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Analysis
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max time kernel
149s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 05:40
Static task
static1
Behavioral task
behavioral1
Sample
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe
Resource
win10v2004-20240508-en
General
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Target
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe
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Size
4.1MB
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MD5
1e623d7c4721c380f4e652eb98b61aba
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SHA1
91b7de52a45b05efa710242b6dd54bb6dac41749
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SHA256
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1
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SHA512
1afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4
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SSDEEP
98304:cWlQWNKQPwrulMpohZQjk4lnBk2/sgseYryCqOgI7KD2bsOvJZ+2+Y6:cW16ulMesXlnBp/sjruCqmtIOval
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3092-2-0x00000000044C0000-0x0000000004DAB000-memory.dmp family_glupteba behavioral1/memory/3092-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3092-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3092-57-0x00000000044C0000-0x0000000004DAB000-memory.dmp family_glupteba behavioral1/memory/3092-55-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4820-133-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-218-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-227-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-229-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-231-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-233-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-235-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-237-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-239-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-241-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-242-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-245-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-247-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral1/memory/4964-249-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3760 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4964 csrss.exe 2756 injector.exe 2924 windefender.exe 2212 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233fe-221.dat upx behavioral1/memory/2924-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2924-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2212-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2212-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe File created C:\Windows\rss\csrss.exe d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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 3988 sc.exe -
pid Process 1728 powershell.exe 4764 powershell.exe 1208 powershell.exe 3336 powershell.exe 3012 powershell.exe 3684 powershell.exe 1096 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1632 3092 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4380 schtasks.exe 1980 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\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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,-841 = "Argentina Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard 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" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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\CA\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1728 powershell.exe 1728 powershell.exe 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4764 powershell.exe 4764 powershell.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 1208 powershell.exe 1208 powershell.exe 3336 powershell.exe 3336 powershell.exe 3012 powershell.exe 3012 powershell.exe 3684 powershell.exe 3684 powershell.exe 1096 powershell.exe 1096 powershell.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 4964 csrss.exe 4964 csrss.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 4964 csrss.exe 4964 csrss.exe 2756 injector.exe 2756 injector.exe 4964 csrss.exe 4964 csrss.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe 2756 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1728 powershell.exe Token: SeDebugPrivilege 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Token: SeImpersonatePrivilege 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Token: SeDebugPrivilege 4764 powershell.exe Token: SeDebugPrivilege 1208 powershell.exe Token: SeDebugPrivilege 3336 powershell.exe Token: SeDebugPrivilege 3012 powershell.exe Token: SeDebugPrivilege 3684 powershell.exe Token: SeDebugPrivilege 1096 powershell.exe Token: SeSystemEnvironmentPrivilege 4964 csrss.exe Token: SeSecurityPrivilege 3988 sc.exe Token: SeSecurityPrivilege 3988 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3092 wrote to memory of 1728 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 85 PID 3092 wrote to memory of 1728 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 85 PID 3092 wrote to memory of 1728 3092 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 85 PID 4820 wrote to memory of 4764 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 99 PID 4820 wrote to memory of 4764 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 99 PID 4820 wrote to memory of 4764 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 99 PID 4820 wrote to memory of 4268 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 103 PID 4820 wrote to memory of 4268 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 103 PID 4268 wrote to memory of 3760 4268 cmd.exe 105 PID 4268 wrote to memory of 3760 4268 cmd.exe 105 PID 4820 wrote to memory of 1208 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 107 PID 4820 wrote to memory of 1208 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 107 PID 4820 wrote to memory of 1208 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 107 PID 4820 wrote to memory of 3336 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 109 PID 4820 wrote to memory of 3336 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 109 PID 4820 wrote to memory of 3336 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 109 PID 4820 wrote to memory of 4964 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 111 PID 4820 wrote to memory of 4964 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 111 PID 4820 wrote to memory of 4964 4820 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 111 PID 4964 wrote to memory of 3012 4964 csrss.exe 112 PID 4964 wrote to memory of 3012 4964 csrss.exe 112 PID 4964 wrote to memory of 3012 4964 csrss.exe 112 PID 4964 wrote to memory of 3684 4964 csrss.exe 118 PID 4964 wrote to memory of 3684 4964 csrss.exe 118 PID 4964 wrote to memory of 3684 4964 csrss.exe 118 PID 4964 wrote to memory of 1096 4964 csrss.exe 120 PID 4964 wrote to memory of 1096 4964 csrss.exe 120 PID 4964 wrote to memory of 1096 4964 csrss.exe 120 PID 4964 wrote to memory of 2756 4964 csrss.exe 122 PID 4964 wrote to memory of 2756 4964 csrss.exe 122 PID 2924 wrote to memory of 1960 2924 windefender.exe 129 PID 2924 wrote to memory of 1960 2924 windefender.exe 129 PID 2924 wrote to memory of 1960 2924 windefender.exe 129 PID 1960 wrote to memory of 3988 1960 cmd.exe 130 PID 1960 wrote to memory of 3988 1960 cmd.exe 130 PID 1960 wrote to memory of 3988 1960 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\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1728
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C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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:4820 -
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:4764
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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:4268 -
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:3760
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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:1208
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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:3336
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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:4964 -
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:3012
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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:4380
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2612
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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:3684
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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:1096
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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:2756
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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:1980
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2924 -
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:1960 -
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:3988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3092 -s 8042⤵
- Program crash
PID:1632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3092 -ip 30921⤵PID:4488
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2212
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
MD5fa73636f95acc4659037597148cad49a
SHA174dfd2743efa19e7a748732e18d8032caf005860
SHA2563ca7aecc45dfca0cd3044552d5d4c76179bd55475ebee7916531f35cef1743b2
SHA5122eb77500a6f42656711dfbac202ac0c7c44b87329c802942fac45c3448ccb82edfcc60081bba56024b09a35afd8c995f4a242ecbe30fb47c2b9702e4f2d7326d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5be38299046625d7c4823775dfde16f47
SHA1e966e8a6ecde0bcceedad8f6f2193632bc0464d8
SHA2562e2b01022ca4eff10cbc82cccc48d8d6a6ad297995e4bc382f62701e19fa4d2f
SHA51216ccd50b5827942b9f4f64e5b2f9f90907fa163217f24e0ed79371004d67d3bf2bd3af64204d134f1388d46611cb37668d5927439c66f3518bf679f0c917fa56
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51eb2890e9b944d206ce547681fc431d9
SHA10a8e5799b2a8e13a617d4a69694d026e864253ff
SHA2569738f8473712e976671027b78ab89503f1f99a46813b7dbd5dd4e312c966926a
SHA512cc8a26728f3675da253a201db3713754ac5d35612cee006433e38d0abd2e4c95c98b4d27350d029fec09a6dce90e8e5d2ac6eaabda3d9ab7bd4a5f354013ce47
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57c0ae210d4e7dadee78499361ac2b3c4
SHA1c2d3460d2ac6d678e8c2f788ad76275e84ad429b
SHA256cba1755f2cbf284425122cf9767324c4f7b7df1e8c7281fc2deccd6ac43b6bc6
SHA512c5b9a227b6f5bd5e34fecf7438e0e7954e32b350b06dbeabac58e6030b3208f4af7ad90c0de74ea90009d5279a3a3affa265003fb01d0dfae003577146e321a8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD589a5c7ad4e52c48dfde3609fe66a1eb2
SHA11078c15da3e1e7b8c892716b100f44c4c506d400
SHA256d6b8d3a25ba39c308e8ee46fe925e7d109ab887488a503ceda71d2c58369a526
SHA51283683bb80b8ba76378f0095c22b07ea548bb73a39962fdc0e40358c46317f0aede7251dc7f93d699d8eb4cffd79c2566388edc89e25fff3ed9cfd086c268c4b2
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Filesize
4.1MB
MD51e623d7c4721c380f4e652eb98b61aba
SHA191b7de52a45b05efa710242b6dd54bb6dac41749
SHA256d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1
SHA5121afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec