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Analysis
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max time kernel
142s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
04/09/2023, 06:45
Behavioral task
behavioral1
Sample
SEPT FILE.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
SEPT FILE.exe
Resource
win10v2004-20230831-en
General
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Target
SEPT FILE.exe
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Size
247KB
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MD5
52bb0ead79eb015b8914687bbd7b0823
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SHA1
a73cf6596915abc209331262bd2ca06b4a40b8af
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SHA256
8b00b5cba68174f72464c297e1eb1759fb8b4f4ff2c827fb93cf12fe04257e2e
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SHA512
d4c30d3bd3c8dfe535bb720de9bda8de3468be55da4a9c47d23ee0df50ce950304b716981e78aa33706dcaccc98afca1e9d9203ca93aef7666a515437c9bae80
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SSDEEP
1536:CYc+nHOsWsXaE8m1TOYhVYrS39Qz/CA+K8Jh6mZbVuC7i7YWyv8BRQZEfuf66P7i:xU3HhmROgeWQQsuf6/XSIPo7s2WXP3
Malware Config
Extracted
Protocol: smtp- Host:
mail.wecaresvc.com - Port:
587 - Username:
[email protected] - Password:
u9367gk8qc
Extracted
agenttesla
Protocol: smtp- Host:
mail.wecaresvc.com - Port:
587 - Username:
[email protected] - Password:
u9367gk8qc - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SEPT FILE.exe Key opened \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SEPT FILE.exe Key opened \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SEPT FILE.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pXgPYRv = "C:\\Users\\Admin\\AppData\\Roaming\\pXgPYRv\\pXgPYRv.exe" SEPT FILE.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 23 api.ipify.org 24 api.ipify.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 224 SEPT FILE.exe 224 SEPT FILE.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 224 SEPT FILE.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SEPT FILE.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4272677097-406801653-1594978504-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SEPT FILE.exe