Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 19:50
Static task
static1
Behavioral task
behavioral1
Sample
c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe
Resource
win10v2004-20240426-en
General
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Target
c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe
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Size
4.1MB
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MD5
9ea24ef45f8d7e9fdd9a67b36648c801
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SHA1
262a55dfa36ef8cd40a0c5d05afc6eb8b84fc369
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SHA256
c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61
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SHA512
e155784075b1553bd6ec62fdb7be3e38d784cf60f236b8a3e449b0c637b8ee5efba59aa5d22a0532de8ea1d94dd6e216868a045aa0cde6baa0f53e217d575d83
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SSDEEP
98304:lwBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpD:lwqoWyv4yANjKQa7oB
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/828-2-0x0000000004F80000-0x000000000586B000-memory.dmp family_glupteba behavioral1/memory/828-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/828-26-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/828-58-0x0000000004F80000-0x000000000586B000-memory.dmp family_glupteba behavioral1/memory/828-57-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/828-69-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1760-98-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/1760-140-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-189-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-222-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-233-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-237-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-241-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-245-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-249-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-253-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-257-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-261-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5020-265-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3252 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5020 csrss.exe 2292 injector.exe 2700 windefender.exe 3488 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023429-225.dat upx behavioral1/memory/2700-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3488-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2700-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3488-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3488-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3488-255-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File 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 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe File created C:\Windows\rss\csrss.exe c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5028 sc.exe -
pid Process 4768 powershell.exe 3708 powershell.exe 4456 powershell.exe 3968 powershell.exe 1356 powershell.exe 1384 powershell.exe 2316 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 1304 schtasks.exe 756 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.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\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.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,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.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,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.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" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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,-372 = "Jerusalem Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3968 powershell.exe 3968 powershell.exe 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1356 powershell.exe 1356 powershell.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 1384 powershell.exe 1384 powershell.exe 2316 powershell.exe 2316 powershell.exe 4768 powershell.exe 4768 powershell.exe 3708 powershell.exe 3708 powershell.exe 4456 powershell.exe 4456 powershell.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 5020 csrss.exe 5020 csrss.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 5020 csrss.exe 5020 csrss.exe 2292 injector.exe 2292 injector.exe 5020 csrss.exe 5020 csrss.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe 2292 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3968 powershell.exe Token: SeDebugPrivilege 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Token: SeImpersonatePrivilege 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe Token: SeDebugPrivilege 1356 powershell.exe Token: SeDebugPrivilege 1384 powershell.exe Token: SeDebugPrivilege 2316 powershell.exe Token: SeDebugPrivilege 4768 powershell.exe Token: SeDebugPrivilege 3708 powershell.exe Token: SeDebugPrivilege 4456 powershell.exe Token: SeSystemEnvironmentPrivilege 5020 csrss.exe Token: SeSecurityPrivilege 5028 sc.exe Token: SeSecurityPrivilege 5028 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 828 wrote to memory of 3968 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 95 PID 828 wrote to memory of 3968 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 95 PID 828 wrote to memory of 3968 828 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 95 PID 1760 wrote to memory of 1356 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 101 PID 1760 wrote to memory of 1356 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 101 PID 1760 wrote to memory of 1356 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 101 PID 1760 wrote to memory of 5016 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 103 PID 1760 wrote to memory of 5016 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 103 PID 5016 wrote to memory of 3252 5016 cmd.exe 105 PID 5016 wrote to memory of 3252 5016 cmd.exe 105 PID 1760 wrote to memory of 1384 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 106 PID 1760 wrote to memory of 1384 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 106 PID 1760 wrote to memory of 1384 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 106 PID 1760 wrote to memory of 2316 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 108 PID 1760 wrote to memory of 2316 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 108 PID 1760 wrote to memory of 2316 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 108 PID 1760 wrote to memory of 5020 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 111 PID 1760 wrote to memory of 5020 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 111 PID 1760 wrote to memory of 5020 1760 c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe 111 PID 5020 wrote to memory of 4768 5020 csrss.exe 113 PID 5020 wrote to memory of 4768 5020 csrss.exe 113 PID 5020 wrote to memory of 4768 5020 csrss.exe 113 PID 5020 wrote to memory of 3708 5020 csrss.exe 118 PID 5020 wrote to memory of 3708 5020 csrss.exe 118 PID 5020 wrote to memory of 3708 5020 csrss.exe 118 PID 5020 wrote to memory of 4456 5020 csrss.exe 121 PID 5020 wrote to memory of 4456 5020 csrss.exe 121 PID 5020 wrote to memory of 4456 5020 csrss.exe 121 PID 5020 wrote to memory of 2292 5020 csrss.exe 123 PID 5020 wrote to memory of 2292 5020 csrss.exe 123 PID 2700 wrote to memory of 4696 2700 windefender.exe 129 PID 2700 wrote to memory of 4696 2700 windefender.exe 129 PID 2700 wrote to memory of 4696 2700 windefender.exe 129 PID 4696 wrote to memory of 5028 4696 cmd.exe 130 PID 4696 wrote to memory of 5028 4696 cmd.exe 130 PID 4696 wrote to memory of 5028 4696 cmd.exe 130 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe"C:\Users\Admin\AppData\Local\Temp\c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3968
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C:\Users\Admin\AppData\Local\Temp\c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.exe"C:\Users\Admin\AppData\Local\Temp\c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61.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:1760 -
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:1356
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:5016 -
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:3252
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1384
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2316
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020 -
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:4768
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1304
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1896
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3708
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4456
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2292
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:756
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2700 -
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:4696 -
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:5028
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3488
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fd96e1a20037e8514cfebd3bebb7af26
SHA139274fc26265d8dc9ccbf77f18a5cb85d5bc3a4d
SHA256e34a1b0f8ac6cd05b9a31f421f3af2f3292cb677dc2b114dbb69f5682960ef96
SHA512df8acc1623bd530389436ac4a78a7e6c3b2301a9c1b4bd132fed2e08513889fea6c60ee66e35ceca80e03edcb8a0ad0cb0a196a0fc5503b4652d540215072209
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50aad4ad7e2d98e89b67e128b53bd6d97
SHA15e7043805395eb415e78c990698e4a2a2d388f3b
SHA256fb634058c338714c6a2a0be1557284d62b5f82cd66a0606e60e3e0aac5e34b20
SHA5125bcbca3797bc99b832778f98afd697a36676090b96ca32f679e04271bc946708a047403fe48192265a2dfc2922b46a6d3363ebf9c083b2b82d6979042804fd08
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55136762fc715aa84ed8b11783b0274f4
SHA15b532019453bbe3b4b113263b7660db723bb2a24
SHA2563f5780d1ca34dea26919b484f046d4478462879f4bb96aa8b8489a976242ca54
SHA512957d69fa0b58b89cc9cddf8037686198c42e2a67a16fdd95b94afccec04fc00f8f985424aa880ea228c0e3c720c09aa2c48e070da3949887695a67e6f03a1f2b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5827f574b5c226ef79e36f26d97e4077d
SHA16c1bfda1b410d34612b0c046763c4670e57e2d4e
SHA256d03cdf8decf32d57618688a3aaab145f733c048ccb7bff160f751b516f19bc31
SHA5121c3103ab76afd51a6861c828238bde6939611db0f945575093301bbffc8fce4ef4e928aefc13277becb52854dbbd7e26f0f69f42e92844b45b1078bf7c3dba1f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50531ebf6eb021494c6fb88e9bcc64453
SHA1607ae66c5b2ab5a657cca0155ee1d42eb680d4b0
SHA256ba589ec38fd590cbb1fc55b201a62c6912e2a6ebf3cddd080101524c8f2d3ba3
SHA512e1a90d4b63500f77f0ade7cdd7108c9af92448083266f054002a40483b0ad62a43e46a6dbe407926338e4b7d69c693273a32fb04878f00326cf7695a4d9066e1
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Filesize
4.1MB
MD59ea24ef45f8d7e9fdd9a67b36648c801
SHA1262a55dfa36ef8cd40a0c5d05afc6eb8b84fc369
SHA256c84536566bd6a86e810f22e48e6079a76e2bac8c3468bad0c5618bd57789ac61
SHA512e155784075b1553bd6ec62fdb7be3e38d784cf60f236b8a3e449b0c637b8ee5efba59aa5d22a0532de8ea1d94dd6e216868a045aa0cde6baa0f53e217d575d83
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec