Analysis
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max time kernel
147s -
max time network
144s -
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 17:01
Static task
static1
Behavioral task
behavioral1
Sample
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe
Resource
win10v2004-20220901-en
General
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Target
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe
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Size
619KB
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MD5
b77a4782a3f14851ce63dd8723650271
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SHA1
bf60d4097e691d023bd1f4aadc0e8412513e5f42
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SHA256
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953
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SHA512
d52c0831c8420d5efb77f315e98348dde48b225fa18888fde1a30736cefc38ee66ba4a69146bed7e29e3cdd4b8c2c9ff2e22ac239e63cda67816c21b195fdd4b
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SSDEEP
12288:5rl74D7XuRnvDTfoXFpn+S6XvsWX/AxUFT0pLEhgW11TVIwMZh:5ryunvDTfofgEWvAxUFQpLEia
Malware Config
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/5028-135-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/3868-139-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3868-138-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/3868-141-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3868-142-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/5028-135-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/2276-144-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/2276-145-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2276-147-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2276-148-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2276-150-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
Processes:
resource yara_rule behavioral2/memory/5028-135-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/3868-139-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3868-138-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/3868-141-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3868-142-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2276-144-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2276-145-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2276-147-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2276-148-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2276-150-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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 -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.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 12 whatismyipaddress.com 14 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exed0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exedescription pid process target process PID 3376 set thread context of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 5028 set thread context of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 set thread context of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 2276 vbc.exe 2276 vbc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exed0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exedescription pid process Token: SeDebugPrivilege 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe Token: SeDebugPrivilege 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exed0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exedescription pid process target process PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 3376 wrote to memory of 5028 3376 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 3868 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe PID 5028 wrote to memory of 2276 5028 d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe"C:\Users\Admin\AppData\Local\Temp\d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe"C:\Users\Admin\AppData\Local\Temp\d0953c37fb42a0841e004087610a49a417c836a87623e8f4c4b9a472c8b3a953.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- 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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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memory/2276-144-0x0000000000000000-mapping.dmp
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memory/2276-150-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2276-148-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2276-147-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2276-145-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/3376-136-0x0000000075300000-0x00000000758B1000-memory.dmpFilesize
5.7MB
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memory/3376-132-0x0000000075300000-0x00000000758B1000-memory.dmpFilesize
5.7MB
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memory/3376-133-0x0000000075300000-0x00000000758B1000-memory.dmpFilesize
5.7MB
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memory/3868-138-0x0000000000000000-mapping.dmp
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memory/3868-141-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3868-142-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3868-139-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/5028-143-0x0000000075300000-0x00000000758B1000-memory.dmpFilesize
5.7MB
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memory/5028-137-0x0000000075300000-0x00000000758B1000-memory.dmpFilesize
5.7MB
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memory/5028-135-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/5028-134-0x0000000000000000-mapping.dmp