Analysis
-
max time kernel
150s -
max time network
155s -
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 09:48
Static task
static1
Behavioral task
behavioral1
Sample
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe
Resource
win10v2004-20240508-en
General
-
Target
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe
-
Size
4.1MB
-
MD5
fcf55da713972b81c3d11a0e4841d371
-
SHA1
ac62de1e809b67b0632dce378038c96e5764b475
-
SHA256
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f
-
SHA512
51edd04cd6c1cf1b618e24e6e1d777400316b8705e27737d20f78fff0aa78daf7b306da0b9a1972b864d31b66d027b92531694aea2893a16a9f52c106e74fb69
-
SSDEEP
98304:tH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ58:kr7OagDbOPW/F2k5tRZaLrW
Malware Config
Signatures
-
Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/4076-2-0x0000000002D60000-0x000000000364B000-memory.dmp family_glupteba behavioral1/memory/4076-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4076-78-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4076-80-0x0000000002D60000-0x000000000364B000-memory.dmp family_glupteba behavioral1/memory/4004-145-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-262-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-269-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2212-272-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 1220 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2212 csrss.exe 2320 injector.exe 3448 windefender.exe 2624 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x000e000000023379-220.dat upx behavioral1/memory/3448-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2624-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3448-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2624-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2624-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2624-250-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
csrss.exeeb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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.
Processes:
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe -
Drops file in Windows directory 4 IoCs
Processes:
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.execsrss.exedescription ioc Process File created C:\Windows\rss\csrss.exe eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.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 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 2176 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2624 powershell.exe 2328 powershell.exe 2156 powershell.exe 2856 powershell.exe 3472 powershell.exe 3840 powershell.exe 1720 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 1084 schtasks.exe 3616 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.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,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.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\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight 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,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exeeb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exepowershell.exeeb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 2856 powershell.exe 2856 powershell.exe 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 3472 powershell.exe 3472 powershell.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 3840 powershell.exe 3840 powershell.exe 3840 powershell.exe 1720 powershell.exe 1720 powershell.exe 2624 powershell.exe 2624 powershell.exe 2328 powershell.exe 2328 powershell.exe 2156 powershell.exe 2156 powershell.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2212 csrss.exe 2212 csrss.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2212 csrss.exe 2212 csrss.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2212 csrss.exe 2212 csrss.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe 2320 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exeeb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 2856 powershell.exe Token: SeDebugPrivilege 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Token: SeImpersonatePrivilege 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe Token: SeDebugPrivilege 3472 powershell.exe Token: SeDebugPrivilege 3840 powershell.exe Token: SeDebugPrivilege 1720 powershell.exe Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 2328 powershell.exe Token: SeDebugPrivilege 2156 powershell.exe Token: SeSystemEnvironmentPrivilege 2212 csrss.exe Token: SeSecurityPrivilege 2176 sc.exe Token: SeSecurityPrivilege 2176 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exeeb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 4076 wrote to memory of 2856 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 88 PID 4076 wrote to memory of 2856 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 88 PID 4076 wrote to memory of 2856 4076 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 88 PID 4004 wrote to memory of 3472 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 94 PID 4004 wrote to memory of 3472 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 94 PID 4004 wrote to memory of 3472 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 94 PID 4004 wrote to memory of 4444 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 99 PID 4004 wrote to memory of 4444 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 99 PID 4444 wrote to memory of 1220 4444 cmd.exe 101 PID 4444 wrote to memory of 1220 4444 cmd.exe 101 PID 4004 wrote to memory of 3840 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 102 PID 4004 wrote to memory of 3840 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 102 PID 4004 wrote to memory of 3840 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 102 PID 4004 wrote to memory of 1720 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 104 PID 4004 wrote to memory of 1720 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 104 PID 4004 wrote to memory of 1720 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 104 PID 4004 wrote to memory of 2212 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 106 PID 4004 wrote to memory of 2212 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 106 PID 4004 wrote to memory of 2212 4004 eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe 106 PID 2212 wrote to memory of 2624 2212 csrss.exe 108 PID 2212 wrote to memory of 2624 2212 csrss.exe 108 PID 2212 wrote to memory of 2624 2212 csrss.exe 108 PID 2212 wrote to memory of 2328 2212 csrss.exe 116 PID 2212 wrote to memory of 2328 2212 csrss.exe 116 PID 2212 wrote to memory of 2328 2212 csrss.exe 116 PID 2212 wrote to memory of 2156 2212 csrss.exe 118 PID 2212 wrote to memory of 2156 2212 csrss.exe 118 PID 2212 wrote to memory of 2156 2212 csrss.exe 118 PID 2212 wrote to memory of 2320 2212 csrss.exe 120 PID 2212 wrote to memory of 2320 2212 csrss.exe 120 PID 3448 wrote to memory of 3864 3448 windefender.exe 128 PID 3448 wrote to memory of 3864 3448 windefender.exe 128 PID 3448 wrote to memory of 3864 3448 windefender.exe 128 PID 3864 wrote to memory of 2176 3864 cmd.exe 129 PID 3864 wrote to memory of 2176 3864 cmd.exe 129 PID 3864 wrote to memory of 2176 3864 cmd.exe 129 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe"C:\Users\Admin\AppData\Local\Temp\eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4076 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2856
-
-
C:\Users\Admin\AppData\Local\Temp\eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.exe"C:\Users\Admin\AppData\Local\Temp\eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f.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:4004 -
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:3472
-
-
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:4444 -
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:1220
-
-
-
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:3840
-
-
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:1720
-
-
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:2212 -
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:2624
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1084
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2876
-
-
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:2328
-
-
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:2156
-
-
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:2320
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3616
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3448 -
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:3864 -
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:2176
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2624
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD514fa2b0ff84ebcfc57ba650ff8c8a888
SHA1160f07f33e9c93e28949d8096b8d773e0c6164ee
SHA25648bbbd9c5c08e789cac832f4ddfb6cf55e4afbd4753cc90e39cf6bed3bbc5a8f
SHA5120c4e4257d46e4d6a3ae4f840fcf1f5fd10c9962d60edcf91ce1d09f8da4e9147fdf9b062e836447d9f1330670a9416239948bf07f1c6fd81dfac35574e4bf58f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53ffc79b6e397449b7b1d25e2fe5ea58c
SHA1872ebea74745afadf38b749aa7cc90ad8e4d2235
SHA2568bd03cc85d3d1a7480063cc540d80883c7c0b5b5e32b755c843a52c16793aa06
SHA512e9447e55abc4f592a86c23b53e0614092b1f586703abaef627242c1f0356237780419bae49f4cef5c86e01fa969088d46fff469c58cb8e17ffe47b34fd8f15b4
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD545c236c56b494b925d2257881e4c8412
SHA149242f745022d8ba2ffb952cc6462f877e1c43de
SHA256ab9b8c62eabc7c5402636cd9fc414d2495ef0e6566280b188cc37cd133f13082
SHA51218d8f1fbbe4a8b9e4be5c8a6b394674e7acee0ca27ed88e9f7d1ae7c42901b787aace07682f00810612a4185a4bce3acebd61fb0aa59b97a34b02bb5de0c29da
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58aa247a634dd96fa209afeecb35df6e0
SHA1718bd286a54c4153f8c28a5427c1c4cbad141522
SHA25695d5af1fd4ca676a510b465848d44d70692db6df563a43687898c35ffabb6fe9
SHA51266e9c744ca36e801c541b149bc7a8becbe05fee3ed637cae0715493b4f1f31cae920182076d56bd999513d2fa0a7e0f40397c6cf9612ecb7afdaff9a5900caa8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f588c0df1734e5c86c9643386356167a
SHA18648299207ee063d00033d3e345e031c33cfa2ae
SHA256be6a7d5de41eb4fcc41d6c6f0da9d5320f2362628bdfd48c18fa29933c47e0ec
SHA512eb31e8a88740989e3d82d2e816e5d7b7e7232ce5476b318599b804c3b0316f46927961bd37bdef9a49d94bede398c567d43f2539f6b76f47ca301bfbb321c140
-
Filesize
4.1MB
MD5fcf55da713972b81c3d11a0e4841d371
SHA1ac62de1e809b67b0632dce378038c96e5764b475
SHA256eb2cc9fdc221b42b700d71f1c38ca90c75eaad21df5c5e5077ae9be2f446f97f
SHA51251edd04cd6c1cf1b618e24e6e1d777400316b8705e27737d20f78fff0aa78daf7b306da0b9a1972b864d31b66d027b92531694aea2893a16a9f52c106e74fb69
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec