Analysis
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max time kernel
128s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
25-06-2022 06:09
Static task
static1
Behavioral task
behavioral1
Sample
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe
Resource
win7-20220414-en
General
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Target
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe
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Size
713KB
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MD5
4d94576cdf1c060b6147d88bc438ec64
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SHA1
b09269028fa0b095afbedbc87a44768b5a29a6d7
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SHA256
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485
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SHA512
4157976180155c7f3341c226f2fbc6730243263180aa059aa8cd0604377f068e44bd7f1005ea5e99c4ea07e76612db83adaca6f5f012bef396e87386c41dc5a5
Malware Config
Extracted
Protocol: smtp- Host:
smtp.zoho.com - Port:
587 - Username:
aminadmoneyman@zoho.com - Password:
nwachukwu12345
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4468-141-0x0000000006B60000-0x0000000006BF6000-memory.dmp MailPassView behavioral2/memory/3836-147-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/3836-148-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3836-150-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3836-151-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4468-141-0x0000000006B60000-0x0000000006BF6000-memory.dmp WebBrowserPassView behavioral2/memory/740-152-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/740-153-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/740-155-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/740-156-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/740-158-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
Processes:
resource yara_rule behavioral2/memory/4468-141-0x0000000006B60000-0x0000000006BF6000-memory.dmp Nirsoft behavioral2/memory/3836-147-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/3836-148-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3836-150-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3836-151-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/740-152-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/740-153-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/740-155-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/740-156-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/740-158-0x0000000000400000-0x0000000000458000-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-1-5-21-1081944012-3634099177-1681222835-1000\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 45 whatismyipaddress.com 47 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exedescription pid process target process PID 4828 set thread context of 4468 4828 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe PID 4468 set thread context of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 set thread context of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
vbc.exe3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exepid process 740 vbc.exe 740 vbc.exe 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exedescription pid process Token: SeDebugPrivilege 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exepid process 4828 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exedescription pid process target process PID 4828 wrote to memory of 4468 4828 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe PID 4828 wrote to memory of 4468 4828 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe PID 4828 wrote to memory of 4468 4828 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 3836 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe PID 4468 wrote to memory of 740 4468 3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe"C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exeC:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- 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
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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/740-158-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/740-156-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/740-155-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/740-153-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/740-152-0x0000000000000000-mapping.dmp
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memory/3836-148-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3836-151-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3836-150-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3836-147-0x0000000000000000-mapping.dmp
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memory/4468-140-0x0000000077930000-0x0000000077AD3000-memory.dmpFilesize
1.6MB
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memory/4468-146-0x0000000074FA0000-0x0000000075551000-memory.dmpFilesize
5.7MB
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memory/4468-145-0x0000000077930000-0x0000000077AD3000-memory.dmpFilesize
1.6MB
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memory/4468-144-0x0000000074FA0000-0x0000000075551000-memory.dmpFilesize
5.7MB
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memory/4468-141-0x0000000006B60000-0x0000000006BF6000-memory.dmpFilesize
600KB
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memory/4468-137-0x0000000000400000-0x000000000047B000-memory.dmpFilesize
492KB
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memory/4468-133-0x0000000000000000-mapping.dmp
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memory/4828-132-0x0000000002290000-0x0000000002296000-memory.dmpFilesize
24KB
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memory/4828-134-0x0000000077930000-0x0000000077AD3000-memory.dmpFilesize
1.6MB