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Analysis
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max time kernel
149s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14/05/2024, 23:48
Static task
static1
Behavioral task
behavioral1
Sample
7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe
Resource
win10v2004-20240508-en
General
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Target
7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe
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Size
4.1MB
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MD5
4c2f6d863d77d9ccbd3a25634ceb6417
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SHA1
599cc027c70d9ba7e8ece563d19f230454dc8678
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SHA256
7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07
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SHA512
65d6ccc45ba4dac41d9aba8a6637c0820f6dcce4199155c36ea8a2c3976e5a81fbc1292f7e839b09c78dbfd2dd6618841119374811b4bb85eaaa0c86eecaad47
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SSDEEP
98304:NOEQv7p1EKwgW7O4vptwZo6T+WO0dzEY6Kk7ob384km+FfOK:Nr2p15ulARrO0d7kw84IGK
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2284-2-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/2284-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2284-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2284-55-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/4596-58-0x0000000002D50000-0x000000000363B000-memory.dmp family_glupteba behavioral1/memory/4596-131-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4596-191-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-254-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/456-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1236 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 456 csrss.exe 4120 injector.exe 4520 windefender.exe 764 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000233c7-225.dat upx behavioral1/memory/4520-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4520-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/764-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/764-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/764-248-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2084 sc.exe -
pid Process 5108 powershell.exe 2728 powershell.exe 4348 powershell.exe 652 powershell.exe 5024 powershell.exe 2644 powershell.exe 1928 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 2632 schtasks.exe 3424 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,-1021 = "Bangladesh Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti 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,-1862 = "Russia TZ 6 Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.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" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan 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" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.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,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2644 powershell.exe 2644 powershell.exe 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 1928 powershell.exe 1928 powershell.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 5108 powershell.exe 5108 powershell.exe 2728 powershell.exe 2728 powershell.exe 4348 powershell.exe 4348 powershell.exe 652 powershell.exe 652 powershell.exe 5024 powershell.exe 5024 powershell.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 456 csrss.exe 456 csrss.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 456 csrss.exe 456 csrss.exe 4120 injector.exe 4120 injector.exe 456 csrss.exe 456 csrss.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe 4120 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2644 powershell.exe Token: SeDebugPrivilege 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Token: SeImpersonatePrivilege 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe Token: SeDebugPrivilege 1928 powershell.exe Token: SeDebugPrivilege 5108 powershell.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 652 powershell.exe Token: SeDebugPrivilege 5024 powershell.exe Token: SeSystemEnvironmentPrivilege 456 csrss.exe Token: SeSecurityPrivilege 2084 sc.exe Token: SeSecurityPrivilege 2084 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2284 wrote to memory of 2644 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 86 PID 2284 wrote to memory of 2644 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 86 PID 2284 wrote to memory of 2644 2284 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 86 PID 4596 wrote to memory of 1928 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 91 PID 4596 wrote to memory of 1928 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 91 PID 4596 wrote to memory of 1928 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 91 PID 4596 wrote to memory of 2144 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 93 PID 4596 wrote to memory of 2144 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 93 PID 2144 wrote to memory of 1236 2144 cmd.exe 95 PID 2144 wrote to memory of 1236 2144 cmd.exe 95 PID 4596 wrote to memory of 5108 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 96 PID 4596 wrote to memory of 5108 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 96 PID 4596 wrote to memory of 5108 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 96 PID 4596 wrote to memory of 2728 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 98 PID 4596 wrote to memory of 2728 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 98 PID 4596 wrote to memory of 2728 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 98 PID 4596 wrote to memory of 456 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 100 PID 4596 wrote to memory of 456 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 100 PID 4596 wrote to memory of 456 4596 7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe 100 PID 456 wrote to memory of 4348 456 csrss.exe 101 PID 456 wrote to memory of 4348 456 csrss.exe 101 PID 456 wrote to memory of 4348 456 csrss.exe 101 PID 456 wrote to memory of 652 456 csrss.exe 107 PID 456 wrote to memory of 652 456 csrss.exe 107 PID 456 wrote to memory of 652 456 csrss.exe 107 PID 456 wrote to memory of 5024 456 csrss.exe 110 PID 456 wrote to memory of 5024 456 csrss.exe 110 PID 456 wrote to memory of 5024 456 csrss.exe 110 PID 456 wrote to memory of 4120 456 csrss.exe 113 PID 456 wrote to memory of 4120 456 csrss.exe 113 PID 4520 wrote to memory of 1276 4520 windefender.exe 119 PID 4520 wrote to memory of 1276 4520 windefender.exe 119 PID 4520 wrote to memory of 1276 4520 windefender.exe 119 PID 1276 wrote to memory of 2084 1276 cmd.exe 120 PID 1276 wrote to memory of 2084 1276 cmd.exe 120 PID 1276 wrote to memory of 2084 1276 cmd.exe 120 -
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\7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe"C:\Users\Admin\AppData\Local\Temp\7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2644
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C:\Users\Admin\AppData\Local\Temp\7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.exe"C:\Users\Admin\AppData\Local\Temp\7eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07.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:4596 -
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:1928
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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:2144 -
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:1236
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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:5108
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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:2728
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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:456 -
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:4348
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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:2632
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4088
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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:652
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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:5024
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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:4120
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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:3424
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4520 -
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:1276 -
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:2084
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:764
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
MD53f7acb3cb6151bbb67e16b10cff70e3e
SHA1e31b262eb3bbb5d5f97ba46263f6e582ed69ac19
SHA256f1b40c5bbd6f0eb73c9a1d288a0d60d020fbf20d384d8f8b60e4fb602c0286f7
SHA512b76f6ce45ed15e4e53b58547e7f13710bc7d9e9ef07e9621eb0cf423181837513aba9b9c66f295f57ba5383a1bb82892ea17a152cc5ff42a2454b0b948e5027e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577d931b1f9745df5a8e929217d228081
SHA14fe9236c769eda4f534a62d123b8595f9015afb7
SHA25620e8c870e0466ce9533a54645896009b6edfab724c1ac293caa7186319baf912
SHA512061ef519fcc8083fd9ca9bfeb5aa98274b2e5a3853f7d64392183ce49805cb349ad655cbba4b210deb510635f79ccfb35f5d2ffb79fcafc04d4fc3d70c44bb6b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD538d4fc6d35576de4d32b0c308b98fa16
SHA15a79777186e4b010143163a6a0f373591642851f
SHA2567afbdf098c05e8af6cfab57e74dbc9b83ba04912d854f0d3385ecf6c1b040060
SHA512256c723e5865757f197eb14bf62f90b6c0058728ce6207e31f0a8066097b921c42154297737633e2b90532ec405643b54f23ad42231db4092ed6f6c82ba07b6d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c7db3b095765ae45e5fe5876f8192ec4
SHA1ed00aae8afe8975d9318a65542ef8516afe649c4
SHA256df39912a466b3205cf5db2b70cd41a6a9d2a80a9949d20c0dcca059f9cf5e74e
SHA512c6bbe28dfce4529f832af3c0f83cfe6c2b80febd3696138c0d65fd8d6c2a6ddd2dd8d275467a8807912aaa7fc7b63619d19d40225f251b575d73b08f97420835
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a5a4c102a6763996a69945c6e3843b5
SHA113c623c9826bb9eb4113f9976dc598e29d94b643
SHA2568cab416bcc3b47ee9ff44749a62a55946e072220803d37bfeac95075177a80ae
SHA5121b90145096a87a15ad5588db7e125fbb0aa30c17091812c0636ffa56f495dfc19fcd8ee0aa0adf61184d8d89857fdc068120ba2c318ac03830b8dca78704c501
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Filesize
4.1MB
MD54c2f6d863d77d9ccbd3a25634ceb6417
SHA1599cc027c70d9ba7e8ece563d19f230454dc8678
SHA2567eab7041fc7db3760b71f2dbc4e89fbe8e9f15bb4aa128bad496b2c32c33ef07
SHA51265d6ccc45ba4dac41d9aba8a6637c0820f6dcce4199155c36ea8a2c3976e5a81fbc1292f7e839b09c78dbfd2dd6618841119374811b4bb85eaaa0c86eecaad47
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec