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, 18:06
Static task
static1
Behavioral task
behavioral1
Sample
43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe
Resource
win10v2004-20240226-en
General
-
Target
43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe
-
Size
4.2MB
-
MD5
bd655444fb4bc2ab9b793b2d331ca005
-
SHA1
164160f766c7a7652e49ae5aadad29d0526135be
-
SHA256
43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415
-
SHA512
d71eae8de8b5d636abb22ab0837da9d2777e2d0888e4ecadd669e79cb98730b36ef3b8296cc4fcb794a604b674862a811507a11408bb250c1cee927c348daafd
-
SSDEEP
98304:NBy5JAu+Hk0Et5Mgg8VWlfA2+5+VVv7Fm6fCY:GAu+ENnjVyYiVNw4d
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/4960-2-0x0000000003F20000-0x000000000480B000-memory.dmp family_glupteba behavioral2/memory/4960-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1420-54-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/4960-63-0x0000000003F20000-0x000000000480B000-memory.dmp family_glupteba behavioral2/memory/4960-80-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1420-128-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/1420-147-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-243-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-253-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-256-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-259-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-262-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-265-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-268-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-271-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-274-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-277-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-280-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-283-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral2/memory/3192-286-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4128 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3192 csrss.exe 1380 injector.exe 1800 windefender.exe 2380 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9b6-247.dat upx behavioral2/memory/1800-250-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2380-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2380-260-0x0000000000400000-0x00000000008DF000-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\"" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.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 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe File created C:\Windows\rss\csrss.exe 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1084 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 3904 schtasks.exe 4748 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight 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,-2792 = "Novosibirsk Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.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\26\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.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,-392 = "Arab Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\26\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.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,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4016 powershell.exe 4016 powershell.exe 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 4512 powershell.exe 4512 powershell.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 3100 powershell.exe 3100 powershell.exe 1952 powershell.exe 1952 powershell.exe 3076 powershell.exe 3076 powershell.exe 4844 powershell.exe 4844 powershell.exe 1528 powershell.exe 1528 powershell.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 3192 csrss.exe 3192 csrss.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 3192 csrss.exe 3192 csrss.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 3192 csrss.exe 3192 csrss.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe 1380 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4016 powershell.exe Token: SeDebugPrivilege 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Token: SeImpersonatePrivilege 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe Token: SeDebugPrivilege 4512 powershell.exe Token: SeDebugPrivilege 3100 powershell.exe Token: SeDebugPrivilege 1952 powershell.exe Token: SeDebugPrivilege 3076 powershell.exe Token: SeDebugPrivilege 4844 powershell.exe Token: SeDebugPrivilege 1528 powershell.exe Token: SeSystemEnvironmentPrivilege 3192 csrss.exe Token: SeSecurityPrivilege 1084 sc.exe Token: SeSecurityPrivilege 1084 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4960 wrote to memory of 4016 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 79 PID 4960 wrote to memory of 4016 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 79 PID 4960 wrote to memory of 4016 4960 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 79 PID 1420 wrote to memory of 4512 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 84 PID 1420 wrote to memory of 4512 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 84 PID 1420 wrote to memory of 4512 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 84 PID 1420 wrote to memory of 1956 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 107 PID 1420 wrote to memory of 1956 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 107 PID 1956 wrote to memory of 4128 1956 cmd.exe 88 PID 1956 wrote to memory of 4128 1956 cmd.exe 88 PID 1420 wrote to memory of 3100 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 89 PID 1420 wrote to memory of 3100 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 89 PID 1420 wrote to memory of 3100 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 89 PID 1420 wrote to memory of 1952 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 91 PID 1420 wrote to memory of 1952 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 91 PID 1420 wrote to memory of 1952 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 91 PID 1420 wrote to memory of 3192 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 93 PID 1420 wrote to memory of 3192 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 93 PID 1420 wrote to memory of 3192 1420 43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe 93 PID 3192 wrote to memory of 3076 3192 csrss.exe 94 PID 3192 wrote to memory of 3076 3192 csrss.exe 94 PID 3192 wrote to memory of 3076 3192 csrss.exe 94 PID 3192 wrote to memory of 4844 3192 csrss.exe 100 PID 3192 wrote to memory of 4844 3192 csrss.exe 100 PID 3192 wrote to memory of 4844 3192 csrss.exe 100 PID 3192 wrote to memory of 1528 3192 csrss.exe 102 PID 3192 wrote to memory of 1528 3192 csrss.exe 102 PID 3192 wrote to memory of 1528 3192 csrss.exe 102 PID 3192 wrote to memory of 1380 3192 csrss.exe 104 PID 3192 wrote to memory of 1380 3192 csrss.exe 104 PID 1800 wrote to memory of 920 1800 windefender.exe 110 PID 1800 wrote to memory of 920 1800 windefender.exe 110 PID 1800 wrote to memory of 920 1800 windefender.exe 110 PID 920 wrote to memory of 1084 920 cmd.exe 111 PID 920 wrote to memory of 1084 920 cmd.exe 111 PID 920 wrote to memory of 1084 920 cmd.exe 111 -
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\43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe"C:\Users\Admin\AppData\Local\Temp\43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4960 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4016
-
-
C:\Users\Admin\AppData\Local\Temp\43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.exe"C:\Users\Admin\AppData\Local\Temp\43e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415.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:1420 -
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:4512
-
-
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:1956 -
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:4128
-
-
-
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:3100
-
-
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:1952
-
-
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:3192 -
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:3076
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3904
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4876
-
-
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:4844
-
-
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:1528
-
-
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:1380
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4748 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:1956
-
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1800 -
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:920 -
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:1084
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2380
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
MD52105dc2eb83833387d301607d5f1e85f
SHA1976f0dbbb5cb84d0a1fe6a4b5ea277f4eb889e79
SHA256a56866c7ae6dc4cd627b43d745bd9ce031a78bed2c0159094f53671f7f7e84e9
SHA5125494740bde3341e6221d7cf55e11cb209e711baa3b646d181050f4394437710191fb3f18c823a9447f636c4fa87dc1f316bd617c66ca607bb452173e9af8e081
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52fc1e19b41ef19977a8b96d80582099a
SHA18710ddacc7e1854f3af1bedd0ff5c1fd6ec25587
SHA25603b8615b0b5011708df160788a44b4bb8fd95693ab22fd1a4b45763601b7af90
SHA512f6cc7cdb1600c75f081504f4cddd815fbdff502daf67fb770bb5bfaa8c8b1386df87ae7ec64fdff6ef4f560dbbd3ae004b5c20f207844a57523c226b9a61097f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD584e8b71508827e876d2cf3bcd9897f45
SHA10c2f848286016f170fc9b1c6e4b3e695fbdd8a97
SHA2567045ded90f44d5d563c13538c6e4f73814d3cdb503ca7177d3461357e2a58a16
SHA512fb1480d6da3c2fc38e5e2bce4a90e8ddc5cd69542e1dcaedb8c1ae9b6c726d82471eb18504d28127c3b6a3d82f90d4e6e2a708fe17f2125c480afed6f88174e8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e670a2151e92584004ad420cae28ed7e
SHA1d385ebf60c6d1e5b62281ca33c1446ad31f7c2aa
SHA2563f22286ac457374dbe526c56692a29b639379adcdbbe20ff877e7746e38ec496
SHA5125e9fa0d0fd77f51bccf0cd54219a756b70437c3722799d917288302ccd3bdc818555d3ef02f79c50abdc6d6538dbd338787e309a61c64038e107a3ee6e706d5d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD582f4699cd1c474db2c90b6b3a60313cc
SHA1104b6e58d5e4c12f465c8f040ae6045bd21c9a40
SHA256c29f78db3cef372fe4b93e797fe804a9c890d2d5e9e1965b57376000762111a4
SHA51295c994a24a7b56c55229d7c5f0fd3f8f3bc10f4d071b8de2f09ff457d28462c92391debef6dcaaa2c94d26511fbb5a78fb28cf8b8fe9e48c32ae25ba42dcdc48
-
Filesize
4.2MB
MD5bd655444fb4bc2ab9b793b2d331ca005
SHA1164160f766c7a7652e49ae5aadad29d0526135be
SHA25643e0ae00986b7167745b2d10cbd141a57d7515ca892867297948315c8b741415
SHA512d71eae8de8b5d636abb22ab0837da9d2777e2d0888e4ecadd669e79cb98730b36ef3b8296cc4fcb794a604b674862a811507a11408bb250c1cee927c348daafd
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec