Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
08/10/2023, 11:19
Static task
static1
General
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Target
35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe
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Size
4.2MB
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MD5
d11300a02c18caead0eccaf3cb4acc4d
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SHA1
42c29c28cb70ab1275b0723bbe5663e95892c2bc
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SHA256
35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9
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SHA512
58ea0a4aaeda6e7d6ae2122ba47b4618340cfcdcba7a6b74da1c16ea32e33a1ef67f30af2b5dc2c7edd77024e1925ff8fda2c521f1a8055cca240bc8fabce086
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SSDEEP
98304:oe1B0WeB44e8OEb4SKPukS0AnuaQ0lmosW1yF8VxQOXpOV4:p3eB4l8FbRuujbuzkm2IF9OsV4
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/1728-2-0x00000000046E0000-0x0000000004FCB000-memory.dmp family_glupteba behavioral1/memory/1728-3-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/1728-18-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/1728-29-0x00000000046E0000-0x0000000004FCB000-memory.dmp family_glupteba behavioral1/memory/1728-158-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/1728-307-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/3436-310-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/3436-400-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/3436-567-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/3436-823-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/3436-1054-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1058-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1087-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1411-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1680-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1810-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1818-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1820-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1822-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba behavioral1/memory/4264-1824-0x0000000000400000-0x000000000266A000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4944 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4264 csrss.exe 3452 injector.exe 2180 windefender.exe 312 windefender.exe -
resource yara_rule behavioral1/files/0x000700000001b027-1813.dat upx behavioral1/files/0x000700000001b027-1815.dat upx behavioral1/files/0x000700000001b027-1816.dat upx behavioral1/memory/2180-1817-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/312-1819-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/312-1823-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-844837608-3875958368-2945961404-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-844837608-3875958368-2945961404-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.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 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 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 -
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 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe File created C:\Windows\rss\csrss.exe 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification 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 3144 sc.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 4240 schtasks.exe 316 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\1e\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1576 powershell.exe 1576 powershell.exe 1576 powershell.exe 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3536 powershell.exe 3536 powershell.exe 3536 powershell.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 4844 powershell.exe 4844 powershell.exe 4844 powershell.exe 4824 powershell.exe 4824 powershell.exe 4824 powershell.exe 4052 powershell.exe 4052 powershell.exe 4052 powershell.exe 4496 powershell.exe 4496 powershell.exe 4496 powershell.exe 4376 powershell.exe 4376 powershell.exe 4376 powershell.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 4264 csrss.exe 4264 csrss.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 4264 csrss.exe 4264 csrss.exe 4264 csrss.exe 4264 csrss.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe 3452 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1576 powershell.exe Token: SeDebugPrivilege 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Token: SeImpersonatePrivilege 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe Token: SeDebugPrivilege 3536 powershell.exe Token: SeDebugPrivilege 4844 powershell.exe Token: SeDebugPrivilege 4824 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 4496 powershell.exe Token: SeDebugPrivilege 4376 powershell.exe Token: SeSystemEnvironmentPrivilege 4264 csrss.exe Token: SeSecurityPrivilege 3144 sc.exe Token: SeSecurityPrivilege 3144 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1576 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 71 PID 1728 wrote to memory of 1576 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 71 PID 1728 wrote to memory of 1576 1728 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 71 PID 3436 wrote to memory of 3536 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 76 PID 3436 wrote to memory of 3536 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 76 PID 3436 wrote to memory of 3536 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 76 PID 3436 wrote to memory of 2912 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 78 PID 3436 wrote to memory of 2912 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 78 PID 2912 wrote to memory of 4944 2912 cmd.exe 80 PID 2912 wrote to memory of 4944 2912 cmd.exe 80 PID 3436 wrote to memory of 4844 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 81 PID 3436 wrote to memory of 