Analysis Overview
SHA256
638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66
Threat Level: Known bad
The file 638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66 was found to be: Known bad.
Malicious Activity Summary
Glupteba
Glupteba payload
Modifies Windows Firewall
Executes dropped EXE
Manipulates WinMonFS driver.
Adds Run key to start application
Checks installed software on the system
Drops file in System32 directory
Drops file in Windows directory
Checks for VirtualBox DLLs, possible anti-VM trick
Program crash
Command and Scripting Interpreter: PowerShell
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-16 17:49
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-16 17:49
Reported
2024-05-16 17:52
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
148s
Command Line
Signatures
Glupteba
Glupteba payload
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Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\rss\csrss.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" | C:\Windows\rss\csrss.exe | N/A |
Checks installed software on the system
Manipulates WinMonFS driver.
| Description | Indicator | Process | Target |
| File opened for modification | \??\WinMonFS | C:\Windows\rss\csrss.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File created | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File created | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks for VirtualBox DLLs, possible anti-VM trick
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\VBoxMiniRdrDN | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\rss | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| File created | C:\Windows\rss\csrss.exe | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" | C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe
"C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4036,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4200 /prefetch:8
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2708 -ip 2708
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 2608
C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe
"C:\Users\Admin\AppData\Local\Temp\638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| NL | 23.62.61.185:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 185.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9ad7b103-dc1c-4eae-9183-360a4b791182.uuid.allstatsin.ru | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | stun.ipfire.org | udp |
| US | 8.8.8.8:53 | cdn.discordapp.com | udp |
| US | 8.8.8.8:53 | server4.allstatsin.ru | udp |
| BG | 185.82.216.104:443 | server4.allstatsin.ru | tcp |
| DE | 81.3.27.44:3478 | stun.ipfire.org | udp |
| US | 162.159.135.233:443 | cdn.discordapp.com | tcp |
| US | 8.8.8.8:53 | 44.27.3.81.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.135.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.216.82.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| BG | 185.82.216.104:443 | server4.allstatsin.ru | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 136.71.105.51.in-addr.arpa | udp |
| N/A | 127.0.0.1:31464 | tcp | |
| US | 8.8.8.8:53 | blockstream.info | udp |
| US | 35.201.74.156:443 | blockstream.info | tcp |
| US | 8.8.8.8:53 | 156.74.201.35.in-addr.arpa | udp |
Files
memory/4236-1-0x0000000002930000-0x0000000002D2B000-memory.dmp
memory/4236-2-0x0000000002D30000-0x000000000361B000-memory.dmp
memory/4236-3-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/2708-4-0x000000007464E000-0x000000007464F000-memory.dmp
memory/2708-5-0x0000000002670000-0x00000000026A6000-memory.dmp
memory/2708-6-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/2708-7-0x0000000004E00000-0x0000000005428000-memory.dmp
memory/2708-8-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/2708-9-0x0000000004B90000-0x0000000004BB2000-memory.dmp
memory/2708-11-0x0000000005600000-0x0000000005666000-memory.dmp
memory/2708-10-0x00000000054E0000-0x0000000005546000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mjociqwv.afu.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2708-21-0x0000000005770000-0x0000000005AC4000-memory.dmp
memory/2708-22-0x0000000005C30000-0x0000000005C4E000-memory.dmp
memory/2708-23-0x0000000005C70000-0x0000000005CBC000-memory.dmp
memory/2708-24-0x0000000006190000-0x00000000061D4000-memory.dmp
memory/2708-25-0x0000000006D90000-0x0000000006E06000-memory.dmp
memory/2708-26-0x0000000007690000-0x0000000007D0A000-memory.dmp
memory/2708-27-0x0000000007010000-0x000000000702A000-memory.dmp
memory/2708-28-0x00000000071D0000-0x0000000007202000-memory.dmp
memory/2708-29-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/2708-30-0x0000000070660000-0x00000000709B4000-memory.dmp
memory/2708-40-0x0000000007210000-0x000000000722E000-memory.dmp
memory/2708-41-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/2708-42-0x0000000007230000-0x00000000072D3000-memory.dmp
memory/2708-43-0x0000000007320000-0x000000000732A000-memory.dmp
memory/2708-44-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/2592-46-0x0000000002920000-0x0000000002D25000-memory.dmp
memory/1492-47-0x0000000005BE0000-0x0000000005F34000-memory.dmp
memory/1492-57-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/1492-58-0x0000000070C60000-0x0000000070FB4000-memory.dmp
memory/1492-68-0x0000000007470000-0x0000000007513000-memory.dmp
memory/1492-69-0x0000000007880000-0x0000000007916000-memory.dmp
memory/1492-70-0x00000000077A0000-0x00000000077B1000-memory.dmp
memory/1492-71-0x00000000077E0000-0x00000000077EE000-memory.dmp
memory/1492-72-0x00000000077F0000-0x0000000007804000-memory.dmp
memory/1492-73-0x0000000007830000-0x000000000784A000-memory.dmp
memory/1492-74-0x0000000007820000-0x0000000007828000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 968cb9309758126772781b83adb8a28f |
| SHA1 | 8da30e71accf186b2ba11da1797cf67f8f78b47c |
| SHA256 | 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a |
| SHA512 | 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3 |
memory/4020-87-0x0000000005F10000-0x0000000006264000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
| MD5 | 2449b03ae4d7560c2b714924496701e3 |
| SHA1 | 836c9b4dd727942172a6e89082f3da81a9d01cd2 |
| SHA256 | 8ab6df8e5f8020a61a20431a3cc343377721f482b8a19bdf6dd407b5c1634544 |
| SHA512 | 8f1d4cc88eba7d1a8a01a25fafb72e2b05b0b789ea9c2bfabeff221eb9d73c209a31feaaa53fefb57448e9544c4290fc75336c166f239172a1c1d03c11975707 |
memory/4020-89-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/4020-90-0x0000000070C40000-0x0000000070F94000-memory.dmp
memory/4236-101-0x0000000002930000-0x0000000002D2B000-memory.dmp
memory/4236-100-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/4236-102-0x0000000002D30000-0x000000000361B000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
| MD5 | 69e17e261ca2965e50ef127f0145a1e4 |
| SHA1 | 9c288f560ffc4915a0cbf22bec0227d2f57e534d |
| SHA256 | df7f5daa5e1daa290eb8f5dbe3f0c7501b86eeecc8fcc74482e65f49f7b5a356 |
| SHA512 | 61e94ab30e731bf046ce32682875daf2cb483fc64a0048add0f805aa2c3e5fbaf0bf83f95b89409b2cc9dca943df56170961d772bf0f2639d1c3af3e95f9fa15 |
memory/3484-114-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/3484-115-0x0000000070660000-0x00000000709B4000-memory.dmp
C:\Windows\rss\csrss.exe
| MD5 | a979d153e13b94f63576ced44c688ad0 |
| SHA1 | 6d008b9a63cba37e988b61749aae10a8717134f5 |
| SHA256 | 638d4b37b6220d2ecb3802f24363866bfcde78b5344fe4cb75b32450cc99ed66 |
| SHA512 | 9abca2b68f42fc6003cb5f9cdcc112d128378e7d11f93c80dd46ece306f3e663fc4dd36619a6cbc273496d3b2b06184e410f7e52e0211a92237fcb31be802073 |
memory/1064-140-0x0000000005D10000-0x0000000006064000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
| MD5 | 741d11c9527b0f18f502e11c18396c19 |
| SHA1 | 038c25ede419744224bf6052f83d411154cf42e5 |
| SHA256 | 0a3d4457e70ca2b3523f085b4ea9cd67c62977945a1f3d3962af71c749d5ce01 |
| SHA512 | 924e851c07269261fd1c77029b0b7502ec008605c2627696dc36ccfc4f3598683540c28cf488d1cfa4e2191f295f294f2a5686cf3c6fffa4f7ff8890a30fac8a |
memory/2592-142-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1064-143-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/1064-144-0x0000000070680000-0x00000000709D4000-memory.dmp
memory/4072-164-0x00000000057E0000-0x0000000005B34000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
| MD5 | ec4a7c898d5ccf00bc329363ca787f2d |
| SHA1 | 9b944f9dfa5677bbe9272858a3631875e441ad8f |
| SHA256 | 1debcf9264605b623ae627c45d5a2eedf7ab703ff3d58d5dbe37202fd33c52e5 |
| SHA512 | 56fc3354a73b90fa53a2a14cd9c9434df58ec22fa839592a9470894df075aab12e61ab09191e95eebf9e9c7dcceec7e1f7f9e4394ffeb5ab2871d5d90909c48b |
memory/4072-167-0x0000000005EE0000-0x0000000005F2C000-memory.dmp
memory/4072-168-0x0000000070400000-0x000000007044C000-memory.dmp
memory/4072-169-0x0000000070580000-0x00000000708D4000-memory.dmp
memory/4072-179-0x0000000006FB0000-0x0000000007053000-memory.dmp
memory/4072-180-0x00000000072D0000-0x00000000072E1000-memory.dmp
memory/4072-181-0x0000000005B60000-0x0000000005B74000-memory.dmp
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
| MD5 | f50fe5d2fabe385e965d36efbf7ef482 |
| SHA1 | 6fa8c11b5bbc91fd9db55df8aa9ebeccbbcf4c1c |
| SHA256 | fcfb7c5b5b34cc4a16d9894d828ae11a658426319a9ce6d63e868d26202835fa |
| SHA512 | 25c9317793f2f417c91e6b28c4602fa622811e0856e9941915420b7d5eb82478655d70c466ac1754a2565bce684fa3d364c7065cbeb0dfd3b315058edcc56f1c |
memory/2508-193-0x0000000070400000-0x000000007044C000-memory.dmp
memory/2508-194-0x0000000070580000-0x00000000708D4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
| MD5 | d98e33b66343e7c96158444127a117f6 |
| SHA1 | bb716c5509a2bf345c6c1152f6e3e1452d39d50d |
| SHA256 | 5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1 |
| SHA512 | 705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5 |
memory/1756-210-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/2592-213-0x0000000002920000-0x0000000002D25000-memory.dmp
memory/1756-215-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-218-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-221-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-224-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-227-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-230-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-233-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-236-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-239-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-242-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-245-0x0000000000400000-0x0000000000D1C000-memory.dmp
memory/1756-248-0x0000000000400000-0x0000000000D1C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-16 17:49
Reported
2024-05-16 17:50
Platform
win11-20240508-en