Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 19:54
Static task
static1
Behavioral task
behavioral1
Sample
0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe
Resource
win10v2004-20240426-en
General
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Target
0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe
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Size
4.1MB
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MD5
e2cc85cf3171dd1912afcab104ffc4fd
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SHA1
e57c561b41d6e31ecd29dd6c2c888be152472fbe
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SHA256
0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b
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SHA512
28026cf3d1593ff34f682b5850d1ee39a94fd4e3f3a6b7e767b2496f8a0e9f77f63a7acd2c9a2452420cecaba05d5c4da687e02a14f23cf42cd676616ce4fe31
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SSDEEP
49152:NKSHQE6bCrQt9J2m6qYk0f+BzgqdGFArOOO8EeNSlBbqHPgo81vjAIlxiZQJw8:N1wCr5kG+hEArjFEeNSldQg15xmh8
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4552-2-0x0000000004CB0000-0x000000000559B000-memory.dmp family_glupteba behavioral1/memory/4552-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4552-145-0x0000000004CB0000-0x000000000559B000-memory.dmp family_glupteba behavioral1/memory/4552-144-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/4552-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4136-213-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-227-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-235-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-239-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-243-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-247-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-251-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-259-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-263-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-267-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/768-271-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1168 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 768 csrss.exe 664 injector.exe 1888 windefender.exe 2068 windefender.exe -
resource yara_rule behavioral1/files/0x000700000002343b-219.dat upx behavioral1/memory/1888-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1888-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2068-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2068-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2068-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2068-249-0x0000000000400000-0x00000000008DF000-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\"" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.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 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 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 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe File created C:\Windows\rss\csrss.exe 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.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 3548 sc.exe -
pid Process 1432 powershell.exe 832 powershell.exe 1216 powershell.exe 3624 powershell.exe 2404 powershell.exe 4716 powershell.exe 2632 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 1196 schtasks.exe 4444 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.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,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.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,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight 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,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3624 powershell.exe 3624 powershell.exe 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 2404 powershell.exe 2404 powershell.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 4716 powershell.exe 4716 powershell.exe 2632 powershell.exe 2632 powershell.exe 1432 powershell.exe 1432 powershell.exe 1432 powershell.exe 832 powershell.exe 832 powershell.exe 832 powershell.exe 1216 powershell.exe 1216 powershell.exe 1216 powershell.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 768 csrss.exe 768 csrss.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 768 csrss.exe 768 csrss.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 768 csrss.exe 768 csrss.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe 664 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3624 powershell.exe Token: SeDebugPrivilege 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Token: SeImpersonatePrivilege 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe Token: SeDebugPrivilege 2404 powershell.exe Token: SeDebugPrivilege 4716 powershell.exe Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 1432 powershell.exe Token: SeDebugPrivilege 832 powershell.exe Token: SeDebugPrivilege 1216 powershell.exe Token: SeSystemEnvironmentPrivilege 768 csrss.exe Token: SeSecurityPrivilege 3548 sc.exe Token: SeSecurityPrivilege 3548 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4552 wrote to memory of 3624 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 86 PID 4552 wrote to memory of 3624 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 86 PID 4552 wrote to memory of 3624 4552 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 86 PID 4136 wrote to memory of 2404 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 95 PID 4136 wrote to memory of 2404 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 95 PID 4136 wrote to memory of 2404 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 95 PID 4136 wrote to memory of 1484 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 102 PID 4136 wrote to memory of 1484 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 102 PID 1484 