Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22-11-2023 14:01
Behavioral task
behavioral1
Sample
orden de compra 211123_Arvilab srl.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
orden de compra 211123_Arvilab srl.exe
Resource
win10v2004-20231020-en
General
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Target
orden de compra 211123_Arvilab srl.exe
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Size
52KB
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MD5
8f1451919fb5f5da4ae9fb9e8422dfcf
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SHA1
1d7f3ae4c3a73a801fd1f74387248f5c63d9582c
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SHA256
bfcf7363ce0cf820c23913eacab873e1f9bc51b14611e2cac22f7a78529b18ee
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SHA512
9a772675a0fb7dfc561967d7a9f3d8d97d272607b0d743f8d4865059cc4e4bf2551075115bba459387e836c460482be714a78eeeec9df1fe74e256c3dac74e09
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SSDEEP
384:lebUqIH2VIGJfZf0iTbZ0yITJOHOfHgNN0G+37Zvj66QnzVcTaOidKjWPe9qbvW:w/p0IETJOHOfHgNNU766QYaOiz
Malware Config
Extracted
purecrypter
https://onedrive.live.com/download?resid=F6CFB1B6019B1562%21264&authkey=!AHGHtUCYkGXio4k&em=2
Extracted
agenttesla
Protocol: smtp- Host:
smtp.rapltorsupplies.com - Port:
587 - Username:
[email protected] - Password:
JG%xlMm6 - 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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PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 796 set thread context of 3340 796 orden de compra 211123_Arvilab srl.exe 97 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 796 orden de compra 211123_Arvilab srl.exe 796 orden de compra 211123_Arvilab srl.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 796 orden de compra 211123_Arvilab srl.exe Token: SeDebugPrivilege 3340 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 796 wrote to memory of 236 796 orden de compra 211123_Arvilab srl.exe 96 PID 796 wrote to memory of 236 796 orden de compra 211123_Arvilab srl.exe 96 PID 796 wrote to memory of 236 796 orden de compra 211123_Arvilab srl.exe 96 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 PID 796 wrote to memory of 3340 796 orden de compra 211123_Arvilab srl.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\orden de compra 211123_Arvilab srl.exe"C:\Users\Admin\AppData\Local\Temp\orden de compra 211123_Arvilab srl.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:796 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵PID:236
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3340
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