Analysis
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max time kernel
117s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16/10/2024, 01:32
Static task
static1
Behavioral task
behavioral1
Sample
3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe
Resource
win10v2004-20241007-en
General
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Target
3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe
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Size
639KB
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MD5
d91288a26f3bba21b1b1a0370ad76e53
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SHA1
4732007644e147cd49b9f04256be558859be3fba
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SHA256
3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a
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SHA512
fe5e95d982e5b73c29010e97652b6bcc435b90a73659099519ab1d112354416ca9d32bded3ddc475bbb002ecd4e31372bb2388d224e71efe889ca7a599e62f89
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SSDEEP
12288:Pcir1S2IoOAc6/5rZGmy4c/uZno/+gwbFYgcPGcJUOO7aSMf5AzKcWBBcKN2O0CK:6/u9o2LFYZnO5qnbkKKk0
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5834796283:AAGrwY-Kkn2VgcNc7OCI3d_ssicyDA9JZcg/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2808 powershell.exe -
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 3 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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2824 set thread context of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2808 powershell.exe 2584 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 2584 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2584 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe Token: SeDebugPrivilege 2808 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2584 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2824 wrote to memory of 2808 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 30 PID 2824 wrote to memory of 2808 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 30 PID 2824 wrote to memory of 2808 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 30 PID 2824 wrote to memory of 2808 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 30 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 PID 2824 wrote to memory of 2584 2824 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe 31 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe"C:\Users\Admin\AppData\Local\Temp\3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2808
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C:\Users\Admin\AppData\Local\Temp\3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe"C:\Users\Admin\AppData\Local\Temp\3b233c5cc8b85a8020975ed736b93644fdae180f1d6f5190d91a3512e813ba8a.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2584
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
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