Analysis
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max time kernel
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max time network
126s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 11:18
Static task
static1
Behavioral task
behavioral1
Sample
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe
Resource
win7-20221111-en
General
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Target
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe
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Size
527KB
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MD5
3f8412ac8ba6a375e0d0ace70f79287f
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SHA1
dd9f90165ebcc7064b54471f99b28f54ef2bf63f
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SHA256
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe
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SHA512
837979a39ff40986ad62df7576280287fb893b4d7b2fa973ca7ac9a1bb977b051415545bcaffd4b04adad7d685760ca64c933b29e0cbd06f3aa38c580a10343c
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SSDEEP
12288:ln0aYpcqcJGXaGwCBMU2RpOVF9i4g9FkeM/4Ajv+cO:2ftcJQapKMUOCTiRbM/BO
Malware Config
Signatures
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NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1472-60-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/1472-62-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/1472-63-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/1472-64-0x0000000000480C5E-mapping.dmp MailPassView behavioral1/memory/1472-66-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/1472-68-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral1/memory/1496-73-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1496-74-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1496-77-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1496-78-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1496-87-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1472-60-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/1472-62-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/1472-63-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/1472-64-0x0000000000480C5E-mapping.dmp WebBrowserPassView behavioral1/memory/1472-66-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/1472-68-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral1/memory/1868-79-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1868-80-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1868-83-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1868-84-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1868-86-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
Processes:
resource yara_rule behavioral1/memory/1472-60-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/1472-62-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/1472-63-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/1472-64-0x0000000000480C5E-mapping.dmp Nirsoft behavioral1/memory/1472-66-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/1472-68-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral1/memory/1496-73-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1496-74-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1496-77-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1496-78-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1868-79-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1868-80-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1868-83-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1868-84-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1868-86-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1496-87-0x0000000000400000-0x000000000041B000-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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exeef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exedescription pid process target process PID 1956 set thread context of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1472 set thread context of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 set thread context of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exeef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exepid process 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exeef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exedescription pid process Token: SeDebugPrivilege 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe Token: SeDebugPrivilege 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exepid process 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exeef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exedescription pid process target process PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1956 wrote to memory of 1472 1956 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1496 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe PID 1472 wrote to memory of 1868 1472 ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe"C:\Users\Admin\AppData\Local\Temp\ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Users\Admin\AppData\Local\Temp\ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe"C:\Users\Admin\AppData\Local\Temp\ef7df38dfb4985c8dd02b32df3715db795d8674ef13b18daff6e165086a7fcbe.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1472 -
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
PID:1496
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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⤵PID:1868
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84