| File name: | ctfmon.exe |
| Full analysis: | https://app.any.run/tasks/73c2a4fd-28bb-4ae7-adc8-3a91b5238f90 |
| Verdict: | Malicious activity |
| Analysis date: | October 18, 2023, 09:12:30 |
| 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: | 74DBD545CF6DC5D006325CC3E4658A12 |
| SHA1: | 9E6B92ED3D29A46611234836D4D493F226CE5FA7 |
| SHA256: | 316C85917832C66AC0071F73A880D5E40099A16E419F7813FBE39EE0A851D1C7 |
| SSDEEP: | 192:L0v9/blXo4IQtPcwPUSobHM9EFFelPNWWNWP:L0v9/n9WWNWP |
MALICIOUS
Application was dropped or rewritten from another process
- ctfmon.exe (PID: 2464)
Create files in the Startup directory
- ctfmon.exe (PID: 2464)
Drops the executable file immediately after the start
- ctfmon.exe (PID: 2464)
SUSPICIOUS
Process drops legitimate windows executable
- ctfmon.exe (PID: 2464)
The process creates files with name similar to system file names
- ctfmon.exe (PID: 2464)
Write to the desktop.ini file (may be used to cloak folders)
- ctfmon.exe (PID: 2464)
INFO
Checks supported languages
- ctfmon.exe (PID: 2464)
Reads the machine GUID from the registry
- ctfmon.exe (PID: 2464)
Reads the computer name
- ctfmon.exe (PID: 2464)
Creates files or folders in the user directory
- ctfmon.exe (PID: 2464)
Create files in a temporary directory
- ctfmon.exe (PID: 2464)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Microsoft Visual Basic 6 (84.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (6.7) |
| .exe | | | Win32 Executable (generic) (4.6) |
| .exe | | | Generic Win/DOS Executable (2) |
| .exe | | | DOS Executable Generic (2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2006:06:27 08:23:40+02:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 12288 |
| InitializedDataSize: | 8192 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x109c |
| OSVersion: | 4 |
| ImageVersion: | 51.21 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 51.2100.0.2690 |
| ProductVersionNumber: | 51.2100.0.2690 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Chinese (Simplified) |
| CharacterSet: | Unicode |
| Comments: | CTF Loader |
| CompanyName: | Microsoft Corporation |
| FileDescription: | CTF Loader |
| LegalCopyright: | @ Microsoft Corporation. All rights reserved. |
| LegalTrademarks: | CTF Loader |
| ProductName: | Microsoft@ Windows@ Operating System |
| FileVersion: | 51.2100.2690 |
| ProductVersion: | 51.2100.2690 |
| InternalName: | ctfmon |
| OriginalFileName: | ctfmon.exe |
Total processes
36
Monitored processes
1
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2464 | "C:\Users\admin\AppData\Local\Temp\ctfmon.exe" | C:\Users\admin\AppData\Local\Temp\ctfmon.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: CTF Loader Exit code: 0 Version: 51.2100.2690 Modules
| |||||||||||||||
Total events
136
Read events
136
Write events
0
Delete events
0
Modification events
Executable files
3
Suspicious files
2
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2464 | ctfmon.exe | C:\Recycled\INFO2 | binary | |
MD5:5101F3AC57F684F2AE0868645A9AFB6A | SHA256:420DC76D37A1AB821E587D703AC5E629281149E78744288F9D43A8FEB885A236 | |||
| 2464 | ctfmon.exe | C:\Users\admin\AppData\Local\Temp\~DF19D30C4AD1093B6E.TMP | binary | |
MD5:1D6D4C5F84F9D1EDBB2E4FEC778BDE19 | SHA256:7FAEE2F8E86AD3516636BF1FD82541FAD875851870E168BF356DE4A26B9851FB | |||
| 2464 | ctfmon.exe | C:\Recycled\desktop.ini | text | |
MD5:AD0B0B4416F06AF436328A3C12DC491B | SHA256:23521DE51CA1DB2BC7B18E41DE7693542235284667BF85F6C31902547A947416 | |||
| 2464 | ctfmon.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ctfmon.exe | executable | |
MD5:74DBD545CF6DC5D006325CC3E4658A12 | SHA256:316C85917832C66AC0071F73A880D5E40099A16E419F7813FBE39EE0A851D1C7 | |||
| 2464 | ctfmon.exe | C:\Recycled\Recycled\ctfmon.exe | executable | |
MD5:74DBD545CF6DC5D006325CC3E4658A12 | SHA256:316C85917832C66AC0071F73A880D5E40099A16E419F7813FBE39EE0A851D1C7 | |||
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 |
|---|---|---|---|---|---|---|
1088 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2656 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |