MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f40106224e9c8a5fb2934f9669e1481508df50cf4cdd0df2dcbd281df911d2c. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1f40106224e9c8a5fb2934f9669e1481508df50cf4cdd0df2dcbd281df911d2c
SHA3-384 hash: dd2a390a5418cf538329dada248e60fb20ded1f704b2edc83cb50ce9fbbad9dfd2f2104ec3f4ea71653b7f4b93c06e70
SHA1 hash: 6b42d727693b58db89cdc788e74a872e12ef4830
MD5 hash: f3b461f6c5a6355d384d23606a541add
humanhash: mississippi-king-batman-skylark
File name:T. HALK BANKASI A.S.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:432'128 bytes
First seen:2020-06-29 15:39:35 UTC
Last seen:2020-06-29 17:03:52 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:MBXkQO0HwflmEmLfwFmabcPqA4QFvcv0fAX2M98:QF7wfLmLfwFma4P94Qvc8a
Threatray 10'884 similar samples on MalwareBazaar
TLSH 7C943917BD85E618C0156E3380EF1D85A3B279C22333DB0F7E8EA7585E4125B3E6622D
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: halkbank.com.tr
Sending IP: 98.103.89.2
From: HALKBANK.E-EKSTRE@halkbank.com.tr
Reply-To: HALKBANK.E-EKSTRE@halkbank.com.tr
Subject: T.HALK BANKASI A.S. 29.06.2020 Hesap Ekstresi
Attachment: T. HALK BANKASI A.S.zip (contains "T. HALK BANKASI A.S.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/16427/
Detection(s):
SecuriteInfo.com.ArtemisF3B461F6C5A6.22819.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1f40106224e9c8a5fb2934f9669e1481508df50cf4cdd0df2dcbd281df911d2c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-29 15:41:04 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=d5abayre5hekl6zjgt4wnhquqfii35im6tg5bxznzpjidx4rduwa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'874 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200629-xxe4ebrmfe/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Loads dropped DLL
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_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

zip 9542e205cd8b987a95409367d2293fbf56b953e281961a3ba86062acf2e8fe29

AgentTesla

Executable exe 1f40106224e9c8a5fb2934f9669e1481508df50cf4cdd0df2dcbd281df911d2c

(this sample)

  
Dropped by
MD5 753977d97f450d81600d71e625bc140f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 9542e205cd8b987a95409367d2293fbf56b953e281961a3ba86062acf2e8fe29
Cape
Cape
https://www.capesandbox.com/analysis/16427/

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