Analysis
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max time kernel
77s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 17:02
Static task
static1
Behavioral task
behavioral1
Sample
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
Resource
win7-20220812-en
General
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Target
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
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Size
664KB
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MD5
5919a7ccf6d76ed841dce48369da540a
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SHA1
4fc953413eb0783afe3bec31b1b24a3c4b422ef6
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SHA256
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f
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SHA512
0a982e5382fdfd05f9251a213d847f695583940cad2ecafc4b88e11f10d08a31f1000ac249fb5ea585cf426fa87fc3815f735faff297bc6987027dfce483a9cf
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SSDEEP
12288:kIwGukpCZ3yn7ltW0HJtKDL7p6TUCVftOtDcZ6evtlsEOFPNnoGH7:r70cW0HJtK7p6TtO9cZ6ebhcP
Malware Config
Extracted
Protocol: smtp- Host:
smtp.mail.ru - Port:
587 - Username:
[email protected] - Password:
steve12345
Signatures
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NirSoft MailPassView 12 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1120-60-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1120-61-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1120-63-0x000000000047EA6E-mapping.dmp MailPassView behavioral1/memory/1120-64-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1120-66-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1120-70-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1120-73-0x0000000000080000-0x0000000000104000-memory.dmp MailPassView behavioral1/memory/1988-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1988-77-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1988-80-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1988-82-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1988-83-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1120-60-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/1120-61-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/1120-63-0x000000000047EA6E-mapping.dmp WebBrowserPassView behavioral1/memory/1120-64-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/1120-66-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/1120-70-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/1120-73-0x0000000000080000-0x0000000000104000-memory.dmp WebBrowserPassView behavioral1/memory/988-84-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/988-85-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/988-88-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/988-89-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
Processes:
resource yara_rule behavioral1/memory/1120-60-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1120-61-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1120-63-0x000000000047EA6E-mapping.dmp Nirsoft behavioral1/memory/1120-64-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1120-66-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1120-70-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1120-73-0x0000000000080000-0x0000000000104000-memory.dmp Nirsoft behavioral1/memory/1988-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1988-77-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1988-80-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1988-82-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1988-83-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/988-84-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/988-85-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/988-88-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/988-89-0x0000000000400000-0x0000000000458000-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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 whatismyipaddress.com 3 whatismyipaddress.com 5 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exedescription pid process target process PID 1932 set thread context of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1120 set thread context of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 set thread context of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exedescription pid process Token: SeDebugPrivilege 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe Token: SeDebugPrivilege 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exepid process 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exedescription pid process target process PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1932 wrote to memory of 1120 1932 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 1988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe PID 1120 wrote to memory of 988 1120 7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.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⤵
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
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/988-84-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/988-91-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/988-89-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/988-88-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/988-85-0x0000000000442628-mapping.dmp
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memory/1120-73-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-75-0x00000000742D0000-0x000000007487B000-memory.dmpFilesize
5.7MB
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memory/1120-61-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-64-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-66-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-70-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-58-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-60-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1120-81-0x00000000742D0000-0x000000007487B000-memory.dmpFilesize
5.7MB
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memory/1120-63-0x000000000047EA6E-mapping.dmp
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memory/1120-57-0x0000000000080000-0x0000000000104000-memory.dmpFilesize
528KB
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memory/1932-56-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1932-55-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1932-54-0x0000000075981000-0x0000000075983000-memory.dmpFilesize
8KB
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memory/1932-65-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1988-77-0x0000000000411654-mapping.dmp
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memory/1988-83-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1988-82-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1988-80-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1988-76-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB