Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
28/04/2024, 21:46
Static task
static1
Behavioral task
behavioral1
Sample
348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe
Resource
win10v2004-20240419-en
General
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Target
348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe
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Size
4.2MB
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MD5
9ab922abd0438dba99643badfb681b6e
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SHA1
33f717b13784a2c9d1254e4d69840fbfacf32ecd
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SHA256
348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2
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SHA512
a5a85ecb5ea17bbfe72ccd8854928455adefd68c6007a5559550069c3766eb1b2626940a37b29f35e721c6743725bf239a4412f8484fbc45a0b06a6e19719884
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SSDEEP
98304:9aWQgq6FELbNw8ObYaaP9ECvxRKPPXVE+y2h2Dj/C3UgNRtyP0:9EgVEC8ZaE9ECvxRKPPFWT/C3tftyP0
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2340-2-0x0000000003F00000-0x00000000047EB000-memory.dmp family_glupteba behavioral1/memory/2340-3-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/2340-81-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/2340-108-0x0000000003F00000-0x00000000047EB000-memory.dmp family_glupteba behavioral1/memory/1708-136-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-162-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-213-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-220-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-222-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-224-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-226-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-228-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-230-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-232-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-234-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-236-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-238-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral1/memory/628-240-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 384 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 628 csrss.exe 4716 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\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 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 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe File created C:\Windows\rss\csrss.exe 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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 4708 schtasks.exe 2988 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,-32 = "Mid-Atlantic Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe 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\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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,-672 = "AUS Eastern Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.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\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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\CA\Certificates 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\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2448 powershell.exe 2448 powershell.exe 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 4080 powershell.exe 4080 powershell.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 804 powershell.exe 804 powershell.exe 3692 powershell.exe 3692 powershell.exe 4168 powershell.exe 4168 powershell.exe 3752 powershell.exe 3752 powershell.exe 2304 powershell.exe 2304 powershell.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 628 csrss.exe 628 csrss.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 628 csrss.exe 628 csrss.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe 4716 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2448 powershell.exe Token: SeDebugPrivilege 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Token: SeImpersonatePrivilege 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe Token: SeDebugPrivilege 4080 powershell.exe Token: SeDebugPrivilege 804 powershell.exe Token: SeDebugPrivilege 3692 powershell.exe Token: SeDebugPrivilege 4168 powershell.exe Token: SeDebugPrivilege 3752 powershell.exe Token: SeDebugPrivilege 2304 powershell.exe Token: SeSystemEnvironmentPrivilege 628 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2340 wrote to memory of 2448 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 84 PID 2340 wrote to memory of 2448 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 84 PID 2340 wrote to memory of 2448 2340 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 84 PID 1708 wrote to memory of 4080 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 92 PID 1708 wrote to memory of 4080 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 92 PID 1708 wrote to memory of 4080 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 92 PID 1708 wrote to memory of 4152 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 94 PID 1708 wrote to memory of 4152 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 94 PID 4152 wrote to memory of 384 4152 cmd.exe 96 PID 4152 wrote to memory of 384 4152 cmd.exe 96 PID 1708 wrote to memory of 804 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 97 PID 1708 wrote to memory of 804 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 97 PID 1708 wrote to memory of 804 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 97 PID 1708 wrote to memory of 3692 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 99 PID 1708 wrote to memory of 3692 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 99 PID 1708 wrote to memory of 3692 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 99 PID 1708 wrote to memory of 628 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 101 PID 1708 wrote to memory of 628 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 101 PID 1708 wrote to memory of 628 1708 348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe 101 PID 628 wrote to memory of 4168 628 csrss.exe 102 PID 628 wrote to memory of 4168 628 csrss.exe 102 PID 628 wrote to memory of 4168 628 csrss.exe 102 PID 628 wrote to memory of 3752 628 csrss.exe 113 PID 628 wrote to memory of 3752 628 csrss.exe 113 PID 628 wrote to memory of 3752 628 csrss.exe 113 PID 628 wrote to memory of 2304 628 csrss.exe 115 PID 628 wrote to memory of 2304 628 csrss.exe 115 PID 628 wrote to memory of 2304 628 csrss.exe 115 PID 628 wrote to memory of 4716 628 csrss.exe 117 PID 628 wrote to memory of 4716 628 csrss.exe 117 -
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\348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe"C:\Users\Admin\AppData\Local\Temp\348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2448
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C:\Users\Admin\AppData\Local\Temp\348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.exe"C:\Users\Admin\AppData\Local\Temp\348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2.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:1708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4080
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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:4152 -
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:384
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:804
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3692
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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.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:628 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4168
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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:4708
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2288
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3752
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2304
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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:4716
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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:2988
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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
MD5f5ade06ff9d3d0cb8a3d26149e89dc62
SHA1f67d00a06d9bebdfeb1e9ec490f341e959688480
SHA2565294c1c5c293ef51ec99922a303ba3c8e38480ff3c125c04d393416dbe5f38ae
SHA512e49294ebfdd90dc27b73ac206f785a729035232c1c6e2188fe9c7477a4e518cf9bd2b8a67d54f48011b9ef44deabc23d4386546457b91037faf11e8e54be3078
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eb860b492972fc97f68f557a2317dd99
SHA1c3f73c07fcd11444e245b147451e61b4d43c72f8
SHA2562d1e44c20b16af2838e4e0bb127b2bb11222e63bcb2f09d012ac4f2b4306ef9b
SHA5121bf61bbbd79450cb997ebdba0d04a2301ef95ee21dc542da8b8c8dc91298eb3a0771aaec54ab87bad054b5d4df82c50f4b73c511ea078311a08cd3b3636aef4e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD587d1338acbcbd560bcaca36cbd1c728f
SHA1bb6cfca383eb2804a2b06f60153e3ffece950fb6
SHA25662c8d7491cab6b2661f47d15c4a29710e5ca7c39bfd0dd9ae77d516853c1a587
SHA512b9a326719d4f4809df86234ffe968735120226d7e0a18312429580130acc2f1758876c97d20ac4dcf89689184d233c729444656f7ed91fc540eb612deebe50b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58a58f3bb1cb6177315e14205c5ea644e
SHA19c8bb82b45baa49b4db884fa9dbe1dc5f473ddb7
SHA2568e2551281288d36cc0d48d94b97e9dbcc41d115bdd53810f542fa82216009781
SHA5124b9daf44454bff443c796a09cef26142577b523f140886bad5cde16350278a2613155ed88b680600404301352a2ac7b55ca72249025649700a40cf43a74d8396
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5168c6aba31c6b52b0d17f0a0323bff8a
SHA171d456f5742a0a6350f0bc76e4ac2a597a9081cd
SHA25600cf4a5262464fa2e7ed8a6a9b845ddfa81030941665f306de3bafb915483a12
SHA512619f0fb14f7f4d61a6465b3db764daa718f570fe205bccf89ec2b03a1afc4a917964f37d37d8aa1bea4399187f8a00bdb09bef76e7a4f17ae0374866cc4e9b83
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Filesize
4.2MB
MD59ab922abd0438dba99643badfb681b6e
SHA133f717b13784a2c9d1254e4d69840fbfacf32ecd
SHA256348e43f92607ccd91014502c0a61f3b0d8c589589b82bfbcedad2209901e29b2
SHA512a5a85ecb5ea17bbfe72ccd8854928455adefd68c6007a5559550069c3766eb1b2626940a37b29f35e721c6743725bf239a4412f8484fbc45a0b06a6e19719884