Analysis Overview
SHA256
1a76ae32471c077f6ba8525fdc8812cf8aa242cfc7bfac57d04c91d86e5bd378
Threat Level: Known bad
The file facts,06.20.doc was found to be: Known bad.
Malicious Activity Summary
Valak
Valak JavaScript Loader
Process spawned unexpected child process
Loads dropped DLL
JavaScript code in executable
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious use of SetWindowsHookEx
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-07-02 13:26
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-07-02 13:26
Reported
2020-07-02 13:29
Platform
win7v200430
Max time kernel
140s
Max time network
136s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process | N/A | C:\Windows\system32\regsvr32.exe | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE |
Valak
Valak JavaScript Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
JavaScript code in executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\facts,06.20.doc"
C:\Windows\system32\regsvr32.exe
regsvr32 c:\programdata\1.dat
C:\Windows\SysWOW64\regsvr32.exe
c:\programdata\1.dat
C:\Windows\SysWOW64\wscript.exe
wscript.exe //E:jscript "C:\Users\Public\MVexBafTc.Sszxu
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | www.nasproje.com | udp |
| N/A | 109.232.217.188:443 | www.nasproje.com | tcp |
| N/A | 8.8.8.8:53 | apps.identrust.com | udp |
| N/A | 192.35.177.64:80 | apps.identrust.com | tcp |
| N/A | 8.8.8.8:53 | www.download.windowsupdate.com | udp |
| N/A | 72.21.81.240:80 | www.download.windowsupdate.com | tcp |
| N/A | 8.8.8.8:53 | crl.identrust.com | udp |
| N/A | 192.35.177.64:80 | crl.identrust.com | tcp |
Files
memory/892-0-0x0000000006000000-0x0000000006100000-memory.dmp
memory/892-1-0x0000000006000000-0x0000000006100000-memory.dmp
memory/892-2-0x0000000006F90000-0x0000000007190000-memory.dmp
memory/1832-3-0x0000000000000000-mapping.dmp
\??\c:\programdata\1.dat
| MD5 | 0790e65e6925fc63a75856c0b4c0cd65 |
| SHA1 | afd468cf7c2302fa07ac8691e03997b953836287 |
| SHA256 | bff33dc4020ac8eeb354eb4a20f241f0bef6e1f15c029ba33b2350d84e8de42a |
| SHA512 | d23c8b05e6c666e493751912662a85f84b42fa9beef0cb32fd4bd4a5c6343e0f0c86a9559b4fe39f407406c98cddbcf45b7509bf1c63782fa852167ba4b74ae1 |
memory/1836-5-0x0000000000000000-mapping.dmp
\ProgramData\1.dat
| MD5 | 0790e65e6925fc63a75856c0b4c0cd65 |
| SHA1 | afd468cf7c2302fa07ac8691e03997b953836287 |
| SHA256 | bff33dc4020ac8eeb354eb4a20f241f0bef6e1f15c029ba33b2350d84e8de42a |
| SHA512 | d23c8b05e6c666e493751912662a85f84b42fa9beef0cb32fd4bd4a5c6343e0f0c86a9559b4fe39f407406c98cddbcf45b7509bf1c63782fa852167ba4b74ae1 |
memory/1896-7-0x0000000000000000-mapping.dmp
C:\Users\Public\MVexBafTc.Sszxu
| MD5 | fa1ad61db6981a6021ee910b16134c3b |
| SHA1 | 6be70926a8e12eb456ccdecd54ce3a9d8550361e |
| SHA256 | 32061d3b3c2d869560c1ecc5d82b8bda978a66d45e881f0e490d88dfc0488320 |
| SHA512 | 60476da5dadb3dd96fe8d5b016e26347cce9b661902d41a5fcb9f24d66f8401bf34b53b18132888ece9735d26ed140230fbfc40e605c2e9ebf2397fb35d5ea23 |
memory/1896-9-0x00000000025E0000-0x00000000025E4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-07-02 13:26
Reported
2020-07-02 13:29
Platform
win10
Max time kernel
135s
Max time network
131s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE |
Valak
Valak JavaScript Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
JavaScript code in executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3868 wrote to memory of 3084 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3868 wrote to memory of 3084 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3084 wrote to memory of 3756 | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3084 wrote to memory of 3756 | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3084 wrote to memory of 3756 | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3756 wrote to memory of 2640 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\wscript.exe |
| PID 3756 wrote to memory of 2640 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\wscript.exe |
| PID 3756 wrote to memory of 2640 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\wscript.exe |
Processes
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\facts,06.20.doc" /o ""
C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 c:\programdata\1.dat
C:\Windows\SysWOW64\regsvr32.exe
c:\programdata\1.dat
C:\Windows\SysWOW64\wscript.exe
wscript.exe //E:jscript "C:\Users\Public\MVexBafTc.Sszxu
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | www.nasproje.com | udp |
| N/A | 109.232.217.188:443 | www.nasproje.com | tcp |
| N/A | 8.8.8.8:53 | crl.identrust.com | udp |
| N/A | 192.35.177.64:80 | crl.identrust.com | tcp |
Files
memory/3868-0-0x000001358D63F000-0x000001358D644000-memory.dmp
memory/3868-1-0x000001358D63A000-0x000001358D63F000-memory.dmp
memory/3868-2-0x000001358D63A000-0x000001358D63F000-memory.dmp
memory/3084-3-0x0000000000000000-mapping.dmp
\??\c:\programdata\1.dat
| MD5 | 0790e65e6925fc63a75856c0b4c0cd65 |
| SHA1 | afd468cf7c2302fa07ac8691e03997b953836287 |
| SHA256 | bff33dc4020ac8eeb354eb4a20f241f0bef6e1f15c029ba33b2350d84e8de42a |
| SHA512 | d23c8b05e6c666e493751912662a85f84b42fa9beef0cb32fd4bd4a5c6343e0f0c86a9559b4fe39f407406c98cddbcf45b7509bf1c63782fa852167ba4b74ae1 |
memory/3756-5-0x0000000000000000-mapping.dmp
\ProgramData\1.dat
| MD5 | 0790e65e6925fc63a75856c0b4c0cd65 |
| SHA1 | afd468cf7c2302fa07ac8691e03997b953836287 |
| SHA256 | bff33dc4020ac8eeb354eb4a20f241f0bef6e1f15c029ba33b2350d84e8de42a |
| SHA512 | d23c8b05e6c666e493751912662a85f84b42fa9beef0cb32fd4bd4a5c6343e0f0c86a9559b4fe39f407406c98cddbcf45b7509bf1c63782fa852167ba4b74ae1 |
memory/2640-7-0x0000000000000000-mapping.dmp
C:\Users\Public\MVexBafTc.Sszxu
| MD5 | fa1ad61db6981a6021ee910b16134c3b |
| SHA1 | 6be70926a8e12eb456ccdecd54ce3a9d8550361e |
| SHA256 | 32061d3b3c2d869560c1ecc5d82b8bda978a66d45e881f0e490d88dfc0488320 |
| SHA512 | 60476da5dadb3dd96fe8d5b016e26347cce9b661902d41a5fcb9f24d66f8401bf34b53b18132888ece9735d26ed140230fbfc40e605c2e9ebf2397fb35d5ea23 |