MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44d65b93eceec4fd2bff72984dc09943233e36583ec80198cc00bf46d90c64ee. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44d65b93eceec4fd2bff72984dc09943233e36583ec80198cc00bf46d90c64ee
SHA3-384 hash: ed355d8f4bc0031cb3b557c852426a4efb7dba7787080fe26c075081c7cde08008da94293b17e7acb8ff4c37862dd3ef
SHA1 hash: c4dac747ec8ff30289dcc2738405de8342046d4a
MD5 hash: 7b85df8eba93a685fc8a12ae7952f225
humanhash: idaho-jersey-burger-jig
File name:PO 345678..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:496'640 bytes
First seen:2020-07-22 09:25:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'453 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:MZF/MVfXxPUm2iNSBhzMvbvP4pMd1OOtHtc18rGzvxNN:MuXxcm1ohzarFtHSJl
Threatray 10'713 similar samples on MalwareBazaar
TLSH 5DB4E000F7B807EAEB6947BAD0615550A775A90E67EBE70D1B85F0EC0832B815323F67
Reporter abuse_ch
Tags:AgentTesla Endurance exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: 142-4-22-49.unifiedlayer.com
Sending IP: 142.4.22.49
From: jagdishthaware@confidencegroup.co
Subject: PO 345678.
Attachment: PO 345678.zip (contains "PO 345678..exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/31022/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/44d65b93eceec4fd2bff72984dc09943233e36583ec80198cc00bf46d90c64ee/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-22 09:27:06 UTC
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=itlfxe7m53cp2k77okme3qezimrt4nsyh3eadggmac7unwimmtxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'703 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/200722-6gydwwzy4n/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/44d65b93eceec4fd2bff72984dc09943233e36583ec80198cc00bf46d90c64ee

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 91c7ba142c45a2ce4c755fa160b1c7384817874d469ea63581405370c82f96e7

AgentTesla

Executable exe 44d65b93eceec4fd2bff72984dc09943233e36583ec80198cc00bf46d90c64ee

(this sample)

  
Dropped by
MD5 38b678b6e562f7b2360d9591f532e983
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/31022/
  
Dropped by
SHA256 91c7ba142c45a2ce4c755fa160b1c7384817874d469ea63581405370c82f96e7

Comments