Analysis
-
max time kernel
150s -
max time network
148s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/04/2024, 16:04
Static task
static1
Behavioral task
behavioral1
Sample
73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe
Resource
win10v2004-20240412-en
General
-
Target
73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe
-
Size
4.2MB
-
MD5
2a053c6db1b8da8221b643d2fa002d56
-
SHA1
5d4a0d2102b00985cdaed1e64e31d8b894c4d369
-
SHA256
73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e
-
SHA512
bb7cab3a06678a1c55696a1c1fe8d318dcc6207edc9a0da105b3c4d1b1c9ca459e5b388d554af59c40f68505bcc28ce11063f627f88d6cbf98d20d736fc9fae4
-
SSDEEP
98304:noZCtMNcIJm/Wi5iI7vKblq/qDx6472PxO1xv/KiJet:n3OuIEug7vwUGt7S+nKf
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/1892-2-0x0000000004060000-0x000000000494B000-memory.dmp family_glupteba behavioral2/memory/1892-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1072-53-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1072-54-0x0000000003F90000-0x000000000487B000-memory.dmp family_glupteba behavioral2/memory/1892-96-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1072-138-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1072-189-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-242-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-253-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-257-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-261-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-265-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-269-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-277-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-281-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-289-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-293-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4740-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2224 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4740 csrss.exe 3036 injector.exe 5032 windefender.exe 4152 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a98f-246.dat upx behavioral2/memory/5032-251-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4152-255-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4152-263-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\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.
-
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 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe File created C:\Windows\rss\csrss.exe 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.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 1128 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 3368 schtasks.exe 2804 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\26\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\26\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\26\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.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\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1968 powershell.exe 1968 powershell.exe 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 4652 powershell.exe 4652 powershell.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 2852 powershell.exe 2852 powershell.exe 4400 powershell.exe 4400 powershell.exe 3612 powershell.exe 3612 powershell.exe 3216 powershell.exe 3216 powershell.exe 4072 powershell.exe 4072 powershell.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4740 csrss.exe 4740 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4740 csrss.exe 4740 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4740 csrss.exe 4740 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1968 powershell.exe Token: SeDebugPrivilege 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Token: SeImpersonatePrivilege 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe Token: SeDebugPrivilege 4652 powershell.exe Token: SeDebugPrivilege 2852 powershell.exe Token: SeDebugPrivilege 4400 powershell.exe Token: SeDebugPrivilege 3612 powershell.exe Token: SeDebugPrivilege 3216 powershell.exe Token: SeDebugPrivilege 4072 powershell.exe Token: SeSystemEnvironmentPrivilege 4740 csrss.exe Token: SeSecurityPrivilege 1128 sc.exe Token: SeSecurityPrivilege 1128 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1892 wrote to memory of 1968 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 81 PID 1892 wrote to memory of 1968 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 81 PID 1892 wrote to memory of 1968 1892 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 81 PID 1072 wrote to memory of 4652 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 87 PID 1072 wrote to memory of 4652 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 87 PID 1072 wrote to memory of 4652 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 87 PID 1072 wrote to memory of 468 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 89 PID 1072 wrote to memory of 468 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 89 PID 468 wrote to memory of 2224 468 cmd.exe 91 PID 468 wrote to memory of 2224 468 cmd.exe 91 PID 1072 wrote to memory of 2852 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 92 PID 1072 wrote to memory of 2852 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 92 PID 1072 wrote to memory of 2852 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 92 PID 1072 wrote to memory of 4400 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 94 PID 1072 wrote to memory of 4400 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 94 PID 1072 wrote to memory of 4400 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 94 PID 1072 wrote to memory of 4740 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 96 PID 1072 wrote to memory of 4740 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 96 PID 1072 wrote to memory of 4740 1072 73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe 96 PID 4740 wrote to memory of 3612 4740 csrss.exe 97 PID 4740 wrote to memory of 3612 4740 csrss.exe 97 PID 4740 wrote to memory of 3612 4740 csrss.exe 97 PID 4740 wrote to memory of 3216 4740 csrss.exe 103 PID 4740 wrote to memory of 3216 4740 csrss.exe 103 PID 4740 wrote to memory of 3216 4740 csrss.exe 103 PID 4740 wrote to memory of 4072 4740 csrss.exe 105 PID 4740 wrote to memory of 4072 4740 csrss.exe 105 PID 4740 wrote to memory of 4072 4740 csrss.exe 105 PID 4740 wrote to memory of 3036 4740 csrss.exe 107 PID 4740 wrote to memory of 3036 4740 csrss.exe 107 PID 5032 wrote to memory of 2572 5032 windefender.exe 113 PID 5032 wrote to memory of 2572 5032 windefender.exe 113 PID 5032 wrote to memory of 2572 5032 windefender.exe 113 PID 2572 wrote to memory of 1128 2572 cmd.exe 114 PID 2572 wrote to memory of 1128 2572 cmd.exe 114 PID 2572 wrote to memory of 1128 2572 cmd.exe 114 -
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
-
C:\Users\Admin\AppData\Local\Temp\73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe"C:\Users\Admin\AppData\Local\Temp\73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1968
-
-
C:\Users\Admin\AppData\Local\Temp\73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.exe"C:\Users\Admin\AppData\Local\Temp\73f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e.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:1072 -
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:4652
-
-
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:468 -
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:2224
-
-
-
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:2852
-
-
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:4400
-
-
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:4740 -
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:3612
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3368
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2372
-
-
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:3216
-
-
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:4072
-
-
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:3036
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2804
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5032 -
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:2572 -
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:1128
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4152
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5643639dc95ca0d025f4c8c2b2deec17c
SHA16f09141674ec015b0dec7588e03f80672be8c7cb
SHA25697780382e6c0504c2f58a2b771ba12bdfa252d5079eaf43e8dba93ffbdf7b3dd
SHA51274dcef6f74b0cfe7a6a44e223dd424a6f357085c9e92029f0f257c960f2a9dea31161e1f70d53197a0e5f9aa55345c921586e97a48dfc983c558a9d26b480f37
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD546faf800a880b1ab089ebb640571780c
SHA1efc8c407d4ebc7d0409250f39d1e67deeaf39cb8
SHA256db23e88c63bde6a369267691bcea390178f42e962a30f339d8fe4bf1c1b65a55
SHA51232c4cc5b1fa1b716c33871a8c4f8e7477865b4247092a9e87ffda7f6a4285710ee4aae98102dc91cbfc465688257f37176cdd6989dbcaf1f9eb666a9b1cbdf49
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c5720c50960d73556a213e0d968e8ce5
SHA1225e809840d6f3f5df55543fa0d096f7fa159070
SHA25655438918abedbd8a8cfb3c3ee702d996537a5d5291e04c1ef36f0492706f63b8
SHA512b7a14a4c714f582e27c777d5085a6ac8d1ac5fc9c79516e915af364c5bedd358df7bb6dc8242dfd8bb986085cad5f3ce01fade6b1fd3dc68644efd0bcaeed70a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5434e91c8b5fc7ec40a3b32b6d5a43852
SHA1436fe72d5002a200d0d65ab476503528415097de
SHA2568502c1d4593b07cb943794fc3580e5c9a6f8ee45137d664a48e61d5d2764222d
SHA512e194149602220436076c708e99dc78500b2f86c1bac3839fe63b59c28c212facdcee43640ebf45fc8b690bb3adebd47942cf2abe57ac4dc494c5ee0047ad2ddd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f9903b8b49a3524313e213785236825b
SHA1ec91834fac142e9540de1c5a6865906305482cc8
SHA256ca724d8f52bb58c1ceb53c6619ad1eaac7e92eeb852a66539e8e3996379fd17d
SHA51276707e35cc3ac4afa5611a934460dbff7e1b7426ea6440125936c93c1db0c44c9a6a3372f8f359eedbc6de5e8d879ac28ab00e3df55dbf04fb32c1477bdd06ba
-
Filesize
4.2MB
MD52a053c6db1b8da8221b643d2fa002d56
SHA15d4a0d2102b00985cdaed1e64e31d8b894c4d369
SHA25673f94ad9f207c6032937c69006b22fde4cf7d6c766305746ee32c9f2d28a5e4e
SHA512bb7cab3a06678a1c55696a1c1fe8d318dcc6207edc9a0da105b3c4d1b1c9ca459e5b388d554af59c40f68505bcc28ce11063f627f88d6cbf98d20d736fc9fae4
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec