MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f544edfd5024da35b3a0281d4d3a29d930baa16a5e319e1c6b518be10b3cc1c. 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: 4f544edfd5024da35b3a0281d4d3a29d930baa16a5e319e1c6b518be10b3cc1c
SHA3-384 hash: 027dc2779316bb9cc9505655b1bd037476ca5a58185c90274dee7d81795f5e3970b7a520f32f957e68d66ed39c35c456
SHA1 hash: 07a27c86be58856810e227018a7f77ac82f31dd5
MD5 hash: 9bc8526fb478058b13694305efa93056
humanhash: princess-ten-nevada-oranges
File name:Payment swift.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:460'800 bytes
First seen:2020-06-26 05:51:58 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:vPvVXWbkFvLzjzjzaL+fSZeF/JW91SVCi+pyVbXh:vPvVX+kLzjfziWEei91V
Threatray 10'591 similar samples on MalwareBazaar
TLSH F4A4EF0163AC8A0BCC7A07FDF461621943BAB10159A2E7551FCE21EA7C6B7C34B579E3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vaishalilifecare.com
Sending IP: 62.113.215.209
From: Vaisha Lilifecare <business@vaishalilifecare.com>
Subject: Re: Lifecare Order
Attachment: Payment swift.rar (contains "Payment swift.exe")

AgentTesla SMTP exfil server:
mail.head2hire.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14572/
Detection(s):
SecuriteInfo.com.Generic.mg.f75bcb16ae21df7e.11718.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Launching the process to change network settings
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4f544edfd5024da35b3a0281d4d3a29d930baa16a5e319e1c6b518be10b3cc1c/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-26 05:53:04 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j5ke5x6vajg2gwz2aka5ju5ctwjqxkqwuxrrtyogwuml4eftzqoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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8dd103e61c00d73a45a6f3ada98377db7279e0421a1319bac86b78a081c39d4d
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b4d253fd7bee0ac5be341956d6dcce635957111e207bfee5af0fa9067b066bcb
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b8d388272c192d0a4e73fc27d276da94a582cf48328f8884f1e0613170010b5d
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AgentTesla
+ 10'581 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence keylogger trojan stealer spyware family:agenttesla
Link:
https://tria.ge/reports/200626-73v6l9364x/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads data files stored by FTP 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

rar b3eec7e5fcd9dbd94216255ec02c4d1b7b6eca2c8a4daaca4d3fc58c000f1e87

AgentTesla

Executable exe 4f544edfd5024da35b3a0281d4d3a29d930baa16a5e319e1c6b518be10b3cc1c

(this sample)

  
Dropped by
MD5 d4aa896066a036975471ccb51fcd3983
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/14572/
  
Dropped by
SHA256 b3eec7e5fcd9dbd94216255ec02c4d1b7b6eca2c8a4daaca4d3fc58c000f1e87

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