Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/05/2024, 19:28
Static task
static1
Behavioral task
behavioral1
Sample
ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe
Resource
win10v2004-20240508-en
General
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Target
ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe
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Size
4.1MB
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MD5
387fe7531bfac16c30d971892520ba53
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SHA1
d8d12ae258523c625cfc1550b2a96ec7cc39d146
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SHA256
ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e
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SHA512
571cf0da7c5081a2c5088d8586a6c15723f6b3366d29263f3dbb7421a510ff4d260528559faabaf5f005ab03abe5ca02bef6dba7f4863f3f98cd1555a6050898
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SSDEEP
98304:twBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpa:twqoWyv4yANjKQa7oU
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2672-2-0x0000000005040000-0x000000000592B000-memory.dmp family_glupteba behavioral2/memory/2672-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2672-40-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2672-53-0x0000000005040000-0x000000000592B000-memory.dmp family_glupteba behavioral2/memory/2672-52-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2672-76-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4756-75-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/4756-124-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-128-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-197-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-210-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-215-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-218-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-221-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-224-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-227-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-230-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-233-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2732-236-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2400 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2732 csrss.exe 3816 injector.exe 4056 windefender.exe 568 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa08-206.dat upx behavioral2/memory/4056-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/568-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4056-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/568-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/568-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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\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 File created 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 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.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 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe File created C:\Windows\rss\csrss.exe ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.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 244 sc.exe -
pid Process 612 powershell.exe 2176 powershell.exe 2616 powershell.exe 540 powershell.exe 1420 powershell.exe 3044 powershell.exe 2724 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 4572 schtasks.exe 4964 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,-132 = "US Eastern Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.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,-982 = "Kamchatka Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.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,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight 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\TrustedPeople\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,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 540 powershell.exe 540 powershell.exe 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 1420 powershell.exe 1420 powershell.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 3044 powershell.exe 3044 powershell.exe 2724 powershell.exe 2724 powershell.exe 612 powershell.exe 612 powershell.exe 2176 powershell.exe 2176 powershell.exe 2616 powershell.exe 2616 powershell.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 2732 csrss.exe 2732 csrss.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 2732 csrss.exe 2732 csrss.exe 3816 injector.exe 3816 injector.exe 2732 csrss.exe 2732 csrss.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe 3816 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 540 powershell.exe Token: SeDebugPrivilege 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Token: SeImpersonatePrivilege 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe Token: SeDebugPrivilege 1420 powershell.exe Token: SeDebugPrivilege 3044 powershell.exe Token: SeDebugPrivilege 2724 powershell.exe Token: SeDebugPrivilege 612 powershell.exe Token: SeDebugPrivilege 2176 powershell.exe Token: SeDebugPrivilege 2616 powershell.exe Token: SeSystemEnvironmentPrivilege 2732 csrss.exe Token: SeSecurityPrivilege 244 sc.exe Token: SeSecurityPrivilege 244 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2672 wrote to memory of 540 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 82 PID 2672 wrote to memory of 540 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 82 PID 2672 wrote to memory of 540 2672 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 82 PID 4756 wrote to memory of 1420 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 87 PID 4756 wrote to memory of 1420 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 87 PID 4756 wrote to memory of 1420 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 87 PID 4756 wrote to memory of 3332 