4844 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 81 PID 3436 wrote to memory of 4844 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 81 PID 3436 wrote to memory of 4824 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 83 PID 3436 wrote to memory of 4824 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 83 PID 3436 wrote to memory of 4824 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 83 PID 3436 wrote to memory of 4264 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 85 PID 3436 wrote to memory of 4264 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 85 PID 3436 wrote to memory of 4264 3436 35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe 85 PID 4264 wrote to memory of 4052 4264 csrss.exe 86 PID 4264 wrote to memory of 4052 4264 csrss.exe 86 PID 4264 wrote to memory of 4052 4264 csrss.exe 86 PID 4264 wrote to memory of 4496 4264 csrss.exe 93 PID 4264 wrote to memory of 4496 4264 csrss.exe 93 PID 4264 wrote to memory of 4496 4264 csrss.exe 93 PID 4264 wrote to memory of 4376 4264 csrss.exe 95 PID 4264 wrote to memory of 4376 4264 csrss.exe 95 PID 4264 wrote to memory of 4376 4264 csrss.exe 95 PID 4264 wrote to memory of 3452 4264 csrss.exe 97 PID 4264 wrote to memory of 3452 4264 csrss.exe 97 PID 2180 wrote to memory of 32 2180 windefender.exe 104 PID 2180 wrote to memory of 32 2180 windefender.exe 104 PID 2180 wrote to memory of 32 2180 windefender.exe 104 PID 32 wrote to memory of 3144 32 cmd.exe 105 PID 32 wrote to memory of 3144 32 cmd.exe 105 PID 32 wrote to memory of 3144 32 cmd.exe 105 -
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\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe"C:\Users\Admin\AppData\Local\Temp\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1576
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C:\Users\Admin\AppData\Local\Temp\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.exe"C:\Users\Admin\AppData\Local\Temp\35d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9.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:3436 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3536
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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:2912 -
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:4944
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4844
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4824
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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:4264 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4052
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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:4240
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:196
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4496
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4376
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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:3452
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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:316
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2180 -
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:32 -
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:3144
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:312
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
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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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
MD57cca54a93ccf94ff8e9826c926b58527
SHA1872358da1b534db161f402a95876f1caab67d0f3
SHA256a95905afde309c5f53192811ec713c5c6e7956e95c5b86d2a9b922b92253d416
SHA5121b39397d1e3095b522141221b0496e3bf3e1cc86e7c50e2f1cb763b9bac6553f357de24abff8e47fb189cb24bdd60b44aceebf4f9d417c35040b51ee315b9129
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5555b4920207c2e35ca5691b1f0faf709
SHA11b7434e67b0ab90feb83ffe2affed6dbbfd95507
SHA2560e840991d711bfce1f5d3c031c92243b31fe6ebe28c24776797e9ebcefb5adde
SHA512a9471a5fdf1872e743fb56b9f88853536ae63c20beb22a8ab872a5bb4980255a73378677a452401f9fab15d10353e840470b3044b424fbc18ff6aad0523b966c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD51405b0b5a1d92ac8e1d298335860e1d2
SHA1a75cc69539236ee5ea974c4f97d070973420b62f
SHA2560f6cae55d2b536141c951d685d4aa84f149291827ba6defd1a2ddc1188b4f200
SHA5122849ed0a077cada50a2c9246045d152a31867c6762c0df9a80788fc17ef140e1aad19a1ada9101675d4e3b77ee300591c060e2830e5232ffc73b38efae1483dd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5c74ea3d4bd89d6ad703230e7b738d3be
SHA13f41c7e90a062c52b14b78b7e22cc1e215601c4f
SHA25672ab16664e50a0707b0c7306762c01f04be2daef05b54d8cd6948170e2ec47d3
SHA512a1631c8669b2c917241045dcdbfb63738c2ea375f953e928e1329bc675fec3d674c02518a006f2960cc139a75c0b7b3aec22f5b0c2452f94a323e8b2403a2efa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5abd4bd403a0636868d50f0629d35ae79
SHA1fd16c3a7474edc174d04b049ff63f44c29f85692
SHA256089b25e45d6e7b96fcd7c36ada6ea1275f1db975e3b943dc20a6bb86d655aabd
SHA51251438d5ed9b1fed732d8204fa27d20bc19dcb937aa388fa77f70bf29dcc08d1f7179ba4eb37c696966c5667010563752b4facefc176562b81c629ae7c61d8a3e
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Filesize
4.2MB
MD5d11300a02c18caead0eccaf3cb4acc4d
SHA142c29c28cb70ab1275b0723bbe5663e95892c2bc
SHA25635d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9
SHA51258ea0a4aaeda6e7d6ae2122ba47b4618340cfcdcba7a6b74da1c16ea32e33a1ef67f30af2b5dc2c7edd77024e1925ff8fda2c521f1a8055cca240bc8fabce086
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Filesize
4.2MB
MD5d11300a02c18caead0eccaf3cb4acc4d
SHA142c29c28cb70ab1275b0723bbe5663e95892c2bc
SHA25635d92d2d43e3519b434e6120db08a88e244a08757b31ae1da347566cc05801f9
SHA51258ea0a4aaeda6e7d6ae2122ba47b4618340cfcdcba7a6b74da1c16ea32e33a1ef67f30af2b5dc2c7edd77024e1925ff8fda2c521f1a8055cca240bc8fabce086
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec