MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc12d4cb1e8224bd26571c7ce1c557740851ac248f56a5e449494e55c0edd722. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dc12d4cb1e8224bd26571c7ce1c557740851ac248f56a5e449494e55c0edd722
SHA3-384 hash: 235956dfd4d6ae15c82052a801f7e1e22ac2c1f54d99c9d6a88b0ca6b47004412bd33a9b9481431a92a891dba9823157
SHA1 hash: 552ecf8af82f538b251e42f0ad3e1a45f7144887
MD5 hash: c291db2a12b8b6cac2a34c15f3ebd92e
humanhash: steak-black-floor-seventeen
File name:HALKBANK.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:2'706'944 bytes
First seen:2020-07-06 14:50:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:Gp5UC99WuhfXj3H+E9xZWQxtfhbSp+fU0:giM3hfLDYWfh24fU0
Threatray 10'630 similar samples on MalwareBazaar
TLSH ABC5F83935C24405C93D163984B95AC667B1BB8A3B42CB5FF19B13189F027AFBB471CA
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: halkbank.com.tr
Sending IP: 45.153.241.46
From: T. HALK BANKASI<EKSTRE@halkbank.com.tr>
Reply-To: T. HALK BANKASI<EKSTRE@halkbank.com.tr>
Subject: T.HALK BANKASI A.S. 06.07.2020 Hesap Ekstresi
Attachment: HALKBANK.zip (contains "HALKBANK.exe")

AgentTesla SMTP exfil server:
mail.bunsadokum.com:587

AgentTesla SMTP exfil email address:
latifu@bunsadokum.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/21667/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Running batch commands
Launching a process
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dc12d4cb1e8224bd26571c7ce1c557740851ac248f56a5e449494e55c0edd722/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-06 14:52:08 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3qjnjsy6qisl2jsxdr6odrkxoqefdlber5lklzcjjfhflqhn24ra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'620 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200706-hnft3f2esa/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
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:masslogger_gcch
Create hunting rule
Author:govcert_ch
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 e98968f1589b8053634f973297a144deb8772c01acf510be339ef041b66f085d

AgentTesla

Executable exe dc12d4cb1e8224bd26571c7ce1c557740851ac248f56a5e449494e55c0edd722

(this sample)

  
Dropped by
MD5 4d859cea6d19e83e2839654455263616
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/21667/
  
Dropped by
SHA256 e98968f1589b8053634f973297a144deb8772c01acf510be339ef041b66f085d

Comments