MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1cf828a8ad1ca3748535b13a7fea8fad80ded652496afd637ec70aefe2d90fb2. 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: 1cf828a8ad1ca3748535b13a7fea8fad80ded652496afd637ec70aefe2d90fb2
SHA3-384 hash: 55061d187839f8c6f269796ddeebda08ad04635333658f1981b12be48b5f1ef7ffac795a7e5ada436ec6a1036487e6f2
SHA1 hash: 79c7248ef09e66649184d7970c21546b03d5187e
MD5 hash: aa10879b8f8b00c5078521e6f99db403
humanhash: alanine-mirror-island-ten
File name:Invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:447'488 bytes
First seen:2020-06-20 06:55:23 UTC
Last seen:2020-06-20 07:47:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:2qxHcgN/M/heebgRvfdsG89+IjPwW9sGwDdI:NxH5M/hWe20Pw2w
Threatray 10'606 similar samples on MalwareBazaar
TLSH E794F195B2E88161D9B65B7245B34E6013BBBD2B6832E71D194D70BDAF333C24253B23
Reporter abuse_ch
Tags:AgentTesla exe Yahoo


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sonic313-10.consmr.mail.ne1.yahoo.com
Sending IP: 66.163.185.33
From: Amber <pratik.hakim@yahoo.com>
Reply-To: brentdamantel@gmail.com
Subject: Ready For Shipment
Attachment: Pictures,Invoices,5x40ft Containers.z (contains "Invoice.exe")

AgentTesla SMTP exfil server:
smtp.privateemail.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/9958/
Detection(s):
SecuriteInfo.com.Generic.mg.aa10879b8f8b00c5.22217.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-20 03:19:16 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dt4crkfndsrxjbjvwe5h72upvwan5vssjfvp2y36y4fo7ywzb6za._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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94545e08f9a1fd540ff244b97b2bb537256cbcf197cad74ca6d454a7d5474bac
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9d988ed519f6e3f6c1e9baec5fca64bbc07fbcbb09f8dd6a02d4b756d1f4ef6e
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AgentTesla
+ 10'596 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-vheaxah54a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Adds Run entry to start application
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

zip 906786dda4d680bb24ac318d8a808c3c88a46f878cabebabb3141d8b189a50e8

AgentTesla

Executable exe 1cf828a8ad1ca3748535b13a7fea8fad80ded652496afd637ec70aefe2d90fb2

(this sample)

  
Dropped by
MD5 9f8cc1b0e4e12feace26fa09730a8502
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/9958/
  
Dropped by
SHA256 906786dda4d680bb24ac318d8a808c3c88a46f878cabebabb3141d8b189a50e8

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