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 89 PID 4756 wrote to memory of 3332 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 89 PID 3332 wrote to memory of 2400 3332 cmd.exe 91 PID 3332 wrote to memory of 2400 3332 cmd.exe 91 PID 4756 wrote to memory of 3044 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 92 PID 4756 wrote to memory of 3044 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 92 PID 4756 wrote to memory of 3044 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 92 PID 4756 wrote to memory of 2724 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 94 PID 4756 wrote to memory of 2724 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 94 PID 4756 wrote to memory of 2724 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 94 PID 4756 wrote to memory of 2732 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 96 PID 4756 wrote to memory of 2732 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 96 PID 4756 wrote to memory of 2732 4756 ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe 96 PID 2732 wrote to memory of 612 2732 csrss.exe 97 PID 2732 wrote to memory of 612 2732 csrss.exe 97 PID 2732 wrote to memory of 612 2732 csrss.exe 97 PID 2732 wrote to memory of 2176 2732 csrss.exe 102 PID 2732 wrote to memory of 2176 2732 csrss.exe 102 PID 2732 wrote to memory of 2176 2732 csrss.exe 102 PID 2732 wrote to memory of 2616 2732 csrss.exe 105 PID 2732 wrote to memory of 2616 2732 csrss.exe 105 PID 2732 wrote to memory of 2616 2732 csrss.exe 105 PID 2732 wrote to memory of 3816 2732 csrss.exe 107 PID 2732 wrote to memory of 3816 2732 csrss.exe 107 PID 4056 wrote to memory of 564 4056 windefender.exe 113 PID 4056 wrote to memory of 564 4056 windefender.exe 113 PID 4056 wrote to memory of 564 4056 windefender.exe 113 PID 564 wrote to memory of 244 564 cmd.exe 114 PID 564 wrote to memory of 244 564 cmd.exe 114 PID 564 wrote to memory of 244 564 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe"C:\Users\Admin\AppData\Local\Temp\ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:540
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C:\Users\Admin\AppData\Local\Temp\ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.exe"C:\Users\Admin\AppData\Local\Temp\ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e.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:4756 -
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:1420
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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:3332 -
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:2400
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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:3044
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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:2724
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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:2732 -
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:612
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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:4572
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2124
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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:2176
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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:2616
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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:3816
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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:4964
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4056 -
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:564 -
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:244
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:568
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b530519eddb6b9b91ecfdd999bcab41d
SHA18ab07331e97086b2e9c3fcd994b605ce0993a22f
SHA256de1dbed2b15ccd0cdc71c5b8f7bada57f031c19cde62950516e2d93379c626c0
SHA512d170f706f875d8d4af5d58e034d5d6f55dc67a3a6d41dc422640916822196b02eda2a6bec73493955db849f091ba5edc69486fa4e885094ccdaafc36187b7e4f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aad172716ed2d81b03df871307b1c3c8
SHA1fa56d474958cf36d0a00b014ee7216271fb7e47e
SHA256aec4e2c9f1e1e55229d89f290947cbb06d16666ce8a7c2bb7ab781330c9a64f3
SHA51215b9118a6d1b49838366e95cc311eb12fc67373ffb6955784adc5d0dcf12878d05938411a13819b3756d5e2b787d46cc0aeaa99cf85ccc999335cc7200e2cf27
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59c380308f085d046e7d469342a12ca2c
SHA1300117d651afb6062bb07e42a70fa2f6919cc3e6
SHA2569d220c9052d753a6a7f41648683e5d7ec7399c3155de00075d9edae2cf6aabe4
SHA512eb73dffa1ac1712ac2f56ff6881f9644af325edcdfad855d0d865e7ff9c5bbf8b70326e24ce3947bd5e7fde1b93c2934d2467af733e59c9dd331eeb6dfad1267
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD520858b077bdcea490f8ef1bb39ff37ac
SHA159b66457b6abda1885f1844da8e2845a53627f08
SHA256645b13cd332a7383881d30c184dc130c0996779342c7be38683b1074284e910e
SHA512438d57093351c8b564ba75d25b015e29720153a18cb7a580253a3395cf55e0eb031f17c9d076053ef30a51187c4199e9428f603413e0554777129fe152cbd4d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5844ed984bb2cc043a00711548996b476
SHA14db69a34573701bd1939ba05c09c728742e1940a
SHA256b9c6705cafc3f4dcfa818b54963619f6080d1a16775464cf355d9407c294699b
SHA512ac52317ce0f6f3a876a88f782d7a53f346e7934b69f21ecfb068697b551274ef7719535a886ae0acce84efe84ab02774c800a01fc141c184fd9a02d23a4001e5
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Filesize
4.1MB
MD5387fe7531bfac16c30d971892520ba53
SHA1d8d12ae258523c625cfc1550b2a96ec7cc39d146
SHA256ee2379552dfa15ba3ad43d75425ac00626db3c41cd26b3106f6d26f4d5d5299e
SHA512571cf0da7c5081a2c5088d8586a6c15723f6b3366d29263f3dbb7421a510ff4d260528559faabaf5f005ab03abe5ca02bef6dba7f4863f3f98cd1555a6050898
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec