Analysis
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max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
01-08-2022 15:57
Static task
static1
Behavioral task
behavioral1
Sample
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe
Resource
win10v2004-20220721-en
General
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Target
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe
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Size
821KB
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MD5
7a7d4707e5f19d9a3199f735476bc01a
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SHA1
6fc359ecf7335b36012332afe1b57a197902419d
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SHA256
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828
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SHA512
e4e1c8a0ae313346c59791e85658b6d4e314e76d143b3f356bd5235dad5da23e776f5c891594211c12ba3ba56bc1c32a01a6e91617f7be8ee8f2ff13eb053984
Malware Config
Signatures
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NirSoft MailPassView 7 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/108-66-0x0000000006680000-0x0000000006716000-memory.dmp MailPassView behavioral1/memory/108-69-0x0000000077C40000-0x0000000077DC0000-memory.dmp MailPassView behavioral1/memory/860-72-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/860-73-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/860-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/860-78-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/860-80-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/108-66-0x0000000006680000-0x0000000006716000-memory.dmp WebBrowserPassView behavioral1/memory/108-69-0x0000000077C40000-0x0000000077DC0000-memory.dmp WebBrowserPassView behavioral1/memory/1496-81-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1496-82-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1496-85-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1496-87-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 11 IoCs
Processes:
resource yara_rule behavioral1/memory/108-66-0x0000000006680000-0x0000000006716000-memory.dmp Nirsoft behavioral1/memory/108-69-0x0000000077C40000-0x0000000077DC0000-memory.dmp Nirsoft behavioral1/memory/860-72-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/860-73-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/860-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/860-78-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/860-80-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1496-81-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1496-82-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1496-85-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1496-87-0x0000000000400000-0x0000000000458000-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-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.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 4 whatismyipaddress.com 6 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exedescription pid process target process PID 2008 set thread context of 108 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe PID 108 set thread context of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 set thread context of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exepid process 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exedescription pid process Token: SeDebugPrivilege 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exepid process 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exepid process 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exedescription pid process target process PID 2008 wrote to memory of 108 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe PID 2008 wrote to memory of 108 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe PID 2008 wrote to memory of 108 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe PID 2008 wrote to memory of 108 2008 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 860 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe PID 108 wrote to memory of 1496 108 5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe"C:\Users\Admin\AppData\Local\Temp\5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exeC:\Users\Admin\AppData\Local\Temp\5c00f9528d06ab9f9d4ca56d32c71a16b1c7b190203a079203afc56528508828.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of UnmapMainImage
- 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/108-77-0x0000000006A85000-0x0000000006A96000-memory.dmpFilesize
68KB
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memory/108-88-0x0000000006A85000-0x0000000006A96000-memory.dmpFilesize
68KB
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memory/108-58-0x00000000004AF054-mapping.dmp
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memory/108-63-0x0000000000400000-0x000000000047B000-memory.dmpFilesize
492KB
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memory/108-66-0x0000000006680000-0x0000000006716000-memory.dmpFilesize
600KB
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memory/108-69-0x0000000077C40000-0x0000000077DC0000-memory.dmpFilesize
1.5MB
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memory/108-70-0x0000000077C40000-0x0000000077DC0000-memory.dmpFilesize
1.5MB
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memory/108-71-0x0000000074E00000-0x00000000753AB000-memory.dmpFilesize
5.7MB
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memory/108-79-0x0000000074E00000-0x00000000753AB000-memory.dmpFilesize
5.7MB
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memory/860-73-0x0000000000411654-mapping.dmp
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memory/860-76-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/860-78-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/860-72-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/860-80-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1496-81-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1496-82-0x0000000000442628-mapping.dmp
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memory/1496-85-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1496-87-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2008-56-0x00000000004D0000-0x00000000004D8000-memory.dmpFilesize
32KB
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memory/2008-59-0x0000000077C40000-0x0000000077DC0000-memory.dmpFilesize
1.5MB
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memory/2008-57-0x0000000075791000-0x0000000075793000-memory.dmpFilesize
8KB