Analysis
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max time kernel
299s -
max time network
290s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
16/05/2024, 22:40
Static task
static1
Behavioral task
behavioral1
Sample
119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe
Resource
win7-20240221-en
General
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Target
119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe
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Size
4.1MB
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MD5
40e0bb419e2a513ea5a313fa855a7fb1
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SHA1
9db36e0b0258609a7126e4cfade72eaa0bc55241
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SHA256
119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234
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SHA512
83ab0ea0067bc06bd5f4be539858f96ca4f37f7f30166bfc5f9ea71b0d886f048b8f22eb2302da7f5491a9103116aee393c96e1a739db7792185a65b6370caff
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SSDEEP
98304:XqpMRaJi3sEqIr6ilJJkay2XIp4ZT71i5GwG4N1PBcavz8a0:XqpMRJcE1nJkaVIp4ZT7zwBrzd0
Malware Config
Signatures
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Glupteba payload 31 IoCs
resource yara_rule behavioral2/memory/2908-2-0x0000000004CD0000-0x00000000055BB000-memory.dmp family_glupteba behavioral2/memory/2908-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2908-11-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/2908-303-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2908-301-0x0000000004CD0000-0x00000000055BB000-memory.dmp family_glupteba behavioral2/memory/2908-300-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/4176-308-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/4176-1017-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1731-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1740-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1747-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1749-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1751-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1753-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1755-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1757-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1759-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1761-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1763-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1767-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1769-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1771-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1773-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1775-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1777-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1779-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1781-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1783-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1785-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1787-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba behavioral2/memory/3084-1789-0x0000000000400000-0x0000000002B0C000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2480 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3084 csrss.exe 5104 injector.exe 4756 windefender.exe 4944 windefender.exe -
resource yara_rule behavioral2/files/0x000800000001ac18-1739.dat upx behavioral2/memory/4756-1741-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4944-1744-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4756-1746-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4944-1748-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4944-1752-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4944-1758-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe File created C:\Windows\rss\csrss.exe 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4076 sc.exe -
pid Process 4744 powershell.exe 656 powershell.exe 5084 powershell.exe 2624 powershell.exe 3928 powershell.exe 2612 powershell.exe 4128 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2796 schtasks.exe 628 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4128 powershell.exe 4128 powershell.exe 4128 powershell.exe 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4744 powershell.exe 4744 powershell.exe 4744 powershell.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 656 powershell.exe 656 powershell.exe 656 powershell.exe 5084 powershell.exe 5084 powershell.exe 5084 powershell.exe 2624 powershell.exe 2624 powershell.exe 2624 powershell.exe 3928 powershell.exe 3928 powershell.exe 3928 powershell.exe 2612 powershell.exe 2612 powershell.exe 2612 powershell.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 3084 csrss.exe 3084 csrss.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 3084 csrss.exe 3084 csrss.exe 5104 injector.exe 5104 injector.exe 3084 csrss.exe 3084 csrss.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe 5104 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4128 powershell.exe Token: SeDebugPrivilege 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Token: SeImpersonatePrivilege 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe Token: SeDebugPrivilege 4744 powershell.exe Token: SeDebugPrivilege 656 powershell.exe Token: SeDebugPrivilege 5084 powershell.exe Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 2612 powershell.exe Token: SeSystemEnvironmentPrivilege 3084 csrss.exe Token: SeSecurityPrivilege 4076 sc.exe Token: SeSecurityPrivilege 4076 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2908 wrote to memory of 4128 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 74 PID 2908 wrote to memory of 4128 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 74 PID 2908 wrote to memory of 4128 2908 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 74 PID 4176 wrote to memory of 4744 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 79 PID 4176 wrote to memory of 4744 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 79 PID 4176 wrote to memory of 4744 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 79 PID 4176 wrote to memory of 2564 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 81 PID 4176 wrote to memory of 2564 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 81 PID 2564 wrote to memory of 2480 2564 cmd.exe 83 PID 2564 wrote to memory of 2480 2564 cmd.exe 83 PID 4176 wrote to memory of 656 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 84 PID 4176 wrote to memory of 656 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 84 PID 4176 wrote to memory of 656 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 84 PID 4176 wrote to memory of 5084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 86 PID 4176 wrote to memory of 5084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 86 PID 4176 wrote to memory of 5084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 86 PID 4176 wrote to memory of 3084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 88 PID 4176 wrote to memory of 3084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 88 PID 4176 wrote to memory of 3084 4176 119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe 88 PID 3084 wrote to memory of 2624 3084 csrss.exe 89 PID 3084 wrote to memory of 2624 3084 csrss.exe 89 PID 3084 wrote to memory of 2624 3084 csrss.exe 89 PID 3084 wrote to memory of 3928 3084 csrss.exe 96 PID 3084 wrote to memory of 3928 3084 csrss.exe 96 PID 3084 wrote to memory of 3928 3084 csrss.exe 96 PID 3084 wrote to memory of 2612 3084 csrss.exe 98 PID 3084 wrote to memory of 2612 3084 csrss.exe 98 PID 3084 wrote to memory of 2612 3084 csrss.exe 98 PID 3084 wrote to memory of 5104 3084 csrss.exe 100 PID 3084 wrote to memory of 5104 3084 csrss.exe 100 PID 4756 wrote to memory of 3476 4756 windefender.exe 107 PID 4756 wrote to memory of 3476 4756 windefender.exe 107 PID 4756 wrote to memory of 3476 4756 windefender.exe 107 PID 3476 wrote to memory of 4076 3476 cmd.exe 108 PID 3476 wrote to memory of 4076 3476 cmd.exe 108 PID 3476 wrote to memory of 4076 3476 cmd.exe 108 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe"C:\Users\Admin\AppData\Local\Temp\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4128
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C:\Users\Admin\AppData\Local\Temp\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe"C:\Users\Admin\AppData\Local\Temp\119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234.exe"2⤵
- Windows security bypass
- Windows security modification
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4176 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4744
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C:\Windows\System32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:2480
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:656
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5084
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2624
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2796
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2244
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2612
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:5104
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:628
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4076
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4944
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5474be298b1118243bafbbe991708baf0
SHA1f60ba9eadf670ffc0e032bf866966a16b401293e
SHA25690330bb0e2cf3a0389851d662cdedb3cbec5e3cd898c0a627d5a240ef4b5a46c
SHA51274ccb96c3a31eec2b165b1d847c0cef57283307698d54b69e4395a6d18adcec7453f448dc91e79a4f2dcb3fef1ae89f199ac623f1789ec3958bed088a9c16d6b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD55b3e3111afcb92469c1d481e62c94b4a
SHA105325d28baa1a1a902f61f2fc2e897c0d6cb2fe9
SHA2569f29817660ff446f17a859bf471afc1b128aae5211e88bdbaed78cb596766b21
SHA512b3f1baa1ee09a527b044a83bc32807238fd00aef5dda9cf391951e8f5b0d78cfc664f6da36b766c1da3ba9de2919725116b2bb43aab5197d7455c470bf008e45
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD50f69d0cc58a5c91efe885c4420413722
SHA12c7781301850d41ff7de0b559125f3e53d4a90ff
SHA2563d752db571c80c526bb93f5e3c5c806bfc1b8161d76d655e21f91c421a1e0cd4
SHA512dd4ef40546d6f2c28b35ce4b90975a6328c90895fa8f8cff20cabe3eb04a4aca997fb00d84f9a58db182b1eadb34d0f823f0796a389a64ec9f6fc82ecef9420b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5b6b1fd65a3fbbe6e165c125454e2554e
SHA1f6a45cba6b6b51eceabe8451397f984deeaf1bf0
SHA256531ab680062e70ea04de148297d0c1604093341896f5e17a278f0bfc2cc537ac
SHA51230db5e55e1e31f38518db5a60f070cdb6cd5a3bfa501503bae71fe30ab9a19569bc60a76ee716ad517cd86fd06eac79244272c7f20e0b89dac1624381c578845
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD51644844f55f2bd07c3e3bd53d315b161
SHA194717e91c4e9e88629d168301b1a4d5f11a83bbb
SHA25675e9c4f3b8dbca5d96cf6db5092db59071edda4ad5f6dbd17fcd24376989bdfa
SHA512b68370ef0e6a5896bd6f681ded3f2ea5e5f889a631245e2aeee287820a094e96a9e4f9126ff5f3d5ce62fe95310ee38b2a78caa5b385b8486b2ed30ea3bfb960
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Filesize
4.1MB
MD540e0bb419e2a513ea5a313fa855a7fb1
SHA19db36e0b0258609a7126e4cfade72eaa0bc55241
SHA256119a409ea2f3794f031644a853f1ffa5646cba8cd7ef4caa1344dbe195569234
SHA51283ab0ea0067bc06bd5f4be539858f96ca4f37f7f30166bfc5f9ea71b0d886f048b8f22eb2302da7f5491a9103116aee393c96e1a739db7792185a65b6370caff
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec