MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394
SHA3-384 hash: 4df589d1b27f634cb276666b323051299a335bfe9a8993911c66eba6d5a1ce386c138912d6cd6d04e9259fb7fb2240a9
SHA1 hash: b373bc1d193e4f04d3f6d6edb918dc69bb92d094
MD5 hash: 84ab9e669f58fe3c106bd595938435fb
humanhash: texas-may-orange-lithium
File name:EventCYR.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:705'536 bytes
First seen:2020-07-10 16:58:38 UTC
Last seen:2020-07-10 19:52:24 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 6144:3rvUtQuuok2GhNcxX9w+uoBimd1+nUtkxarSQyYon2y4NMpvBCRf94NnpzGh5lbX:bc2/B2iNa9VdJwYu4oEupvBCxVhHO/
Threatray 11'062 similar samples on MalwareBazaar
TLSH F1E4292C7A859817DD3E0A3684B59AD023B0AD873B01CB9FBAC5179C6F533DB3B06156
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: jd07.l.dedikuoti.lt
Sending IP: 212.24.100.15
From: Gabe Sweers <gabe.sweers@braitney.com>
Subject: RE:Re:Offer/Sorters/BratneyCompanies Feb2020
Attachment: 000183_004Sorters_BratneyCompaniesFeb2020.xlsm

AgentTesla payload URL:
http://phanmemtinhtiendanang.com/modules/mod_verison/EventCYR.exe

AgentTesla SMTP exfil server:
mail.mologadievents.co.za:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.LuheFihaA.690.10480.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process by context flags manipulation
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 17:00:08 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pkmylj42rueqff4rq5pfzww5apqypvw6aqppojtimrin77kc2oka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 11'052 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200710-9e7mam9xye/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Loads dropped DLL
Reads user/profile data of local email clients
Executes dropped EXE
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

Excel file xlsm 1509ca07d232b2bb379cd9aa007112beae4ca6c88039906f4faa94b8e7ce47f3

AgentTesla

Executable exe 7a9985a79a8d09029791875e5cdadd03e187d6de041ef726686450dffd42d394

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/410871/
  
Dropped by
MD5 352819fca33d80c85aa8a14f0d2b2e9d
  
Dropped by
SHA256 1509ca07d232b2bb379cd9aa007112beae4ca6c88039906f4faa94b8e7ce47f3
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/24452/

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