Analysis
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max time kernel
130s -
max time network
104s -
platform
windows7_x64 -
resource
win7-20220718-en -
resource tags
arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system -
submitted
31-07-2022 08:52
Static task
static1
Behavioral task
behavioral1
Sample
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe
Resource
win10v2004-20220722-en
General
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Target
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe
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Size
774KB
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MD5
68a41808ee9c962f1b2ddd6c66bd86f5
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SHA1
1f18c2a5bc5f1be2b2857f6b3943a8d3cfb1a28d
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SHA256
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8
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SHA512
c04719c25a8f4882ea951ea96af4715e041ebda783a5a833717614a3f3865c51202dda786cb87f7b84d4f834ae6c1ef4619ced72d4c16c5e60d8c51d5c747acd
Malware Config
Signatures
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NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/808-60-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/808-61-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/808-62-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/808-65-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/808-63-0x000000000047EA7E-mapping.dmp MailPassView behavioral1/memory/808-67-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/592-71-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/592-72-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/592-75-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/592-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/592-84-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/808-60-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/808-61-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/808-62-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/808-65-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/808-63-0x000000000047EA7E-mapping.dmp WebBrowserPassView behavioral1/memory/808-67-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1368-78-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1368-79-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1368-82-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1368-83-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1368-86-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
Processes:
resource yara_rule behavioral1/memory/808-60-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/808-61-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/808-62-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/808-65-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/808-63-0x000000000047EA7E-mapping.dmp Nirsoft behavioral1/memory/808-67-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/592-71-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/592-72-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/592-75-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/592-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1368-78-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1368-79-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1368-82-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1368-83-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/592-84-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1368-86-0x0000000000400000-0x0000000000458000-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-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.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 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exedescription pid process target process PID 1912 set thread context of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 808 set thread context of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 set thread context of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exepid process 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exedescription pid process Token: SeDebugPrivilege 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe Token: SeDebugPrivilege 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exepid process 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exedescription pid process target process PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 1912 wrote to memory of 808 1912 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 592 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe PID 808 wrote to memory of 1368 808 8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe"C:\Users\Admin\AppData\Local\Temp\8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe"C:\Users\Admin\AppData\Local\Temp\8c746fba62e2b97d13c9b437eaa82510d0df7141615a6319f0409b4955494ba8.exe"2⤵
- Adds Run key to start application
- 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/592-71-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/592-84-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/592-76-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/592-75-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/592-72-0x0000000000411654-mapping.dmp
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memory/808-70-0x00000000741A0000-0x000000007474B000-memory.dmpFilesize
5.7MB
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memory/808-57-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-65-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-63-0x000000000047EA7E-mapping.dmp
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memory/808-67-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-62-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-77-0x00000000741A0000-0x000000007474B000-memory.dmpFilesize
5.7MB
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memory/808-61-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-58-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/808-60-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1368-79-0x0000000000442628-mapping.dmp
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memory/1368-78-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1368-82-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1368-83-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1368-86-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1912-54-0x0000000074F01000-0x0000000074F03000-memory.dmpFilesize
8KB
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memory/1912-69-0x00000000741A0000-0x000000007474B000-memory.dmpFilesize
5.7MB
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memory/1912-56-0x00000000741A0000-0x000000007474B000-memory.dmpFilesize
5.7MB
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memory/1912-55-0x00000000741A0000-0x000000007474B000-memory.dmpFilesize
5.7MB