| File name: | drivefsext.lib |
| Full analysis: | https://app.any.run/tasks/9530a079-d205-49b1-be5f-174c0bfa47f0 |
| Verdict: | Malicious activity |
| Analysis date: | April 01, 2023, 07:46:46 |
| 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: | F973AD59DAE5E08D604BDD0951B86721 |
| SHA1: | 38254C1452CF2D6A08CDCCD19CFD727CD7492074 |
| SHA256: | 08AD0AB617CA9B835619EDB021DE7E05AF50CDE5CD73AD69868991DC626999F7 |
| SSDEEP: | 3072:lPso85jeh7S6rrL0kDl6U1SQSJaV24yhYzJ4uRv5yh3o3c8yyAg0FuD08UT7g:VMCSIL0kRjbSJi24HzSuRv1AO5g |
MALICIOUS
No malicious indicators.SUSPICIOUS
No suspicious indicators.INFO
Checks supported languages
- drivefsext.lib.exe (PID: 1900)
The process checks LSA protection
- drivefsext.lib.exe (PID: 1900)
Reads the computer name
- drivefsext.lib.exe (PID: 1900)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | DOS Executable Generic (100) |
|---|
EXIF
EXE
| ProductVersion: | 10.0.19045.549 |
|---|---|
| ProductName: | Microsoft Windows Operating System |
| OriginalFileName: | winsrvhost.exe |
| LegalCopyright: | Microsoft® Corporation. All rights reserved. |
| InternalName: | winsrvhost.exe |
| FileVersion: | 10.0.19045.549 |
| FileDescription: | winsrvhost |
| CompanyName: | Microsoft® |
| CharacterSet: | Unicode |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Windows NT 32-bit |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 10.0.19045.549 |
| FileVersionNumber: | 10.0.19045.549 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 6 |
| ImageVersion: | - |
| OSVersion: | 6 |
| EntryPoint: | 0x10097 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 77312 |
| CodeSize: | 146944 |
| LinkerVersion: | 14.28 |
| PEType: | PE32 |
| ImageFileCharacteristics: | No relocs, Executable, 32-bit |
| TimeStamp: | 2022:05:25 16:01:14+00:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 25-May-2022 16:01:14 |
| Detected languages: |
|
| CompanyName: | Microsoft® |
| FileDescription: | winsrvhost |
| FileVersion: | 10.0.19045.549 |
| InternalName: | winsrvhost.exe |
| LegalCopyright: | Microsoft® Corporation. All rights reserved. |
| OriginalFilename: | winsrvhost.exe |
| ProductName: | Microsoft Windows Operating System |
| ProductVersion: | 10.0.19045.549 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0000 |
| Pages in file: | 0x0000 |
| Relocations: | 0x0000 |
| Size of header: | 0x0000 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0x0000 |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x4550 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x014C |
| Initial CS value: | 0x0004 |
| Overlay number: | 0x628E |
| OEM identifier: | 0x00E0 |
| OEM information: | 0x0103 |
| Address of NE header: | 0x00000010 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 4 |
| Time date stamp: | 25-May-2022 16:01:14 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00023DDB | 0x00023E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.62153 |
.rdata | 0x00025000 | 0x0000E35C | 0x0000E400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.31363 |
.data | 0x00034000 | 0x00001F04 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.6714 |
.rsrc | 0x00036000 | 0x000005AC | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.79409 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.87635 | 328 | UNKNOWN | English - United States | RT_MANIFEST |
7 | 1.07875 | 44 | UNKNOWN | Spanish - Spain (International sort) | RT_STRING |
Imports
KERNEL32.dll |
WINHTTP.dll |
Total processes
35
Monitored processes
1
Malicious processes
0
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1900 | "C:\Users\admin\AppData\Local\Temp\drivefsext.lib.exe" | C:\Users\admin\AppData\Local\Temp\drivefsext.lib.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft® Integrity Level: MEDIUM Description: winsrvhost Exit code: 0 Version: 10.0.19045.549 Modules
| |||||||||||||||
Total events
334
Read events
334
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
1
TCP/UDP connections
1
DNS requests
1
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1900 | drivefsext.lib.exe | GET | 302 | 162.216.242.206:80 | http://stlaip742915.ddnsgeek.com/ | unknown | html | 163 b | malicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
1900 | drivefsext.lib.exe | 162.216.242.206:80 | stlaip742915.ddnsgeek.com | DYNU | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
stlaip742915.ddnsgeek.com |
| malicious |