Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/10/2024, 01:07
Static task
static1
Behavioral task
behavioral1
Sample
325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe
Resource
win10v2004-20241007-en
General
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Target
325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe
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Size
812KB
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MD5
6142aad778dc57ae2ecfe036c2d11c4e
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SHA1
73d3b45ab4812f445b6cf1c58ea7b7fdf47295a8
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SHA256
325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67
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SHA512
5f4fd5212843e106ce21bebcc0776bb8647cd83de9a07e9b50ac6bbec72947b5eb288ba12a19685e9c238bc69ee4b8133fd05e7cf5797b40db2fb0269480ec3b
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SSDEEP
12288:mB3yuZG8+De1kIse8LRWjrZCollIoNE8kzZu3vvK541rs:mB3yuZGVteKRyjl6ik1Cvvy41rs
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.aminhacorretora.com.br - Port:
21 - Username:
[email protected] - Password:
_yA=,M5*J?KH
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1280 set thread context of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe Token: SeDebugPrivilege 4112 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 PID 1280 wrote to memory of 4112 1280 325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe"C:\Users\Admin\AppData\Local\Temp\325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4112
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