MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a7536823e4ab496ae01d1f878ed16da358aa6313ac0da85562b1039ccd4e4a2. 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: 1a7536823e4ab496ae01d1f878ed16da358aa6313ac0da85562b1039ccd4e4a2
SHA3-384 hash: fba8fee2feae111d6d2c0683259d307c76a5c1bb4278938dfa27273903674df5d5c393c54f90038362473c3303cdb00f
SHA1 hash: a6be443a902f435f8f2130ad811f155405f4cbd7
MD5 hash: aed789fe2bb84346503a82ee3cbd7e74
humanhash: mississippi-three-mississippi-artist
File name:faktur 002012001864 07062020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:495'104 bytes
First seen:2020-07-06 08:50:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:3uCPn3VkqWSWaLn8giZjmJokRQBDc8E5Jw6ujCO:3hP3oyLwZjmJ0Bcd
Threatray 10'649 similar samples on MalwareBazaar
TLSH 5AB4E177028A7FDAE72D4EB4D55023400DF81C6BAB71E948FEC831C962B5B6499B8D31
Reporter abuse_ch
Tags:AgentTesla exe geo IDN


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: fosetico.com
Sending IP: 109.228.8.101
From: Aburizal Salim <aburizalsalim9@gmail.com>
Subject: Mengirim faktur Anda 002012001864 tanggal 07/06/2020
Attachment: faktur 002012001864 07062020.7z (contains "faktur 002012001864 07062020.exe")

AgentTesla SMTP exfil server:
mail.protege.com.mx:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/21397/
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
Launching the process to change network settings
Enabling autorun with Startup directory
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a7536823e4ab496ae01d1f878ed16da358aa6313ac0da85562b1039ccd4e4a2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-06 01:11:44 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dj2tnar6jk2jnlqb2h4hr3iw3i2yvjrrhlanvbkwfmidttgu4sra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'639 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/200706-vttcjsxw2s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Modifies service
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.

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

7z cbbfabef867d1fe5dee8501f3dffdb4e72cc51d379cd9ab12dd412fd59035e86

AgentTesla

Executable exe 1a7536823e4ab496ae01d1f878ed16da358aa6313ac0da85562b1039ccd4e4a2

(this sample)

  
Dropped by
MD5 4d8c6dfc65e5f44770b9f5a12e1534c4
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/21397/
  
Dropped by
SHA256 cbbfabef867d1fe5dee8501f3dffdb4e72cc51d379cd9ab12dd412fd59035e86

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