MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1025b89665ace7e32564ca897a4adb46c081b859320717599d46d58d63b0ee4. 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: 5


Intelligence 5 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f1025b89665ace7e32564ca897a4adb46c081b859320717599d46d58d63b0ee4
SHA3-384 hash: 313ad7a4cfef557156542a1049b0dd5aabce20c55ff274c47d44a20747fa1ad773db4860063b77fe1cf07159a7a1a38c
SHA1 hash: dc3646f348ec52b789e86ab665032478b4fc846b
MD5 hash: 1a80681b652922e86f9db47a182710b0
humanhash: pasta-oxygen-fourteen-magazine
File name:lista de facturas.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:717'312 bytes
First seen:2020-06-03 11:58:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:2+mVKO8Otb3ewagP3IBDr8DCOGMuWhgQvc0nhRgirf1yu6C6uqBDS5:NmVKO8OtbJVIBDr8DC5Whgvav
Threatray 10'766 similar samples on MalwareBazaar
TLSH 7FE49CDC722072EFC85BD472DEA82CA8EB61747B831B4213942716AD9E4C887CF155F6
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: info@forcasa.com
Subject: Re: lista de facturas
Attachment: lista de facturas.rar (contains "lista de facturas.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 16:34:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ebfxclgllhh4mswjsujpjfnwrwaqg4fsmqhc5mz2rwvrvr3b3sa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a6d44377671c37e4ef84efae15b17efbcdd03a8b5af2704e74f75126f333196f
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b8cf49555f75f9f06bdfb76150d4b3e1a01a831a7eac7b644dde084c212a43d2
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d3168e892cc0eac2e010fa380fd64aae8c55acddb06344b543a6fb0cc05e8dd3
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de54a16c8d1a17a0eb2b797cb1fd7604ff1607e53cfab3b05f1fc9c28f1f83b0
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e651957af4c527f8a23f8c3094232c887e2a433974ab54e48e2519e8361809a6
AgentTesla
+ 10'756 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-b9wnbj9bfx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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 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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>
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 3dcdfd15404922a452684880ef081e13cba09b9149d713e55a9cf589e9b4acd1

AgentTesla

Executable exe f1025b89665ace7e32564ca897a4adb46c081b859320717599d46d58d63b0ee4

(this sample)

  
Dropped by
MD5 5e624044924b501a776ca81f48f230d8
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3dcdfd15404922a452684880ef081e13cba09b9149d713e55a9cf589e9b4acd1

Comments