MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 436c652a98e472cc53300ee95ffd9a141fe0f217da3c7c8496af951e0b6179ca. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 436c652a98e472cc53300ee95ffd9a141fe0f217da3c7c8496af951e0b6179ca
SHA3-384 hash: 448dff83410ac94895eccffb24a3991e75fd7b81e94205c9df4ee09c25ba3dd1327e861aed0307330f9c808810f30ae2
SHA1 hash: 960f948b8e411386b98497cfe495036859e88cad
MD5 hash: 5075226ac32b61cbc3289388e385ea83
humanhash: ohio-oscar-alpha-johnny
File name:PAYMENT DOCUMENTS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:432'640 bytes
First seen:2020-05-22 10:06:33 UTC
Last seen:2020-05-22 10:52:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:I7I8uE4BrO/+9xPcXC+gFmR3RGkpUx5jLmfd+6V9kUM4Iby1mew:qME4BrUgPgC5mR3XUxZQ59M4Ic
Threatray 10'574 similar samples on MalwareBazaar
TLSH 9A94010D26F8172ED87D57FAD4D5104013B4B26A2613F76D4FD2A0EB28B7B248B60A67
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.alde.ro
Sending IP: 82.208.186.166
From: Stella Chinthaka Fernando <c.michini@ortoconserviera.com>
Subject: RE: Payment
Attachment: PAYMENT DOCUMENTS.7z (contains "PAYMENT DOCUMENTS.exe")

AgentTesla SMTP exfil server:
montana.co.ke:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.MSILPerseus.224337.2510.21663.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-22 11:03:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
24 of 30 (80.00%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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c986ea8fc6725c76da91dff92d8ba6f8910c3cd54a7457f73839530aa8aaf002
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d5b86ca1c7162b64376f05c2e9cae2f75d722af4c3954f9fa5bf12c3c36b29f1
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d63ae672835f5fd689bf0a4c5bd1aaacba19379c6467fefdae6b9fc1518de9e0
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e67cedbd23f6e5c1aeb724a637f64723fc23dc61c130a1ef7127544631136e47
AgentTesla
+ 10'564 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-sv9tzz89k2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies system certificate store
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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 bb6e7d9980caf4feb7df668acc1688c552ede89b7061b39d896a601b6e276428

AgentTesla

Executable exe 436c652a98e472cc53300ee95ffd9a141fe0f217da3c7c8496af951e0b6179ca

(this sample)

  
Dropped by
MD5 cf9084371b59fcf9e878f3d111286bc2
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 bb6e7d9980caf4feb7df668acc1688c552ede89b7061b39d896a601b6e276428

Comments