Analysis
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max time kernel
91s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 02:57
Static task
static1
Behavioral task
behavioral1
Sample
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe
Resource
win7-20221111-en
General
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Target
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe
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Size
593KB
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MD5
4cf79b335d5da882bbe49d6052394710
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SHA1
a21d8ca9ae628262d138be9097b1d7c3bda2761c
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SHA256
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7
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SHA512
9bb9a2fcdce352eea162a44e584b538470eea4f9d9d538e5ecd27399bf34cbf5ee74010f12b6febbaeb998c0d4bbd00c54403fbba2870fc7b748afebc40529b6
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SSDEEP
12288:WZ1/zEoY0jr/IYBliQ3wbBTXkiloCTvQ46SY3j9fSfYpAT2c:CE0Bd3wbBTyCTvP6p3sYuT
Malware Config
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4288-135-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/2864-138-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/2864-139-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2864-141-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2864-142-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4288-135-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/960-145-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/960-144-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/960-147-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/960-148-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/960-150-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
Processes:
resource yara_rule behavioral2/memory/4288-135-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/2864-138-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2864-139-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2864-141-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2864-142-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/960-145-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/960-144-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/960-147-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/960-148-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/960-150-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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.
Processes:
flow ioc 34 whatismyipaddress.com 32 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exedescription pid process target process PID 3404 set thread context of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 4288 set thread context of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 set thread context of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 960 vbc.exe 960 vbc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exedescription pid process Token: SeDebugPrivilege 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe Token: SeDebugPrivilege 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exepid process 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exedescription pid process target process PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 3404 wrote to memory of 4288 3404 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 2864 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe PID 4288 wrote to memory of 960 4288 350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe"C:\Users\Admin\AppData\Local\Temp\350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe"C:\Users\Admin\AppData\Local\Temp\350465c0343cd7f0b80b01026ecdfe2c92c2fa011f60e0e2e52e1eeabbf001c7.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
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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"3⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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memory/960-145-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/960-150-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/960-148-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/960-147-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/960-144-0x0000000000000000-mapping.dmp
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memory/2864-141-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2864-139-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2864-142-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2864-138-0x0000000000000000-mapping.dmp
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memory/3404-132-0x0000000074F10000-0x00000000754C1000-memory.dmpFilesize
5.7MB
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memory/3404-136-0x0000000074F10000-0x00000000754C1000-memory.dmpFilesize
5.7MB
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memory/3404-133-0x0000000074F10000-0x00000000754C1000-memory.dmpFilesize
5.7MB
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memory/4288-143-0x0000000074F10000-0x00000000754C1000-memory.dmpFilesize
5.7MB
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memory/4288-137-0x0000000074F10000-0x00000000754C1000-memory.dmpFilesize
5.7MB
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memory/4288-135-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/4288-134-0x0000000000000000-mapping.dmp