Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-10-2024 05:51
Static task
static1
Behavioral task
behavioral1
Sample
38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe
Resource
win7-20240903-en
General
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Target
38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe
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Size
920KB
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MD5
78eff09f295aa4b3aaf36af5245efe94
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SHA1
dea545e8b85f2c1201f7aa3a54f643826ca8a6ed
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SHA256
38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106
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SHA512
a8b49247156aa7004206f24211054f7f37c73df06e8a85ecf843e9c44cc99a5cf29886e85ba03d89a87a1d3968322c25cdef7877ae6c5efcfa946910204ce67f
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SSDEEP
12288:T3TEG/N9AKPGu+MAyn6+6Slh5/2qVe2lR8XaZW4IaBAP7r9r/+ppppppppppppp7:8AnAPRo6+pPOnoR8X2W4JBA1q
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
manlikeyou88 - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2388 powershell.exe 2716 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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1748 set thread context of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.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 5 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 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.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 2768 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2648 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 2648 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 2716 powershell.exe 2388 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2648 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe Token: SeDebugPrivilege 2716 powershell.exe Token: SeDebugPrivilege 2388 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1748 wrote to memory of 2388 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 30 PID 1748 wrote to memory of 2388 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 30 PID 1748 wrote to memory of 2388 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 30 PID 1748 wrote to memory of 2388 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 30 PID 1748 wrote to memory of 2716 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 32 PID 1748 wrote to memory of 2716 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 32 PID 1748 wrote to memory of 2716 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 32 PID 1748 wrote to memory of 2716 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 32 PID 1748 wrote to memory of 2768 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 34 PID 1748 wrote to memory of 2768 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 34 PID 1748 wrote to memory of 2768 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 34 PID 1748 wrote to memory of 2768 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 34 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36 PID 1748 wrote to memory of 2648 1748 38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe"C:\Users\Admin\AppData\Local\Temp\38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1748 -
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\38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2388
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zriEHRxkd.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2716
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zriEHRxkd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBD47.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2768
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C:\Users\Admin\AppData\Local\Temp\38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe"C:\Users\Admin\AppData\Local\Temp\38f275624c634801c164c2c8f3294cbeea49b47e8e8d83bda53a0bc8aa7f7106.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2648
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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
MD534d28f9e2307d5b7ed14223027a5aacb
SHA17f7b6e290b4a1eaec9abc877e346c8b7248abaa2
SHA256d353726021feaf5a6076547d3339c2c8afdab8a98e8caaa44a3b686ade6b9cbf
SHA512ed40f509600a7e546123c0a630447ecb7052b2bd997892528d488a55f708bb63e838ef9845c0c1cddd39f726dccc7d150eef1fb09b191769d83cd9b4b12a4a61
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD52d052bd5e9b56e283c56a2980aaf8182
SHA1677f2e291404c2d567c9f112d6176975b209883d
SHA2569b7891e3d826afc4c4fd430af96bbc1bf124eacddb4107c7b221e9b4f9ef757e
SHA5123f52d306f9f87a8938fcabbc313d7c2218b7c983c748724ea93598db3282ebee5dd297526cd37e3faf0e7c58dd2e7d1002775c635348a2ff7745c83c877a69cb