Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22/11/2024, 04:41
Static task
static1
Behavioral task
behavioral1
Sample
d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe
Resource
win10v2004-20241007-en
General
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Target
d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe
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Size
835KB
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MD5
3532d8ab3600b59b2ddbec97094ef831
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SHA1
3da6ac379af8fef17b6108f6610af07edee30163
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SHA256
d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e
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SHA512
10e9036a685104bc702a617eb83b89c25273a43362446fbedef7dee44615be832e593475eb4b14b962b2d673766f3339f051d11683619d759f4cd0137f150225
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SSDEEP
12288:g7/9WflU/9dlqGzq1ejQrMR6DaoLLeM1+kFqMKj5/A:8ylUdqGW1iCM+S9kQ9/
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.modelinfra.com - Port:
587 - Username:
[email protected] - Password:
TAXmic#@!96^&*2 - 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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Agenttesla family
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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 2760 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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2816 set thread context of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 -
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 4 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 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2092 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 2760 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe Token: SeDebugPrivilege 2704 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe Token: SeDebugPrivilege 2760 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2816 wrote to memory of 2760 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 31 PID 2816 wrote to memory of 2760 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 31 PID 2816 wrote to memory of 2760 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 31 PID 2816 wrote to memory of 2760 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 31 PID 2816 wrote to memory of 2092 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 33 PID 2816 wrote to memory of 2092 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 33 PID 2816 wrote to memory of 2092 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 33 PID 2816 wrote to memory of 2092 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 33 PID 2816 wrote to memory of 2676 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 35 PID 2816 wrote to memory of 2676 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 35 PID 2816 wrote to memory of 2676 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 35 PID 2816 wrote to memory of 2676 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 35 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 PID 2816 wrote to memory of 2704 2816 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe 36 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\baVCPoYOaSVn.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2760
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\baVCPoYOaSVn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9914.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2092
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C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"2⤵PID:2676
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C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"C:\Users\Admin\AppData\Local\Temp\d90c61a0a10d5e62fbf8223c15fd9b2e05a25426294b67113286e39848b5423e.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2704
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5833eefdfa9587e4d97588011e5df6b8d
SHA1baba7033f07b61e7643d809a8fe144f404056301
SHA25657b9472e209a3c39a58da34eba3cf51aae93f871b304d3da48cb6b828418f352
SHA5124a92eef09b3c42d0e50d973607dde7b6cebc9c4504fed4bb7ee94d34ae905cbb3503136fefc5df5224fb8a4460c5560088f801261a16d1e5b2e9157849821b11