MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a3663222be5128c1e1486f94faae1e3ffa785569511e4df6346bc10b5513f1f. 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: 3a3663222be5128c1e1486f94faae1e3ffa785569511e4df6346bc10b5513f1f
SHA3-384 hash: 2195bbfec8102bb31d10cf55dc68dcd956590e12adc70fe6223d4d2e8fdf97cab9f733d7c5df51edbd9be4bdefa38315
SHA1 hash: 31a0710b1e139c039f10e2b7719ab705800c43ad
MD5 hash: 7e10530af6f3c3186109ac40a47a92e9
humanhash: butter-montana-don-fourteen
File name:15601277.jpg
Download: download sample
Signature AgentTesla
Create hunting rule
File size:338'432 bytes
First seen:2020-07-13 14:17:37 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 6144:nkDe0zW5ZQeXDKuX0Sisb8PmG+kT12zo4FZgkxAe6wOt4OFrtb7:kDeOeubD/+kh2drxsd4On
Threatray 10'779 similar samples on MalwareBazaar
TLSH 4274125212DF1FA2DD3B8E71BD50A702E75752CFE801F26A7746315C8D393168E63AA0
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: balaitus.efor.es
Sending IP: 93.92.232.247
From: HWA FONG INDUSTRIES CO.LTD<adoracionherreros@coduras.com>
Reply-To: <jp.intl444@gmail.com>
Subject: INVOICE+PL+ BL+SHIPMENT
Attachment: INV+PL+BL-489492020.xls

AgentTesla payload URL:
http://crogtrt.com/i7/15601277.jpg

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/25406/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.51857.20938.18907.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/3a3663222be5128c1e1486f94faae1e3ffa785569511e4df6346bc10b5513f1f/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 12:21:15 UTC
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hi3ggirl4ujiyhquq34u7kxb4p72pbkwsui6jx3di26bbnkrh4pq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9d7e42c747de8d1f950c5fb27e4bee452d41140969f7a3af1da9e20e7fde6613
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a4871c9770bdd0f9454e689411f3ffb3267913568b49f6457d681470770fa92e
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+ 10'769 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/200713-jsclhnnt1n/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
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

Excel file xls 4eaaf544257b0465bb8acff69b987abf00bd19a32fbc45bc0e57b8c66244553a

AgentTesla

Executable exe 3a3663222be5128c1e1486f94faae1e3ffa785569511e4df6346bc10b5513f1f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/412464/
  
Dropped by
MD5 b379714e8daaf2673032f31b2a6abb07
  
Dropped by
SHA256 4eaaf544257b0465bb8acff69b987abf00bd19a32fbc45bc0e57b8c66244553a
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/25406/

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