Analysis
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max time kernel
119s -
max time network
154s -
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
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe
Resource
win10v2004-20220812-en
General
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Target
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe
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Size
619KB
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MD5
02d31b47cd3b10b80472c52fd9fd24c1
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SHA1
9aa44e8335404c28ef1e155e5e08263dc864fc70
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SHA256
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da
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SHA512
ec96ca44ea32c4a606c874b713c07769700455132ed97c0a92ab6ef84b27b7a018df7b19ebd021c6b975797fa8eac5c98c0e02bae93d4c492c42c516801d9997
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SSDEEP
12288:NqTSrqmGP2dDvxM2j+9zLllMOSM3LIre1LJl8L/6gW11TVIwMZh:NqTSrK25x/+Jw5M3LIre1tl8L/da
Malware Config
Signatures
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NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2000-60-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2000-62-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2000-61-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2000-63-0x000000000047EA8E-mapping.dmp MailPassView behavioral1/memory/2000-65-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2000-67-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1192-72-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1192-73-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1192-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1192-78-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1192-83-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2000-60-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2000-62-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2000-61-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2000-63-0x000000000047EA8E-mapping.dmp WebBrowserPassView behavioral1/memory/2000-65-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2000-67-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/920-79-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/920-80-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/920-84-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/920-85-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/920-87-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
Processes:
resource yara_rule behavioral1/memory/2000-60-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2000-62-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2000-61-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2000-63-0x000000000047EA8E-mapping.dmp Nirsoft behavioral1/memory/2000-65-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2000-67-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1192-72-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1192-73-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1192-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1192-78-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/920-79-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/920-80-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/920-84-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1192-83-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/920-85-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/920-87-0x0000000000400000-0x0000000000458000-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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.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:
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exedescription pid process target process PID 1920 set thread context of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 2000 set thread context of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 set thread context of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exedescription pid process Token: SeDebugPrivilege 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exedescription pid process target process PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 1920 wrote to memory of 2000 1920 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 1192 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe PID 2000 wrote to memory of 920 2000 67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe"C:\Users\Admin\AppData\Local\Temp\67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Users\Admin\AppData\Local\Temp\67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe"C:\Users\Admin\AppData\Local\Temp\67edd4b23eaeea7d7dfd4c3bfa722d939a0e54f01ff0f3945b450617420025da.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2000 -
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:1192 -
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:920
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/920-80-0x0000000000442628-mapping.dmp
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memory/920-84-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/920-87-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/920-79-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/920-85-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1192-83-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1192-73-0x0000000000411654-mapping.dmp
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memory/1192-78-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1192-76-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1192-72-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1920-54-0x0000000076121000-0x0000000076123000-memory.dmpFilesize
8KB
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memory/1920-56-0x00000000748B0000-0x0000000074E5B000-memory.dmpFilesize
5.7MB
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memory/1920-55-0x00000000748B0000-0x0000000074E5B000-memory.dmpFilesize
5.7MB
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memory/1920-69-0x00000000748B0000-0x0000000074E5B000-memory.dmpFilesize
5.7MB
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memory/2000-62-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-71-0x00000000748B0000-0x0000000074E5B000-memory.dmpFilesize
5.7MB
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memory/2000-77-0x0000000000695000-0x00000000006A6000-memory.dmpFilesize
68KB
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memory/2000-70-0x00000000748B0000-0x0000000074E5B000-memory.dmpFilesize
5.7MB
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memory/2000-67-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-65-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-63-0x000000000047EA8E-mapping.dmp
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memory/2000-61-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-60-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-58-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-57-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/2000-88-0x0000000000695000-0x00000000006A6000-memory.dmpFilesize
68KB