MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6dc3bf18e91a657553103b87b07244b448ab85deaa344d6a7c2e1aea2b49fb03. 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: 6dc3bf18e91a657553103b87b07244b448ab85deaa344d6a7c2e1aea2b49fb03
SHA3-384 hash: 8a8aafe86c142a7158089e785aa21d4e6741a16176d9f429ddfd1c2a6e7aaceea3a20bc1690bb81ed25a7df9507d3383
SHA1 hash: 3b0ac8bbf2abf8f4ad921645260276ca405ff6c6
MD5 hash: 9ec6e065959f564ab88e13988dd03ffb
humanhash: vegan-sodium-alabama-east
File name:T. HALK BANKASI A.S.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:423'936 bytes
First seen:2020-06-17 12:24:00 UTC
Last seen:2020-06-17 12:53:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:FZm49UNNMYcZN4aVq4X42aJ8DCzOvkXNcnqzzn2CD3sQgRK/5A8:79V14aVq4PE8+yvznez2N4
Threatray 11'024 similar samples on MalwareBazaar
TLSH E6948C3A71424409C42D4173842A9BC6A6376F4676929F1F74AFB30CAF23B0F7762A5D
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: halkbank.com.tr
Sending IP: 173.45.76.66
From: HALKBANK.E-EKSTRE@halkbank.com.tr
Reply-To: HALKBANK.E-EKSTRE@halkbank.com.tr
Subject: T.HALK BANKASI A.S. 17.06.2020 Hesap Ekstresi
Attachment: T. HALK BANKASI A.S.zip (contains "T. HALK BANKASI A.S.exe")

AgentTesla SMTP exfil server:
mail.sesnettelekom.com.tr:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/19530/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WJB.26602.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 12:35:50 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nxb36ghjdjsxkuyqhod3a4sewrekxbo6vi2e22t4fynouk2j7mbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 11'014 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla persistence
Link:
https://tria.ge/reports/200624-96fg3cfwzj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Modifies service
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
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

zip e1441767f8074ef36a2e15c9d3c3ccb47cc4a391a2314eba30b5eb97183ecdcf

AgentTesla

Executable exe 6dc3bf18e91a657553103b87b07244b448ab85deaa344d6a7c2e1aea2b49fb03

(this sample)

  
Dropped by
MD5 af6a4ea151c646d2a0ef37e6fd8dcf25
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e1441767f8074ef36a2e15c9d3c3ccb47cc4a391a2314eba30b5eb97183ecdcf
Cape
Cape
https://www.capesandbox.com/analysis/19530/

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