| File name: | fefefefe.scr |
| Full analysis: | https://app.any.run/tasks/e2828cbb-d226-4c74-a5bc-49f0c2d879d1 |
| Verdict: | Malicious activity |
| Analysis date: | April 23, 2024, 18:35:23 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 1C52C0E207464F901183CDFCCC815CA3 |
| SHA1: | 12A4BB75FF96101B807F35B98F432A451DE3DE6F |
| SHA256: | 66DF2ABCB7A4E207FCDF3E6907591AE0F8E06406F53048F13ACE3A467B088B52 |
| SSDEEP: | 12288:j6FHOHasMVVVVVVVVVVVVVVVVVVVVVVM/CXVVVVVVVVVVVVVVVVVVVVVVESEVVVB:j6FHOHasvby/q/3O76kCuX76X2 |
MALICIOUS
Drops the executable file immediately after the start
- fefefefe.scr.exe (PID: 1536)
Changes the autorun value in the registry
- fefefefe.scr.exe (PID: 1536)
SUSPICIOUS
Executable content was dropped or overwritten
- fefefefe.scr.exe (PID: 1536)
INFO
Reads the computer name
- fefefefe.scr.exe (PID: 1536)
Checks supported languages
- fefefefe.scr.exe (PID: 1536)
Manual execution by a user
- control.exe (PID: 3004)
- rundll32.exe (PID: 3244)
Reads the time zone
- rundll32.exe (PID: 3244)
Checks transactions between databases Windows and Oracle
- rundll32.exe (PID: 3244)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (39.5) |
|---|---|---|
| .exe | | | UPX compressed Win32 Executable (38.7) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.4) |
| .exe | | | Win32 Executable (generic) (6.4) |
| .exe | | | Generic Win/DOS Executable (2.8) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2024:04:23 18:35:03+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 45056 |
| InitializedDataSize: | 757760 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1ef8 |
| OSVersion: | 4 |
| ImageVersion: | 1 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Spanish (Modern) |
| CharacterSet: | Unicode |
| ProductName: | Proyecto1 |
| FileVersion: | 1 |
| ProductVersion: | 1 |
| InternalName: | fefefefe |
| OriginalFileName: | fefefefe.scr |
Total processes
41
Monitored processes
4
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 896 | C:\Windows\system32\DllHost.exe /Processid:{9DF523B0-A6C0-4EA9-B5F1-F4565C3AC8B8} | C:\Windows\System32\dllhost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: COM Surrogate Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1536 | "C:\Users\admin\Desktop\fefefefe.scr.exe" | C:\Users\admin\Desktop\fefefefe.scr.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.00 Modules
| |||||||||||||||
| 3004 | "C:\Windows\System32\control.exe" | C:\Windows\System32\control.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Control Panel Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3244 | "C:\Windows\System32\rundll32.exe" C:\Windows\System32\shell32.dll,Control_RunDLL C:\Windows\System32\timedate.cpl | C:\Windows\System32\rundll32.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
751
Read events
749
Write events
2
Delete events
0
Modification events
| (PID) Process: | (1536) fefefefe.scr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | Servicio Win32 |
Value: C:\Users\admin\Favorites\win32svc.exe | |||
| (PID) Process: | (1536) fefefefe.scr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | Proceso de host para tareas de Windows |
Value: C:\Users\admin\Favorites\taskhost32.exe | |||
Executable files
2
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1536 | fefefefe.scr.exe | C:\Users\admin\Favorites\chekin.txt | text | |
MD5:046A148B1D1A59AE4C2E061996D7BA15 | SHA256:BEB79224F1B7AD764577C1DCE7B2287A2C7D4666BEEA381DD5D61E89B6F48D64 | |||
| 1536 | fefefefe.scr.exe | C:\Users\admin\Favorites\taskhost32.exe | executable | |
MD5:1C52C0E207464F901183CDFCCC815CA3 | SHA256:66DF2ABCB7A4E207FCDF3E6907591AE0F8E06406F53048F13ACE3A467B088B52 | |||
| 1536 | fefefefe.scr.exe | C:\Users\admin\Favorites\win32svc.exe | executable | |
MD5:1C52C0E207464F901183CDFCCC815CA3 | SHA256:66DF2ABCB7A4E207FCDF3E6907591AE0F8E06406F53048F13ACE3A467B088B52 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
0
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 |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |