Analysis
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max time kernel
149s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 17:50
Static task
static1
Behavioral task
behavioral1
Sample
2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe
Resource
win10v2004-20240508-en
General
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Target
2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe
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Size
4.1MB
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MD5
fdb5dc85a26d2aa74f762634d86b7b8f
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SHA1
c9c40ab974982eff6a39e3fa13b6ffb0722a51d7
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SHA256
2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7
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SHA512
8fcd96eee55e9fc646f95e1eb74da88b729c0f75eabf9b83712de041aee1f11ee41bb74f013387cf9ba1b34790f90109a318ede811b7eb5b5b3cb50e79205d0a
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SSDEEP
98304:w557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTim/:w5w86GcrCCoczCJiGXN9ZshdAim/
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/2124-2-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/2124-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2124-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2124-55-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/1916-58-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/1916-138-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-222-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1916-223-0x0000000002930000-0x0000000002D34000-memory.dmp family_glupteba behavioral1/memory/1012-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-262-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1012-267-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2520 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1012 csrss.exe 4048 injector.exe 3136 windefender.exe 380 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233df-226.dat upx behavioral1/memory/3136-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/380-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3136-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/380-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/380-241-0x0000000000400000-0x00000000008DF000-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\"" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.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 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 File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log 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 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe -
Drops file in Windows directory 4 IoCs
description ioc Process 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 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe File created C:\Windows\rss\csrss.exe 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2544 sc.exe -
pid Process 5092 powershell.exe 1744 powershell.exe 2984 powershell.exe 3444 powershell.exe 2424 powershell.exe 2980 powershell.exe 2608 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 920 schtasks.exe 2608 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.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\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard 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" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.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,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 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,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.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\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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,-691 = "Tasmania Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2424 powershell.exe 2424 powershell.exe 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 2980 powershell.exe 2980 powershell.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 2608 powershell.exe 2608 powershell.exe 5092 powershell.exe 5092 powershell.exe 1744 powershell.exe 1744 powershell.exe 2984 powershell.exe 2984 powershell.exe 3444 powershell.exe 3444 powershell.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 1012 csrss.exe 1012 csrss.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 1012 csrss.exe 1012 csrss.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 1012 csrss.exe 1012 csrss.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe 4048 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2424 powershell.exe Token: SeDebugPrivilege 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Token: SeImpersonatePrivilege 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe Token: SeDebugPrivilege 2980 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe Token: SeDebugPrivilege 5092 powershell.exe Token: SeDebugPrivilege 1744 powershell.exe Token: SeDebugPrivilege 2984 powershell.exe Token: SeDebugPrivilege 3444 powershell.exe Token: SeSystemEnvironmentPrivilege 1012 csrss.exe Token: SeSecurityPrivilege 2544 sc.exe Token: SeSecurityPrivilege 2544 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2424 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 87 PID 2124 wrote to memory of 2424 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 87 PID 2124 wrote to memory of 2424 2124 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 87 PID 1916 wrote to memory of 2980 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 96 PID 1916 wrote to memory of 2980 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 96 PID 1916 wrote to memory of 2980 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 96 PID 1916 wrote to memory of 1852 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 99 PID 1916 wrote to memory of 1852 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 99 PID 1852 wrote to memory of 2520 1852 cmd.exe 101 PID 1852 wrote to memory of 2520 1852 cmd.exe 101 PID 1916 wrote to memory of 2608 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 102 PID 1916 wrote to memory of 2608 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 102 PID 1916 wrote to memory of 2608 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 102 PID 1916 wrote to memory of 5092 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 104 PID 1916 wrote to memory of 5092 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 104 PID 1916 wrote to memory of 5092 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 104 PID 1916 wrote to memory of 1012 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 106 PID 1916 wrote to memory of 1012 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 106 PID 1916 wrote to memory of 1012 1916 2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe 106 PID 1012 wrote to memory of 1744 1012 csrss.exe 107 PID 1012 wrote to memory of 1744 1012 csrss.exe 107 PID 1012 wrote to memory of 1744 1012 csrss.exe 107 PID 1012 wrote to memory of 2984 1012 csrss.exe 113 PID 1012 wrote to memory of 2984 1012 csrss.exe 113 PID 1012 wrote to memory of 2984 1012 csrss.exe 113 PID 1012 wrote to memory of 3444 1012 csrss.exe 115 PID 1012 wrote to memory of 3444 1012 csrss.exe 115 PID 1012 wrote to memory of 3444 1012 csrss.exe 115 PID 1012 wrote to memory of 4048 1012 csrss.exe 117 PID 1012 wrote to memory of 4048 1012 csrss.exe 117 PID 3136 wrote to memory of 3360 3136 windefender.exe 125 PID 3136 wrote to memory of 3360 3136 windefender.exe 125 PID 3136 wrote to memory of 3360 3136 windefender.exe 125 PID 3360 wrote to memory of 2544 3360 cmd.exe 126 PID 3360 wrote to memory of 2544 3360 cmd.exe 126 PID 3360 wrote to memory of 2544 3360 cmd.exe 126 -
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\2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe"C:\Users\Admin\AppData\Local\Temp\2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2424
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C:\Users\Admin\AppData\Local\Temp\2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.exe"C:\Users\Admin\AppData\Local\Temp\2ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7.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:1916 -
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:2980
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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:1852 -
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:2520
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608
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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:5092
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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:1012 -
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:1744
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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:920
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3512
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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:2984
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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:3444
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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:4048
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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:2608
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3136 -
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:3360 -
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:2544
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:380
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59bf86fa281e31b5210ab8a92cc80eb08
SHA1318ae40f3b627b33ea92801ac3f25807fd49ffda
SHA25676ed414999cab45cd047c72676565ff7a4d12ce16d14c3f8d01ae95c4fcd620d
SHA512ecbc4a269fb58337a27ff7f9e3fc7938c3e82ae82e5eee9913ee8bef555408d95840e48b78ae1f57acb131c330d0a7241cf4360671e62dffc41d0156ed54c526
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58ec5a68f816e799e9fcc9534a0281028
SHA1e8d1f6ffb6b092dfaa552cea4118ce3b2abc7657
SHA2568b791cd44053045d85d4cb107a7c4eec9d46b2a6234d5eee1131e7738883063f
SHA512214ebbc68c28c15e5d12eda64b3af125bbfb683df6c82d3687ed0bdca2bf9f38929b451dd0a85ff5464d24fea1a45b4a882cc15471e6f51d9a2db44284e6bd53
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ab87402cc50840e3de6f6a9babbafd81
SHA123902644124cbc915bfbd3de7e5b488d8c22ca65
SHA256e7d9fb8118e518c7acf9a650828db6a7c372d1584e97bff660358d8ef6436152
SHA51295a84f4e6a248d8cb6ac955c85366d4ea8177cc53cb2fc288882881dcb0c34d4d7f9b221fc247532209075d7a47ca752a332ab399fa5a26bd0a7884c97d4174f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f7c4e90a1800f9b2c0eda9f36abe0de4
SHA139c83b2075c99fa1b02ad3ab8a72c8ce15b1a392
SHA25668f43f565f63dda38550d85cd1fdbb39d065fccb0d67c060959d5be225abf604
SHA5124a97a48c234c425fc611a91c42c11e3e341dcf08697fa3efdc3bdea534402f1505a84de5fc584e07cd227a6c8b1e7b8cc011c873d01746496442bd7f54008989
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5327142dec65dc3f038b210377abc93de
SHA1f81b550b17173714d8ab470d2c6d5662f56d3a29
SHA25649f9e9e153b1046bbfd0b9acbaabbc98a6ccffda5a3cff77f372a3423944748c
SHA5129aab32ae305867d5fe3e98d13786cae8d4cc585307791edff85a1c0586ce5fd5df633a3538ff770727c8592ae0d53af00acffdd1dd536078da9bfd874f671edc
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Filesize
4.1MB
MD5fdb5dc85a26d2aa74f762634d86b7b8f
SHA1c9c40ab974982eff6a39e3fa13b6ffb0722a51d7
SHA2562ec3cfc658a9fa63eefc16824587749dc8bc4a3ccae1b881a6fe3f9114c67cf7
SHA5128fcd96eee55e9fc646f95e1eb74da88b729c0f75eabf9b83712de041aee1f11ee41bb74f013387cf9ba1b34790f90109a318ede811b7eb5b5b3cb50e79205d0a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec