MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28552bb3a0668e9379ce9464d155537f0a44e540cae18aba8f57a9e6e9c45b76. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28552bb3a0668e9379ce9464d155537f0a44e540cae18aba8f57a9e6e9c45b76
SHA3-384 hash: 64262d759f85d0721ee88cca4fbb6a9f8dee380aedc15316205be28682ea65c3ddbc1317a47901b7397b5f88c34bb341
SHA1 hash: ac61714108dd92f43d058a834c31fcc1715b2c5f
MD5 hash: 8cb96e1b164a3638ef7c64c70113a588
humanhash: emma-violet-virginia-nebraska
File name:PO00108.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:441'856 bytes
First seen:2020-06-18 18:33:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:BISc6eTRID4o5FZ7yRN94hWTm/L2u7CP/tGgSqHFBk3/DWhh4g8103dt/8JH+Me2:pc6eTRIBZk9KyPcj6Bk3Km104F
Threatray 10'611 similar samples on MalwareBazaar
TLSH D0940105BA8C9B16C47D1BBFC9E6552013B9AE663A32E71E3BD5339C05633E3150628F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: server.bontechnologies.com
Sending IP: 46.4.133.15
From: Karynel Amorado <gvb@libitco.nl>
Subject: PO00108
Attachment: PO00108.pdf.z (contains "PO00108.exe")

AgentTesla SMTP exfil server:
mail.economiareale.eu:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19838/
Detection(s):
SecuriteInfo.com.FakeAlert.9060.1798.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-18 11:31:30 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fbksxm5am2hjg6oosrsncvktp4fejzkazlqyvoupk6u6n2oeln3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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69e123bccf11d4ead09df4f7970b577f4759cbb1a09b7ccbdfd32e0b4b0bdec0
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b043fb26df3ef363242188bee6b805f9a04e003408885cabfc6d575291d63bde
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ca5828dc8be89194c479ca84ed01a55007d9e5272a362f12358c6c5266587581
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d2d146dcd0c8eda1d8b60e10034e56e149d4544121af77eda5288eba11ca6dd7
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f52cc4b679678db367cd31f630051a088f15241f6702f31de597014802821f9f
AgentTesla
+ 10'601 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200624-z9z7k6fn96/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP 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

z 6e408339647431182b06df6a73a9c472effe6926a202f85a26740466308fd099

AgentTesla

Executable exe 28552bb3a0668e9379ce9464d155537f0a44e540cae18aba8f57a9e6e9c45b76

(this sample)

  
Dropped by
MD5 0b156dc8cb0b9774c2913136ff2c1d49
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 6e408339647431182b06df6a73a9c472effe6926a202f85a26740466308fd099
Cape
Cape
https://www.capesandbox.com/analysis/19838/

Comments