Analysis
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max time kernel
102s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-10-2024 09:28
Static task
static1
Behavioral task
behavioral1
Sample
8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe
Resource
win10v2004-20241007-en
General
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Target
8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe
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Size
1.2MB
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MD5
755c7b744eba7b0739569731624143b0
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SHA1
4359f25f8850f9c2ae4a72354d7fc755423f19e4
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SHA256
8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7
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SHA512
f88d0b934c9d940f04012830b366fa8b5dad150504458565f62e321e7fd9ee9ce9e4ad7c38591231b853133dca51c53df679d8be2471927d630ec0dacbdaf389
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SSDEEP
24576:HhntGx9yVf41ob4s6ABttGZOATIZXTnR1rAq:ptGZ1oEEbG8xXjrAq
Malware Config
Extracted
Protocol: smtp- Host:
smtp.zoho.com - Port:
587 - Username:
[email protected] - Password:
Diego1986
Signatures
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Detected Nirsoft tools 9 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/684-37-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/684-39-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/684-38-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/4148-49-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4148-50-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4148-52-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3704-54-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3704-55-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3704-62-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 6 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/684-37-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/684-39-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/684-38-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/4148-49-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4148-50-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4148-52-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/684-37-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/684-39-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/684-38-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/3704-54-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3704-55-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3704-62-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe -
Executes dropped EXE 2 IoCs
pid Process 3124 magert.exe 684 magert.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Music\\magert.exe" 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.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 46 whatismyipaddress.com 48 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3124 set thread context of 684 3124 magert.exe 103 PID 684 set thread context of 4148 684 magert.exe 107 PID 684 set thread context of 3704 684 magert.exe 109 -
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 vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language magert.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language magert.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 3124 magert.exe 3124 magert.exe 3124 magert.exe 3124 magert.exe 3124 magert.exe 3124 magert.exe 3704 vbc.exe 3704 vbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe Token: SeDebugPrivilege 3124 magert.exe Token: SeDebugPrivilege 684 magert.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 684 magert.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 3644 wrote to memory of 3124 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 97 PID 3644 wrote to memory of 3124 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 97 PID 3644 wrote to memory of 3124 3644 8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe 97 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 3124 wrote to memory of 684 3124 magert.exe 103 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 4148 684 magert.exe 107 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109 PID 684 wrote to memory of 3704 684 magert.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe"C:\Users\Admin\AppData\Local\Temp\8359450196f8d07fce59891c1db86fd99c2368c84d9c70bab588bcad506f1fd7N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Users\Admin\Music\magert.exe"C:\Users\Admin\Music\magert.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3124 -
C:\Users\Admin\Music\magert.exe"C:\Users\Admin\Music\magert.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"4⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:4148
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
526B
MD50b25f9f358a722369479cecdb0bfdfd4
SHA10e5e586dc2387f8492dc7bb8b9ba17cce90ba6fb
SHA25697e51099c3c8b24d92ae0f8c0241b3477e52127f0da5f89175c56abc202196c7
SHA5125f91fcd8822aa8e74566dc4b89af55e9f539aab19dc11cb450c13baa846e494b9f27954cce8626c867177b43e76be03a631c58e29be41b7bdad61576f5b8378b
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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Filesize
1.2MB
MD544386ec7b3081acaf38ecaf72089a945
SHA1b121ca1cca5621014cd240c5201f97b96a20b995
SHA256f1ccd511c9630aa1ad0440b203d01b3fe24f09dd155add06a1e81b8186f6e270
SHA512f3c0c39360e2feaeaa87f0dc57c607be67d8fd68b6da2d77806ca931f57cb6f201dcf5fa4ad248bb793ce9b86d0a37d1224a231c2bf0b68c3471fab74d8793c2