Analysis
-
max time kernel
149s -
max time network
141s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
09-04-2024 16:36
Static task
static1
Behavioral task
behavioral1
Sample
046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe
Resource
win10v2004-20231215-en
General
-
Target
046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe
-
Size
4.2MB
-
MD5
77a31150a6ccc1ed7e58453a12e0de4d
-
SHA1
e8607a714ba825bacc331d0929b7bb31149be2e2
-
SHA256
046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59
-
SHA512
86e96f6492f0b90468b3fee338295a51e384928479c3ffb55dc807658ea421b1284736c3aeb894f3045a794f2c54149f0f2480182b09ccfc77e5d7061dc5b1f3
-
SSDEEP
98304:aq77jqY634qYqqku+lyD9j83bmq6chkYsndCeM49l0PC8vwYt3LS/HhJ:ag7jqGqHumyZj83bqlTnjD0P2G3Iv
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/4116-2-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral2/memory/4116-3-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4116-50-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4116-53-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral2/memory/1408-54-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/1408-138-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/1408-148-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-241-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-250-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-252-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-254-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-256-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-258-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-260-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-262-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-264-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-266-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-268-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-270-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba behavioral2/memory/4468-272-0x0000000000400000-0x0000000003105000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2780 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4468 csrss.exe 3752 injector.exe 2264 windefender.exe 2272 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a794-244.dat upx behavioral2/memory/2264-249-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2272-251-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2272-255-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe File created C:\Windows\rss\csrss.exe 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.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 4008 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2916 1408 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4696 schtasks.exe 2368 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\22\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\22\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.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\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\22\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\22\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\22\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\22\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1992 powershell.exe 1992 powershell.exe 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1976 powershell.exe 1976 powershell.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 2860 powershell.exe 2860 powershell.exe 1480 powershell.exe 1480 powershell.exe 1872 powershell.exe 1872 powershell.exe 4676 powershell.exe 4676 powershell.exe 3940 powershell.exe 3940 powershell.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 4468 csrss.exe 4468 csrss.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 4468 csrss.exe 4468 csrss.exe 3752 injector.exe 3752 injector.exe 4468 csrss.exe 4468 csrss.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe 3752 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1992 powershell.exe Token: SeDebugPrivilege 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Token: SeImpersonatePrivilege 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe Token: SeDebugPrivilege 1976 powershell.exe Token: SeDebugPrivilege 2860 powershell.exe Token: SeDebugPrivilege 1480 powershell.exe Token: SeDebugPrivilege 1872 powershell.exe Token: SeDebugPrivilege 4676 powershell.exe Token: SeDebugPrivilege 3940 powershell.exe Token: SeSystemEnvironmentPrivilege 4468 csrss.exe Token: SeSecurityPrivilege 4008 sc.exe Token: SeSecurityPrivilege 4008 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4116 wrote to memory of 1992 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 78 PID 4116 wrote to memory of 1992 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 78 PID 4116 wrote to memory of 1992 4116 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 78 PID 1408 wrote to memory of 1976 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 83 PID 1408 wrote to memory of 1976 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 83 PID 1408 wrote to memory of 1976 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 83 PID 1408 wrote to memory of 3536 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 85 PID 1408 wrote to memory of 3536 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 85 PID 3536 wrote to memory of 2780 3536 cmd.exe 87 PID 3536 wrote to memory of 2780 3536 cmd.exe 87 PID 1408 wrote to memory of 