| File name: | calc.exe |
| Full analysis: | https://app.any.run/tasks/19a0f5d0-57e0-4479-96e8-84450f2583e3 |
| Verdict: | Malicious activity |
| Analysis date: | October 01, 2024, 20:38:37 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed |
| MD5: | 2F9FDAD776D8626F2CE8625211831E91 |
| SHA1: | 21D8413EB0D60B36FC249F8025C277B557FEFDE3 |
| SHA256: | 9B66A8EA0F1C64965B06E7A45AFBE56F2D4E6D5EF65F32446DEFCCBEBE730813 |
| SSDEEP: | 6144:BtzlwDwYgI9XLRlp7QsMd4yxrSGbs3/d0kJHQZgVu6IesIns6fN:lwcLqXLxkh4yxy/d0EHQuVu6IeLscN |
MALICIOUS
Starts NET.EXE to view/add/change user profiles
- wscript.exe (PID: 652)
- net.exe (PID: 2824)
Starts NET.EXE to view/change users localgroup
- net.exe (PID: 4224)
- wscript.exe (PID: 652)
SUSPICIOUS
No suspicious indicators.INFO
Manual execution by a user
- notepad.exe (PID: 6044)
- calc.exe (PID: 4308)
- calc.exe (PID: 3356)
- notepad.exe (PID: 6632)
- notepad.exe (PID: 2616)
Checks supported languages
- calc.exe (PID: 5960)
Reads the computer name
- calc.exe (PID: 5960)
The process uses AutoIt
- calc.exe (PID: 5664)
UPX packer has been detected
- calc.exe (PID: 5664)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (39.3) |
|---|---|---|
| .exe | | | Win32 EXE Yoda's Crypter (38.6) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.5) |
| .exe | | | Win32 Executable (generic) (6.5) |
| .exe | | | Generic Win/DOS Executable (2.9) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2007:05:25 14:27:07+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 7.1 |
| CodeSize: | 200704 |
| InitializedDataSize: | 8192 |
| UninitializedDataSize: | 356352 |
| EntryPoint: | 0x88080 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 3.2.4.9 |
| ProductVersionNumber: | 3.2.4.9 |
| FileFlagsMask: | 0x0017 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Unknown |
| FileSubtype: | - |
| LanguageCode: | English (British) |
| CharacterSet: | Unicode |
| FileDescription: | - |
| FileVersion: | 3, 2, 4, 9 |
| CompiledScript: | AutoIt v3 Script : 3, 2, 4, 9 |
Total processes
148
Monitored processes
14
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 652 | "C:\Windows\System32\wscript.exe" YA72eLHWty.jse | C:\Windows\SysWOW64\wscript.exe | — | calc.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.812.10240.16384 Modules
| |||||||||||||||
| 2616 | "C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\AppData\Local\Temp\DESKTOP-JGLLJLD-20240308-0110.log | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2824 | "C:\Windows\System32\net.exe" user LocalAdministrator /add | C:\Windows\SysWOW64\net.exe | — | wscript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Net Command Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3184 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | net.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3356 | "C:\Users\admin\AppData\Local\Temp\calc.exe" | C:\Users\admin\AppData\Local\Temp\calc.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 3, 2, 4, 9 Modules
| |||||||||||||||
| 4224 | "C:\Windows\System32\net.exe" localgroup administrators LocalAdministrator /add | C:\Windows\SysWOW64\net.exe | — | wscript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Net Command Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4308 | "C:\Users\admin\AppData\Local\Temp\calc.exe" | C:\Users\admin\AppData\Local\Temp\calc.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 3, 2, 4, 9 Modules
| |||||||||||||||
| 5040 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | net.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5376 | C:\WINDOWS\system32\net1 user LocalAdministrator /add | C:\Windows\SysWOW64\net1.exe | — | net.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Net Command Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5664 | "C:\Users\admin\AppData\Local\Temp\calc.exe" | C:\Users\admin\AppData\Local\Temp\calc.exe | wscript.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 3, 2, 4, 9 Modules
| |||||||||||||||
Total events
1 636
Read events
1 629
Write events
7
Delete events
0
Modification events
| (PID) Process: | (2616) notepad.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Notepad |
| Operation: | write | Name: | iWindowPosX |
Value: 156 | |||
| (PID) Process: | (2616) notepad.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Notepad |
| Operation: | write | Name: | iWindowPosY |
Value: 156 | |||
| (PID) Process: | (2616) notepad.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Notepad |
| Operation: | write | Name: | iWindowPosDX |
Value: 1069 | |||
| (PID) Process: | (2616) notepad.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Notepad |
| Operation: | write | Name: | iWindowPosDY |
Value: 489 | |||
| (PID) Process: | (3356) calc.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows Script\Settings |
| Operation: | write | Name: | JITDebug |
Value: 0 | |||
| (PID) Process: | (3356) calc.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows Script\Settings\Telemetry\calc.exe |
| Operation: | write | Name: | JScriptSetScriptStateStarted |
Value: 89AD410000000000 | |||
| (PID) Process: | (652) wscript.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows Script\Settings\Telemetry\wscript.exe |
| Operation: | write | Name: | JScriptSetScriptStateStarted |
Value: ACAF410000000000 | |||
Executable files
0
Suspicious files
1
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3356 | calc.exe | C:\Users\admin\AppData\Local\Temp\YA72eLHWty.jse | vbe | |
MD5:B4EB7F28555DDA63F591A950F2DB89D1 | SHA256:00C9F54DC4DEEC12DB8BA086EC347D03F978E46222D9C5EC5C6240F7AC171C5C | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
44
DNS requests
17
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4744 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
3444 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
3444 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
2120 | MoUsoCoreWorker.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5152 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3928 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2120 | MoUsoCoreWorker.exe | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4324 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3928 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4744 | svchost.exe | 40.126.32.68:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4744 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
arc.msn.com |
| whitelisted |