Analysis Overview
SHA256
2e50eb85f6e271001e69c5733af95c34728893145766066c5ff8708dcc0e43b2
Threat Level: Known bad
The file 18c7c940bc6a4e778fbdf4a3e28151a8 was found to be: Known bad.
Malicious Activity Summary
Blackmatter family
BlackMatter Ransomware
Renames multiple (186) files with added filename extension
Suspicious use of NtSetInformationThreadHideFromDebugger
Sets desktop wallpaper using registry
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Uses Volume Shadow Copy service COM API
Opens file in notepad (likely ransom note)
Suspicious use of WriteProcessMemory
Modifies Control Panel
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Modifies system certificate store
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-30 12:38
Signatures
Blackmatter family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-30 12:38
Reported
2023-12-31 21:30
Platform
win10v2004-20231222-en
Max time kernel
1s
Max time network
149s
Command Line
Signatures
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe
"C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mojobiden.com | udp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.130.33.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 3.33.130.190:80 | mojobiden.com | tcp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | nowautomation.com | udp |
| DE | 3.64.163.50:443 | nowautomation.com | tcp |
| DE | 3.64.163.50:80 | nowautomation.com | tcp |
| US | 8.8.8.8:53 | 50.163.64.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 40.13.222.173.in-addr.arpa | udp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| DE | 3.64.163.50:443 | nowautomation.com | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
Files
memory/2628-1-0x0000000002A60000-0x0000000002A70000-memory.dmp
memory/2628-0-0x0000000002A60000-0x0000000002A70000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-30 12:38
Reported
2023-12-31 21:31
Platform
win7-20231215-en
Max time kernel
124s
Max time network
123s
Command Line
Signatures
BlackMatter Ransomware
Renames multiple (186) files with added filename extension
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\BzOXaWmXM.bmp" | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\BzOXaWmXM.bmp" | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Enumerates physical storage devices
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\International | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f4225481e03947bc34db131e946b44c8dd50000 | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff | C:\Windows\splwow64.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_FolderType = "{FBB3477E-C9E4-4B3B-A2BA-D3F5D3CD46F9}" | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 | C:\Windows\splwow64.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg | C:\Windows\splwow64.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewID = "{82BA0782-5B7A-4569-B5D7-EC83085F08CC}" | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 | C:\Windows\splwow64.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 9e0000001a00eebbfe23000010007db10d7bd29c934a973346cc89022e7c00002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020002a0000000000efbe7e47b3fbe4c93b4ba2bad3f5d3cd46f98207ba827a5b6945b5d7ec83085f08cc20002a0000000000efbe000000200000000000000000000000000000000000000000000000000100000020000000 | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 | C:\Windows\splwow64.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\TV_TopViewVersion = "0" | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags | C:\Windows\splwow64.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU | C:\Windows\splwow64.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\splwow64.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\splwow64.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2528 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 2528 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 2528 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 2528 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe | C:\Windows\SysWOW64\NOTEPAD.EXE |
| PID 2136 wrote to memory of 1120 | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | C:\Windows\splwow64.exe |
| PID 2136 wrote to memory of 1120 | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | C:\Windows\splwow64.exe |
| PID 2136 wrote to memory of 1120 | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | C:\Windows\splwow64.exe |
| PID 2136 wrote to memory of 1120 | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | C:\Windows\splwow64.exe |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe
"C:\Users\Admin\AppData\Local\Temp\18c7c940bc6a4e778fbdf4a3e28151a8.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" /p C:\BzOXaWmXM.README.txt
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | mojobiden.com | udp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| US | 3.33.130.190:80 | mojobiden.com | tcp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| US | 8.8.8.8:53 | nowautomation.com | udp |
| DE | 3.64.163.50:443 | nowautomation.com | tcp |
| US | 8.8.8.8:53 | apps.identrust.com | udp |
| GB | 96.17.179.184:80 | apps.identrust.com | tcp |
| DE | 3.64.163.50:80 | nowautomation.com | tcp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| US | 3.33.130.190:443 | mojobiden.com | tcp |
| DE | 3.64.163.50:443 | nowautomation.com | tcp |
Files
memory/2528-0-0x0000000001DF0000-0x0000000001E30000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab9D4B.tmp
| MD5 | ac05d27423a85adc1622c714f2cb6184 |
| SHA1 | b0fe2b1abddb97837ea0195be70ab2ff14d43198 |
| SHA256 | c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d |
| SHA512 | 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d |
C:\Users\Admin\AppData\Local\Temp\Tar9DBB.tmp
| MD5 | 9c0c641c06238516f27941aa1166d427 |
| SHA1 | 64cd549fb8cf014fcd9312aa7a5b023847b6c977 |
| SHA256 | 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f |
| SHA512 | 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06 |
C:\BzOXaWmXM.README.txt
| MD5 | b7f54f12f8d46188c98172cf6c39f91e |
| SHA1 | 73f9572f52d54b2cffb8e4464f28453bc3d192b9 |
| SHA256 | dedefcd61e8ed1e5a7c8a9469aad4605042ce2eb69c2b20cf6e1ed9b8a14f56d |
| SHA512 | 2f0f138db798902990fb4c4cd4f05c66f656a7aef5aa186bad17a39683973c98da392b5207d9ba654a6e2774d920bbf2afea996513e91d159cb87961548374d5 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 15b79a501c5103ef0ac87b152e861041 |
| SHA1 | 9c647c8bed50e689e383ff630075db21d9b86167 |
| SHA256 | ddae6f9631d1c3b57be4297f193a121fa24ba39569776a7cfc3b9c97412b6a0f |
| SHA512 | 6797184ee6b1a4b6f39a94f8c6245e713d3e29ba6ac544b44c9cc803a7a573b67e0bf5f6c8d7e717c0ae929a7fe3fc7e835f5eeee6c4d6e41410793237d0a448 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | e28225d98a126a1c35706d6b91a484b5 |
| SHA1 | 197fb04537ff707b6be2d3ee427d058019d95d8d |
| SHA256 | e17a369c653c08f3e8f7273e5d9b12cba5cc54bae4f15b28d793a3e1cd0079f9 |
| SHA512 | ce78980d3a21d00c25c60b11aa8d68aa2bcfec873d6d52de6bff243dbd53d0464818ba3d7b5824eb31cce1f05bb547ddcc31b22e79d7daea1fce443022ffc868 |
memory/1120-559-0x00000000041C0000-0x00000000041C1000-memory.dmp
memory/1120-560-0x0000000004350000-0x0000000004360000-memory.dmp
memory/1120-561-0x00000000041C0000-0x00000000041C1000-memory.dmp