| File name: | 五一节假日调休通知.exe |
| Full analysis: | https://app.any.run/tasks/f1ca560d-8ed6-474b-9ef3-1fd4503ca57e |
| Verdict: | Malicious activity |
| Analysis date: | April 29, 2025, 11:00:57 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 5 sections |
| MD5: | 3C80A7D4B1499FEBB1DB3C66B05E7CA8 |
| SHA1: | 75BC706D3981252F35688E43C47074B873906A00 |
| SHA256: | 08C96DC1C2FC5F7FBF3D5EA1939B9C2357DB48EAD33E37D24C2BF4E4AB24376A |
| SSDEEP: | 12288:g7yVIw1VV6K9kum064xDnu6ycLBG579iD8:lVV39kumT4te5d |
MALICIOUS
XORed URL has been found (YARA)
- 五一节假日调休通知.exe (PID: 5596)
SUSPICIOUS
The executable file from the user directory is run by the CMD process
- 五一节假日调休通知.exe (PID: 5596)
Reads security settings of Internet Explorer
- 五一节假日调休通知.exe (PID: 5596)
Connects to unusual port
- 五一节假日调休通知.exe (PID: 5596)
INFO
Reads the computer name
- 五一节假日调休通知.exe (PID: 5596)
Checks supported languages
- 五一节假日调休通知.exe (PID: 5596)
The sample compiled with chinese language support
- cmd.exe (PID: 496)
Checks proxy server information
- 五一节假日调休通知.exe (PID: 5596)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:04:24 08:45:00+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 14.43 |
| CodeSize: | 183808 |
| InitializedDataSize: | 102912 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xffc8 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.1 |
| ProductVersionNumber: | 1.0.0.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Chinese (Simplified) |
| CharacterSet: | Unicode |
| CompanyName: | TODO: <公司名> |
| FileDescription: | TODO: <文件说明> |
| FileVersion: | 1.0.0.1 |
| InternalName: | 单文件.exe |
| LegalCopyright: | Copyright (C) 2025 |
| ProductName: | TODO: <产品名> |
| ProductVersion: | 1.0.0.1 |
Total processes
133
Monitored processes
6
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 496 | "C:\Windows\System32\cmd.exe" /k C:\Users\admin\Downloads\五一节假日调休通知.exe | C:\Windows\System32\cmd.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4812 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5576 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5596 | C:\Users\admin\Downloads\五一节假日调休通知.exe | C:\Users\admin\Downloads\五一节假日调休通知.exe | cmd.exe | ||||||||||||
User: admin Company: TODO: <公司名> Integrity Level: MEDIUM Description: TODO: <文件说明> Exit code: 0 Version: 1.0.0.1 Modules
| |||||||||||||||
| 5736 | C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding | C:\Windows\System32\rundll32.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6036 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | — | SppExtComObj.Exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
517
Read events
517
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
21
DNS requests
13
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 2.16.164.106:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
1052 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
1052 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | 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 |
|---|---|---|---|---|---|---|
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 2.16.164.106:80 | crl.microsoft.com | Akamai International B.V. | NL | whitelisted |
— | — | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
5496 | MoUsoCoreWorker.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5596 | 五一节假日调休通知.exe | 43.250.174.151:8100 | — | Yuhonet International Limited | CN | unknown |
3216 | svchost.exe | 172.211.123.249:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 40.126.32.140:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.23.77.188:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |