Analysis
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max time kernel
100s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2023 09:40
Behavioral task
behavioral1
Sample
download.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
download.exe
Resource
win10v2004-20230220-en
General
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Target
download.exe
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Size
163KB
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MD5
dc6e37fd36946a6681955aa9a462a009
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SHA1
07aa2d9a8b8cbfad6f88289bf49e38d420354af0
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SHA256
8c08ef05c00b42193b35610c68da0730d8f881fc1ec474bc5dfdcf5d4252e440
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SHA512
a12708f69794153bf7c4d6e717537a65759dac7a2d0e98ad06c91bd5c2405753839b1524ce8998fcc9254ab167d3016d8ec546c9adadbd4880c9a1b35d7dee51
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SSDEEP
3072:Zjl/jgj0yAbLety1u4NjmZ//lETO8tfiBSgKO4d9RrB3sAgJm/Ekd:zlyAbLGotNjmN/OTO8eS53RrFZaor
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.sisoempresarialsas.com - Port:
21 - Username:
[email protected] - Password:
.!LV?]FKWxUy
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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
Processes:
download.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 download.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 download.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 download.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
download.exedescription pid process Token: SeDebugPrivilege 3260 download.exe -
outlook_office_path 1 IoCs
Processes:
download.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 download.exe -
outlook_win_path 1 IoCs
Processes:
download.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 download.exe