| File name: | Optimizer.exe |
| Full analysis: | https://app.any.run/tasks/01831d45-e460-4d0f-8fc5-36906ed210ad |
| Verdict: | Malicious activity |
| Analysis date: | May 05, 2024, 12:41:24 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | EDF07053BFE8F663997E5E496DC6E80D |
| SHA1: | 08FF4A1D2F96DE324B4B5A333D29471D7F46F87C |
| SHA256: | 821AE41CEB7A1624426C48623F43404EA2E04C11C76481027C0F37A6688A8084 |
| SSDEEP: | 1536:ZYRYhFCeFI9kpnnXzFuKkbDr3TkzaOURVC7:yehFC0jpnvkbDf9OUPC7 |
MALICIOUS
Drops the executable file immediately after the start
- Optimizer.exe (PID: 3964)
Changes the autorun value in the registry
- Optimizer.exe (PID: 3964)
Create files in the Startup directory
- Optimizer.exe (PID: 3964)
SUSPICIOUS
Reads security settings of Internet Explorer
- Optimizer.exe (PID: 3964)
Executable content was dropped or overwritten
- Optimizer.exe (PID: 3964)
Connects to unusual port
- Optimizer.exe (PID: 3964)
The process executes via Task Scheduler
- XClient.exe (PID: 4072)
Reads the Internet Settings
- Optimizer.exe (PID: 3964)
INFO
Checks supported languages
- Optimizer.exe (PID: 3964)
- XClient.exe (PID: 4072)
Reads the computer name
- Optimizer.exe (PID: 3964)
- XClient.exe (PID: 4072)
Creates files or folders in the user directory
- Optimizer.exe (PID: 3964)
Reads the machine GUID from the registry
- Optimizer.exe (PID: 3964)
- XClient.exe (PID: 4072)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:10:22 05:59:22+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 51200 |
| InitializedDataSize: | 17408 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe69e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | The Finest Windows Optimizer |
| CompanyName: | deadmoon © ∞ |
| FileDescription: | Optimizer |
| FileVersion: | 0.0.0.0 |
| InternalName: | Optimizer.exe |
| LegalCopyright: | deadmoon © ∞ |
| OriginalFileName: | Optimizer.exe |
| ProductName: | Optimizer |
| ProductVersion: | 0.0.0.0 |
| AssemblyVersion: | 0.0.0.0 |
Total processes
35
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3964 | "C:\Users\admin\AppData\Local\Temp\Optimizer.exe" | C:\Users\admin\AppData\Local\Temp\Optimizer.exe | explorer.exe | ||||||||||||
User: admin Company: deadmoon © ∞ Integrity Level: MEDIUM Description: Optimizer Version: 0.0.0.0 Modules
| |||||||||||||||
| 4000 | "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "XClient" /tr "C:\Users\admin\AppData\Roaming\XClient.exe" | C:\Windows\System32\schtasks.exe | — | Optimizer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 4072 | C:\Users\admin\AppData\Roaming\XClient.exe | C:\Users\admin\AppData\Roaming\XClient.exe | — | taskeng.exe | |||||||||||
User: admin Company: deadmoon © ∞ Integrity Level: MEDIUM Description: Optimizer Exit code: 0 Version: 0.0.0.0 Modules
| |||||||||||||||
Total events
3 257
Read events
3 248
Write events
9
Delete events
0
Modification events
| (PID) Process: | (3964) Optimizer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (3964) Optimizer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (3964) Optimizer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (3964) Optimizer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (3964) Optimizer.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | XClient |
Value: C:\Users\admin\AppData\Roaming\XClient.exe | |||
Executable files
1
Suspicious files
1
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3964 | Optimizer.exe | C:\Users\admin\AppData\Roaming\XClient.exe | executable | |
MD5:EDF07053BFE8F663997E5E496DC6E80D | SHA256:821AE41CEB7A1624426C48623F43404EA2E04C11C76481027C0F37A6688A8084 | |||
| 3964 | Optimizer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk | binary | |
MD5:B4046C74486EC0A7FD41EAE5073CDEC1 | SHA256:E21FB068ACE12C2E7C2229129BD8BEDC2137CD58FA6F22D2233DFDC62A4C1F98 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
DNS requests
1
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 |
1088 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
3964 | Optimizer.exe | 147.185.221.16:64563 | — | PLAYIT-GG | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
dns.msftncsi.com |
| shared |