wrote to memory of 1168 1484 cmd.exe 104 PID 1484 wrote to memory of 1168 1484 cmd.exe 104 PID 4136 wrote to memory of 4716 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 105 PID 4136 wrote to memory of 4716 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 105 PID 4136 wrote to memory of 4716 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 105 PID 4136 wrote to memory of 2632 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 107 PID 4136 wrote to memory of 2632 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 107 PID 4136 wrote to memory of 2632 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 107 PID 4136 wrote to memory of 768 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 111 PID 4136 wrote to memory of 768 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 111 PID 4136 wrote to memory of 768 4136 0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe 111 PID 768 wrote to memory of 1432 768 csrss.exe 112 PID 768 wrote to memory of 1432 768 csrss.exe 112 PID 768 wrote to memory of 1432 768 csrss.exe 112 PID 768 wrote to memory of 832 768 csrss.exe 118 PID 768 wrote to memory of 832 768 csrss.exe 118 PID 768 wrote to memory of 832 768 csrss.exe 118 PID 768 wrote to memory of 1216 768 csrss.exe 120 PID 768 wrote to memory of 1216 768 csrss.exe 120 PID 768 wrote to memory of 1216 768 csrss.exe 120 PID 768 wrote to memory of 664 768 csrss.exe 122 PID 768 wrote to memory of 664 768 csrss.exe 122 PID 1888 wrote to memory of 4016 1888 windefender.exe 128 PID 1888 wrote to memory of 4016 1888 windefender.exe 128 PID 1888 wrote to memory of 4016 1888 windefender.exe 128 PID 4016 wrote to memory of 3548 4016 cmd.exe 129 PID 4016 wrote to memory of 3548 4016 cmd.exe 129 PID 4016 wrote to memory of 3548 4016 cmd.exe 129 -
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\0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe"C:\Users\Admin\AppData\Local\Temp\0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3624
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C:\Users\Admin\AppData\Local\Temp\0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.exe"C:\Users\Admin\AppData\Local\Temp\0b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b.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:4136 -
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:2404
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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:1484 -
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:1168
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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:4716
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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:2632
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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:768 -
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:1432
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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:4444
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1652
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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:832
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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:1216
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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:664
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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:1196
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1888 -
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:4016 -
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:3548
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2068
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
MD56afb61a8b13352a3580beaa696cee024
SHA14ef323471499c5ea284eb6cba200cadc9f365c75
SHA2561ad16085cdbbaf949128db2ddbf509fe7b5d2f39d2f164a78a85382d509c63ee
SHA5129cae97cc1e7341d8e71e7e4b82449e561a1bf5116020791f572b2680bf6cd43e5202e81bb865b338c76d25fbaea75b1624c70530b92181445c132c5e09ef2796
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5828ae5f3bba7e92eac8cfa8107c2204d
SHA16edaa35fa3d3f5f34aa8fa3383705587f49b8da5
SHA256687d9eaf96e073bca405e4326491bc80ffc3315b618a5e190892e4d9ff745bc9
SHA512f09f4a1db156a42c50328d65fb988d1b6155b8217bda5036a7cfd0a4250859b043dee5ee883e1a95eade89df72ca1d54c5030ef78da20f9e0a7dac6b2aa89476
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f982ccd8f26b397b66fccd88dbfb1334
SHA1a1f069e9c43b286c31a9c6714a777d519beca5ce
SHA25605b24a79073ce4a730fa199a64d0109775b2ece61b33901b3f4da546df975f58
SHA5127aa3ee765a0bb34370b4a51cc17317c36c1c5f35152599fc20f281b9712dcad5a8a252a2729174b518456e274546c499d17dd05e17c2eb751d41f687402adfc4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a44b68e246229c05d92ea98bd5ab8348
SHA12f33669e2fd0c6278f3cf3309def819f32238597
SHA25629c7ef969f7c0f39652c3db5f8f1ab06d77b67c474c0754c1c36e1b393447a12
SHA51242e2e2961da8f828152b4431b3f721a3e64c8faeb77d3b053dbcb44b3ba0b41621fadd5c6e822179ba77d80d5aa359c05772598e1ad382eb1ef5699b17bc7634
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58a581435ad964906f82ceedae39cb222
SHA123d6c560ee9f0eb4176ff74616d25d2665da3cba
SHA25611695e6ca5e8d0729a264afda0ce83c314ed8d1cf86e300970db0ce67f47ebb0
SHA5129702abbb6b28b95231a033638c655600d202fe61afc73d74f1e3a80a073d82a23c437c32c2cca7f617a91519aa35a381e63d2c8e9bf1a0b1221e82ccf7aa92ec
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Filesize
4.1MB
MD5e2cc85cf3171dd1912afcab104ffc4fd
SHA1e57c561b41d6e31ecd29dd6c2c888be152472fbe
SHA2560b2ffefdfb1793946d8ae99b92a83abe34a800a8aca5979a46ae8f51f429510b
SHA51228026cf3d1593ff34f682b5850d1ee39a94fd4e3f3a6b7e767b2496f8a0e9f77f63a7acd2c9a2452420cecaba05d5c4da687e02a14f23cf42cd676616ce4fe31
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec