash: 3c631396b5fc535f523dce9690c99a6b
humanhash: queen-colorado-three-nuts
File name:invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:456'192 bytes
First seen:2020-07-06 06:32:40 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:fEuTW6Xc8gSJaaK6T0F3pDt9I4OsinTPn3Vk:sYW6XZvJaaK6TmVt6dvTP3
Threatray 10'634 similar samples on MalwareBazaar
TLSH 8DA4E0720243BEDAE33D0D74D55022401EA91D6BAB70D898FECC31CA52B5B189EBDE75
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: slot0.swelesol.com
Sending IP: 45.95.169.146
From: <morgan>info@swelesol.com
Attachment: invoice.exe

AgentTesla SMTP exfil server:
smtp.ionos.es:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/20825/
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/74aeff83c3d94e44e9cafd5e4537b66ef89c87f5691472c672914d5b3028d994/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-06 03:01:20 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=osxp7a6d3fhej2ok7vpekn5wn34jzb7vnekhfrtssfgvwmbi3gka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'624 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/200706-6tazm3rtpa/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
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

Executable exe 74aeff83c3d94e44e9cafd5e4537b66ef89c87f5691472c672914d5b3028d994

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/20825/

Comments