Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:30
Static task
static1
Behavioral task
behavioral1
Sample
5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe
Resource
win10v2004-20240426-en
General
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Target
5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe
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Size
4.1MB
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MD5
b927eed199e4ee489867e65628a4c595
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SHA1
c35783a4c6d96a068143676877a427c61f343820
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SHA256
5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6
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SHA512
f79138d4869b4c3375fe705b2a0afd764df5177a294dd953af5f4a0450f0ccf6d9a6ff90179a9cc576e639f18ef49f6a6a00c475ab9ae8422e9f41876e801cef
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SSDEEP
98304:4Z9bi3QNEOtUId2petU9sYIhWVMAA4+HU:R303UIApyYIhWVMEh
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3976-2-0x0000000004CE0000-0x00000000055CB000-memory.dmp family_glupteba behavioral1/memory/3976-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1888-132-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3976-158-0x0000000004CE0000-0x00000000055CB000-memory.dmp family_glupteba behavioral1/memory/3976-157-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3976-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-230-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-236-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-239-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-242-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-248-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-251-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-254-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-257-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5112-259-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3000 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5112 csrss.exe 4268 injector.exe 1736 windefender.exe 3836 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023418-219.dat upx behavioral1/memory/1736-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3836-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1736-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3836-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3836-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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 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 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 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.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 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe File created C:\Windows\rss\csrss.exe 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.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 4524 sc.exe -
pid Process 2444 powershell.exe 2988 powershell.exe 2820 powershell.exe 4172 powershell.exe 3292 powershell.exe 3608 powershell.exe 4504 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 4724 schtasks.exe 2796 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2820 powershell.exe 2820 powershell.exe 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 4172 powershell.exe 4172 powershell.exe 4172 powershell.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 3292 powershell.exe 3292 powershell.exe 3292 powershell.exe 3608 powershell.exe 3608 powershell.exe 3608 powershell.exe 4504 powershell.exe 4504 powershell.exe 4504 powershell.exe 2444 powershell.exe 2444 powershell.exe 2444 powershell.exe 2988 powershell.exe 2988 powershell.exe 2988 powershell.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 5112 csrss.exe 5112 csrss.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 5112 csrss.exe 5112 csrss.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 5112 csrss.exe 5112 csrss.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe 4268 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2820 powershell.exe Token: SeDebugPrivilege 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Token: SeImpersonatePrivilege 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe Token: SeDebugPrivilege 4172 powershell.exe Token: SeDebugPrivilege 3292 powershell.exe Token: SeDebugPrivilege 3608 powershell.exe Token: SeDebugPrivilege 4504 powershell.exe Token: SeDebugPrivilege 2444 powershell.exe Token: SeDebugPrivilege 2988 powershell.exe Token: SeSystemEnvironmentPrivilege 5112 csrss.exe Token: SeSecurityPrivilege 4524 sc.exe Token: SeSecurityPrivilege 4524 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3976 wrote to memory of 2820 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 85 PID 3976 wrote to memory of 2820 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 85 PID 3976 wrote to memory of 2820 3976 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 85 PID 1888 wrote to memory of 4172 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 113 PID 1888 wrote to memory of 4172 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 113 PID 1888 wrote to memory of 4172 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 113 PID 1888 wrote to memory of 3120 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 100 PID 1888 wrote to memory of 3120 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 100 PID 3120 wrote to memory of 3000 3120 cmd.exe 102 PID 3120 wrote to memory of 3000 3120 cmd.exe 102 PID 1888 wrote to memory of 3292 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 103 PID 1888 wrote to memory of 3292 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 103 PID 1888 wrote to memory of 3292 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 103 PID 1888 wrote to memory of 3608 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 107 PID 1888 wrote to memory of 3608 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 107 PID 1888 wrote to memory of 3608 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 107 PID 1888 wrote to memory of 5112 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 109 PID 1888 wrote to memory of 5112 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 109 PID 1888 wrote to memory of 5112 1888 5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe 109 PID 5112 wrote to memory of 4504 5112 csrss.exe 110 PID 5112 wrote to memory of 4504 5112 csrss.exe 110 PID 5112 wrote to memory of 4504 5112 csrss.exe 110 PID 5112 wrote to memory of 2444 5112 csrss.exe 116 PID 5112 wrote to memory of 2444 5112 csrss.exe 116 PID 5112 wrote to memory of 2444 5112 csrss.exe 116 PID 5112 wrote to memory of 2988 5112 csrss.exe 118 PID 5112 wrote to memory of 2988 5112 csrss.exe 118 PID 5112 wrote to memory of 2988 5112 csrss.exe 118 PID 5112 wrote to memory of 4268 5112 csrss.exe 120 PID 5112 wrote to memory of 4268 5112 csrss.exe 120 PID 1736 wrote to memory of 4572 1736 windefender.exe 126 PID 1736 wrote to memory of 4572 1736 windefender.exe 126 PID 1736 wrote to memory of 4572 1736 windefender.exe 126 PID 4572 wrote to memory of 4524 4572 cmd.exe 127 PID 4572 wrote to memory of 4524 4572 cmd.exe 127 PID 4572 wrote to memory of 4524 4572 cmd.exe 127 -
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\5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe"C:\Users\Admin\AppData\Local\Temp\5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3976 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820
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C:\Users\Admin\AppData\Local\Temp\5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe"C:\Users\Admin\AppData\Local\Temp\5e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6.exe"2⤵
- 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:1888 -
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:4172
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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:3120 -
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:3000
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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:3292
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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:3608
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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:5112 -
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:4504
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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:4724 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:4172
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:5072
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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:2444
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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:2988
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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:4268
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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\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1736 -
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:4572 -
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:4524
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3836
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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD554873bd6a7f480b12aff71a319969f35
SHA1e54b9fe561496585a1585315bad86a5edcc5b242
SHA256b49aa89e4467fecda4b3a0ccbc24acd0114d46c6a057554296eb4ba2ef90218e
SHA5125ca1b147a06eb03fe9094b213a3e6f439d64727c5964289a094f33842090c935330356798a346dee8cf6986f2ccc5304b9d90f55265592b8bc344499ee94dfa6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fdde098fee888bb0980675b263e2cdd5
SHA1074d7ccdefb88560d485682e89130bea69ec6666
SHA256e0723be025fd04af6047779b48f6d919b2d3d397ede887dff52750cdef0789a6
SHA512e8c740e7695afd70e0cfd2907d975609d5ef7db2450f99653544042ade8f92e5aa6db5ff2622eddba42efaccd53d67c6d25bd37686f717b78eda11465d868c45
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54ddfc869de2556e48fa61bd8d9119e2a
SHA174b42fc2fb8b082401a9d570ee38d05815ed9b39
SHA256300e17c5b3cd60a2d8786e2264cfe3efc7f415f5835b55dfe650bc12f1493498
SHA5123735bff5f3cc9b67aaceb0767a12d81618545e853cda11cd7b05c39203809db01075e754c7f4d817c265f3dffe3c40ef0d3061359857a54aad5485768bd14ee8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5af32c5e22870555cef16d5ae0a4ec752
SHA16a3f19e2c95e5bac16cc2a11a8bb6fb05daeb8d9
SHA256852bccb428a68de4492e5ac3b33e4b59be6b9955ea925a307eb74758ef5c6bb4
SHA512a68640b9b02899464faa8667447409edeef9772eead633e3a969e3c8ceacae4631166e95bd2b7ce7b992a17238eedeb324658504d58d6a131cea91c523165991
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aa116e01b3fc6791c81192f1798fa1ab
SHA1a41af288d40ea3f827759f8001181c30fccd5379
SHA2569b053447b0300eaec3b34690242bb3527364078ceb0f2ae5d1fd44e7cf706789
SHA512547fdc7ca2367e757bf74fe56e04e962a178809482f86ce9e671db762e57f05082e7466ab352e0223d4a497e6ce4327f16f5b7c65264599de331eb5d9798164e
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Filesize
4.1MB
MD5b927eed199e4ee489867e65628a4c595
SHA1c35783a4c6d96a068143676877a427c61f343820
SHA2565e72223c76b6c89c84a54e2ff80d974eb409ac8ac566705177b9a6e4ac2ecfb6
SHA512f79138d4869b4c3375fe705b2a0afd764df5177a294dd953af5f4a0450f0ccf6d9a6ff90179a9cc576e639f18ef49f6a6a00c475ab9ae8422e9f41876e801cef
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec