Analysis
-
max time kernel
150s -
max time network
128s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
15-05-2024 18:09
Static task
static1
Behavioral task
behavioral1
Sample
4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe
Resource
win10v2004-20240426-en
General
-
Target
4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe
-
Size
4.1MB
-
MD5
1f06d002c17691c33229b38c2129eb5d
-
SHA1
1ab503ed4e7896bf349e7dd0be71afc2c7c85f75
-
SHA256
4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d
-
SHA512
30b5907cff5e91aa75cb3f393fbf6d9bbf0381a2b10023e0ec274d7380bbb56f5514b592caaf9c4511fc25f965432d99ac9ead7f15054100912f1fb40bd1ace3
-
SSDEEP
98304:AoKALZtLSnhBaG13jSGzI9y04m/Xf7c/d7YDSGfJg5NEka2Q+gO:AC1IraEjIw04m/Xfo4a5yka2Q+gO
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4196-2-0x0000000004DB0000-0x000000000569B000-memory.dmp family_glupteba behavioral2/memory/4196-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4196-24-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4196-55-0x0000000004DB0000-0x000000000569B000-memory.dmp family_glupteba behavioral2/memory/4196-54-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4196-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2748-56-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2748-125-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2748-130-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-190-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-208-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-218-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-221-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-224-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-227-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-233-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-236-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/4632-239-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4016 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4632 csrss.exe 1836 injector.exe 4860 windefender.exe 3676 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9f9-211.dat upx behavioral2/memory/4860-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3676-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4860-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3676-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3676-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3676-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\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 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe File created C:\Windows\rss\csrss.exe 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.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 1060 sc.exe -
pid Process 2016 powershell.exe 1116 powershell.exe 3340 powershell.exe 1352 powershell.exe 4072 powershell.exe 3068 powershell.exe 2192 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 860 schtasks.exe 2040 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.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,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight 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" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.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\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3068 powershell.exe 3068 powershell.exe 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2192 powershell.exe 2192 powershell.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 2016 powershell.exe 2016 powershell.exe 1116 powershell.exe 1116 powershell.exe 3340 powershell.exe 3340 powershell.exe 1352 powershell.exe 1352 powershell.exe 4072 powershell.exe 4072 powershell.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 4632 csrss.exe 4632 csrss.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 4632 csrss.exe 4632 csrss.exe 1836 injector.exe 1836 injector.exe 4632 csrss.exe 4632 csrss.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe 1836 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3068 powershell.exe Token: SeDebugPrivilege 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Token: SeImpersonatePrivilege 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe Token: SeDebugPrivilege 2192 powershell.exe Token: SeDebugPrivilege 2016 powershell.exe Token: SeDebugPrivilege 1116 powershell.exe Token: SeDebugPrivilege 3340 powershell.exe Token: SeDebugPrivilege 1352 powershell.exe Token: SeDebugPrivilege 4072 powershell.exe Token: SeSystemEnvironmentPrivilege 4632 csrss.exe Token: SeSecurityPrivilege 1060 sc.exe Token: SeSecurityPrivilege 1060 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4196 wrote to memory of 3068 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 82 PID 4196 wrote to memory of 3068 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 82 PID 4196 wrote to memory of 3068 4196 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 82 PID 2748 wrote to memory of 2192 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 87 PID 2748 wrote to memory of 2192 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 87 PID 2748 wrote to memory of 2192 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 87 PID 2748 wrote to memory of 680 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 89 PID 2748 wrote to memory of 680 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 89 PID 680 wrote to memory of 4016 680 cmd.exe 91 PID 680 wrote to memory of 4016 680 cmd.exe 91 PID 2748 wrote to memory of 2016 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 92 PID 2748 wrote to memory of 2016 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 92 PID 2748 wrote to memory of 2016 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 92 PID 2748 wrote to memory of 1116 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 94 PID 2748 wrote to memory of 1116 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 94 PID 2748 wrote to memory of 1116 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 94 PID 2748 wrote to memory of 4632 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 96 PID 2748 wrote to memory of 4632 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 96 PID 2748 wrote to memory of 4632 2748 4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe 96 PID 4632 wrote to memory of 3340 4632 csrss.exe 97 PID 4632 wrote to memory of 3340 4632 csrss.exe 97 PID 4632 wrote to memory of 3340 4632 csrss.exe 97 PID 4632 wrote to memory of 1352 4632 csrss.exe 103 PID 4632 wrote to memory of 1352 4632 csrss.exe 103 PID 4632 wrote to memory of 1352 4632 csrss.exe 103 PID 4632 wrote to memory of 4072 4632 csrss.exe 105 PID 4632 wrote to memory of 4072 4632 csrss.exe 105 PID 4632 wrote to memory of 4072 4632 csrss.exe 105 PID 4632 wrote to memory of 1836 4632 csrss.exe 107 PID 4632 wrote to memory of 1836 4632 csrss.exe 107 PID 4860 wrote to memory of 2096 4860 windefender.exe 113 PID 4860 wrote to memory of 2096 4860 windefender.exe 113 PID 4860 wrote to memory of 2096 4860 windefender.exe 113 PID 2096 wrote to memory of 1060 2096 cmd.exe 114 PID 2096 wrote to memory of 1060 2096 cmd.exe 114 PID 2096 wrote to memory of 1060 2096 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\4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe"C:\Users\Admin\AppData\Local\Temp\4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4196 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3068
-
-
C:\Users\Admin\AppData\Local\Temp\4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.exe"C:\Users\Admin\AppData\Local\Temp\4525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d.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:2748 -
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:2192
-
-
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:680 -
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:4016
-
-
-
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:2016
-
-
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:1116
-
-
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:4632 -
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:3340
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:860
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1688
-
-
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:1352
-
-
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: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:1836
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2040
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4860 -
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:2096 -
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:1060
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3676
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
MD52f56de66e4f549412440aefe1903b215
SHA144531b60a19eb6b28f5637ddd9b724c85b78806e
SHA256b93cafbf5b5576af67d307362f0453059e84bcbe41500b5f7f882ebd1d7fefe3
SHA5129f4916fa52c6667a574d976fd7c30b09c925382fc9c3d302274482c09368cf18c496f90721a9b11f2ff8b7a0c7a4186d5c98b207c7f5d2a517efc47c6f1a7308
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5320640a2a5ac23b6ce204346de92e759
SHA125258bba6e37ad7591554f69ebe48066820e5e9b
SHA256794681148422163d656cd7567abde969460fd6edd9bd156a66825fffa86b127b
SHA5123c8f971904a0fae614a11135ec130c81021460e09e47a8f39fe132dee2d59872739701ff362c337e4841067acff321f3fe428b9cd7e630d558bafb6e4681d3d0
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e48ccfc54548793a07ceeb4df8d248b9
SHA1358cc8f1df29c8eb373b0e9066b47a907a3beaf4
SHA256f1d1e6a6ac1b537b8a961cc94773727406b3d0b06362d488b734a2071ef816e7
SHA5126f756479d14fc3bf35425b369eb535654dbeb5bab6a609124585364d6fb3d47756c0667ab7830b1cbae9867baf41c0156f526b57df89f5ced39f1dc0c7b99d9f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50048ae860caca3dbe79c1df183ab7b15
SHA1b20e748e95d33419ab4d778a9ad60546c4436879
SHA256e8a6c670a02255c9c33de0daff715e17711cce46492596635692a04042e61293
SHA512b32c505ea98cf40019a53c4380c9868ae39c36cc9ae356df4815081f1cab0ccc99932c79cb41a7a8146456879547b5ce7353f1341eb6c1d3ee28fa1d723f2cb1
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a9bc0e085a17c34670d3db032697de30
SHA1619bf01db911d0a3add327c7a064801582d06726
SHA2563014dd1eb20128b4518b22278ef382a1c9fc428346675fc1667a8071c22484c0
SHA512a8257e2ba9deb3e9c716bbb22741d797da89711bcf370439fa6d7c1a8311ba1bc12a819df9c84a41137e53fc7c4a20762a70878924c2d9ac589c057d279eec74
-
Filesize
4.1MB
MD51f06d002c17691c33229b38c2129eb5d
SHA11ab503ed4e7896bf349e7dd0be71afc2c7c85f75
SHA2564525673e69b1c487e8689781ba959da8f91c0117bb43ca315ba0be150e3fad4d
SHA51230b5907cff5e91aa75cb3f393fbf6d9bbf0381a2b10023e0ec274d7380bbb56f5514b592caaf9c4511fc25f965432d99ac9ead7f15054100912f1fb40bd1ace3
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec