MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d
SHA3-384 hash: 3038df32c726563dfb06a47ee8fe5f85f10b38b931a81e7ab4b6936be2112a8037ea5fce2616df2d7cc08d7b4d1ea404
SHA1 hash: 772b2879031105c051b39e7d85db6786ba75db85
MD5 hash: 143c76434a422e8a2b13c95ada7b979c
humanhash: crazy-ceiling-nevada-mango
File name:Sample.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:491'520 bytes
First seen:2020-07-22 10:43:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'612 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:J7r6QWIaoGSI92iNoH74nJNvc2kwm5U4cwy6lyNk:PGh91gcJNE2kg6CNk
Threatray 10'697 similar samples on MalwareBazaar
TLSH 6CA4D024EBF947D8EB6947B9E0650140A7B9290E57EAE30D6F95F0ED1932B008713F27
Reporter abuse_ch
Tags:AgentTesla exe Outlook


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: NAM11-DM6-obe.outbound.protection.outlook.com
Sending IP: 40.92.19.35
From: Almomen Mohammad <sale-safco@hotmail.com>
Subject: Re: i am interested in your Forming Machine
Attachment: Sample.zip (contains "Sample.exe")

AgentTesla SMTP exfil server:
smtp.1and1.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/31112/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/394958
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-22 10:45:11 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=miq2dsyvil3klyt5wgn7ypijlenxzihmrn4tw6fhx345azqok6gq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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dec608206e941da5042333c8e35fe01bb17e50cc67ec58b03e872694cb5e219b
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+ 10'687 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/200722-yz33gehdre/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d

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

zip d98a3a4cda77115b8a6511899ef363ab54520f04eca89b2acdff16ff77c54213

AgentTesla

Executable exe 6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d

(this sample)

  
Dropped by
MD5 7e5c236e3772151dba3b7d0c7fce9206
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/31112/
  
Dropped by
SHA256 d98a3a4cda77115b8a6511899ef363ab54520f04eca89b2acdff16ff77c54213

Comments