2860 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 88 PID 1408 wrote to memory of 2860 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 88 PID 1408 wrote to memory of 2860 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 88 PID 1408 wrote to memory of 1480 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 90 PID 1408 wrote to memory of 1480 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 90 PID 1408 wrote to memory of 1480 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 90 PID 1408 wrote to memory of 4468 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 92 PID 1408 wrote to memory of 4468 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 92 PID 1408 wrote to memory of 4468 1408 046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe 92 PID 4468 wrote to memory of 1872 4468 csrss.exe 96 PID 4468 wrote to memory of 1872 4468 csrss.exe 96 PID 4468 wrote to memory of 1872 4468 csrss.exe 96 PID 4468 wrote to memory of 4676 4468 csrss.exe 102 PID 4468 wrote to memory of 4676 4468 csrss.exe 102 PID 4468 wrote to memory of 4676 4468 csrss.exe 102 PID 4468 wrote to memory of 3940 4468 csrss.exe 104 PID 4468 wrote to memory of 3940 4468 csrss.exe 104 PID 4468 wrote to memory of 3940 4468 csrss.exe 104 PID 4468 wrote to memory of 3752 4468 csrss.exe 106 PID 4468 wrote to memory of 3752 4468 csrss.exe 106 PID 2264 wrote to memory of 3632 2264 windefender.exe 112 PID 2264 wrote to memory of 3632 2264 windefender.exe 112 PID 2264 wrote to memory of 3632 2264 windefender.exe 112 PID 3632 wrote to memory of 4008 3632 cmd.exe 113 PID 3632 wrote to memory of 4008 3632 cmd.exe 113 PID 3632 wrote to memory of 4008 3632 cmd.exe 113 -
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\046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe"C:\Users\Admin\AppData\Local\Temp\046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4116 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1992
-
-
C:\Users\Admin\AppData\Local\Temp\046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.exe"C:\Users\Admin\AppData\Local\Temp\046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59.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:1408 -
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:1976
-
-
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:3536 -
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:2780
-
-
-
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:2860
-
-
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:1480
-
-
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:4468 -
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:1872
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2368
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1584
-
-
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:4676
-
-
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:3940
-
-
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:3752
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4696
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2264 -
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:3632 -
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:4008
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 8563⤵
- Program crash
PID:2916
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1408 -ip 14081⤵PID:4684
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2272
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
MD5e3b0686ef217338f0a10ec148dd60962
SHA1b0d315ab1112d1441f9cd8075ffbeb2c57274cfd
SHA2566e629acef8d7a72a71f32afa0eca5cd349b07548c03d1a100919183f8ea1dae6
SHA512ecb94a0aece1d60869a8fa2aced87cc91c98f2e8b399266e86bad763975a6132c382157f28061ee10be72c30e7db16cfdb0d909b6f8bd340f197f15ea8de9fb1
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5caa294f643c26ec3efe6f12ac634f951
SHA112724493d983f3adb94a2b8b32691c87208634c0
SHA256883de651512b973b0c12fbff028b545c9385f7ad6326815a6112a94eb29eb23b
SHA512f30a9d4c427cddf807f1d7a9d095235275381cb30207c80ce426e28756536aaca39a4b6a0258bf921f5900039c8ba89af14bf7d2005aefcb58f7e65f5bb69470
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58cf3679d5d1637d591eadd8b57386366
SHA1d2470237fdf56fe9f86eeb90dee854b772fba6e2
SHA2561f632c790e27d55c246124ace24baf1de939db788bd42d174454008e5f94829e
SHA512d59930d1c0fd2f825c9b1ea715b5e666587ecc0d52242a658435347b26ab9cb8d7b6b1d23bbdc6515f4acbd494a1b13170303297b3975112274dd5b6c93e97cb
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d476949cb3778e2b5af2956c2dbe8271
SHA1b1a20a58c0da0ddfb3f42bc21483961973aa9942
SHA256f751dc97aedfadc0c375f507bc3a903d06697bd861b9d8bd38b5373606a033cf
SHA5125fb9fbc3d5fcab107bc5e8560f6334f3cf1ea33cbab9468d8d6bbdd9665c1de62e4d5310208d2c4b9762e86d01b2d49b89ef9a20ad2040398869e225171dc0d1
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD560233e7afa8a5193f8cdbb2a792fef7d
SHA191eb359b82fe3d96df3a84cc414372323233f3b4
SHA25600187a626e3d74542b740fddcd4bfbb7a9ced68b15f261eef6278e0aedab2817
SHA512e3602818511bbc911ce395761ae0867a1547eda747ba8464432d57073956308b67bc29aa57c80bb2be95ef1e1c2ef0fbd7f4363ebf55206722faa78b2469a447
-
Filesize
4.2MB
MD577a31150a6ccc1ed7e58453a12e0de4d
SHA1e8607a714ba825bacc331d0929b7bb31149be2e2
SHA256046c045dedd8b19fcd73a195279ee98323111868424d06f026a94c54f1d09c59
SHA51286e96f6492f0b90468b3fee338295a51e384928479c3ffb55dc807658ea421b1284736c3aeb894f3045a794f2c54149f0f2480182b09ccfc77e5d7061dc5b1f3
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec