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| File name: | tetur.exe |
| Full analysis: | https://app.any.run/tasks/ffdc05ec-3852-4582-beac-8b753aa69b9e |
| Verdict: | Malicious activity |
| Analysis date: | September 11, 2019, 10:03:29 |
| 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: | 63E0E6C287D7468DE8A6782DA7AA40E7 |
| SHA1: | 7D6B9D321D8103428630513909F876FC28CFD7EA |
| SHA256: | 60E71DD484194C212C43B7AEF55B354E05EC30E299F47D7917922B660FEB5DF5 |
| SSDEEP: | 6144:0KVtqihPxRw6J3puC+WO6/Trz/8T0a6Eo7qe0O+N:0YtxhPJabyL8thp |
MALICIOUS
Known privilege escalation attack
- DllHost.exe (PID: 3708)
Loads the Task Scheduler COM API
- tetus.exe (PID: 2764)
SUSPICIOUS
Executed via COM
- DllHost.exe (PID: 3708)
Creates files in the user directory
- tetur.exe (PID: 2736)
Executable content was dropped or overwritten
- tetur.exe (PID: 2736)
INFO
No info indicators.
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 (63.9) |
|---|---|---|
| .exe | | | Win32 Executable MS Visual C++ (generic) (24.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.1) |
| .exe | | | Win32 Executable (generic) (3.5) |
| .exe | | | Generic Win/DOS Executable (1.5) |
EXIF
EXE
| OriginalFileName: | CPURAM.exe |
|---|---|
| InternalName: | CPURAM |
| ProductVersion: | 1.00.0028 |
| FileVersion: | 1.00.0028 |
| ProductName: | CPURAM |
| FileDescription: | CPU Usage And Free RAM Monitor Utility |
| CompanyName: | Joy Softwares |
| CharacterSet: | Unicode |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 1.0.0.28 |
| FileVersionNumber: | 1.0.0.28 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | 1 |
| OSVersion: | 4 |
| EntryPoint: | 0x1744 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 339968 |
| CodeSize: | 102400 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2019:02:04 15:32:59+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 04-Feb-2019 14:32:59 |
| Detected languages: |
|
| CompanyName: | Joy Softwares |
| FileDescription: | CPU Usage And Free RAM Monitor Utility |
| ProductName: | CPURAM |
| FileVersion: | 1.00.0028 |
| ProductVersion: | 1.00.0028 |
| InternalName: | CPURAM |
| OriginalFilename: | CPURAM.exe |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x000000C8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 04-Feb-2019 14:32:59 |
| 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 | 0x00018FC8 | 0x00019000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.31748 |
.data | 0x0001A000 | 0x00001AF8 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x0001C000 | 0x00051418 | 0x00052000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.83472 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.31991 | 668 | Latin 1 / Western European | English - United States | RT_VERSION |
26 | 3.27056 | 306 | Latin 1 / Western European | Catalan - Spain | RT_STRING |
27 | 1.77791 | 66 | Latin 1 / Western European | Catalan - Spain | RT_STRING |
32 | 2.6278 | 142 | Latin 1 / Western European | Catalan - Spain | RT_STRING |
38 | 3.26152 | 274 | Latin 1 / Western European | Catalan - Spain | RT_STRING |
103 | 4.76082 | 330752 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
Imports
ADVAPI32.DLL |
KERNEL32.DLL |
MSVBVM60.DLL |
OLEAUT32.DLL |
Total processes
36
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 |
|---|---|---|---|---|
| 2736 | "C:\Users\admin\AppData\Local\Temp\tetur.exe" | C:\Users\admin\AppData\Local\Temp\tetur.exe | explorer.exe | |
User: admin Company: Joy Softwares Integrity Level: MEDIUM Description: CPU Usage And Free RAM Monitor Utility Exit code: 0 Version: 1.00.0028 | ||||
| 3708 | C:\Windows\system32\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7} | C:\Windows\system32\DllHost.exe | — | svchost.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2764 | "C:\Users\admin\AppData\Roaming\cleanmem\tetus.exe" | C:\Users\admin\AppData\Roaming\cleanmem\tetus.exe | — | DllHost.exe |
User: admin Company: Joy Softwares Integrity Level: HIGH Description: CPU Usage And Free RAM Monitor Utility Exit code: 0 Version: 1.00.0028 | ||||
Total events
370
Read events
366
Write events
4
Delete events
0
Modification events
| (PID) Process: | (3708) DllHost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3708) DllHost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2736 | tetur.exe | C:\Users\admin\AppData\Local\Temp\~DFFE4A60A9B0E634D0.TMP | — | |
MD5:— | SHA256:— | |||
| 2764 | tetus.exe | C:\Users\admin\AppData\Local\Temp\~DFE719ACB71E3F6FC2.TMP | — | |
MD5:— | SHA256:— | |||
| 2736 | tetur.exe | C:\Users\admin\AppData\Roaming\cleanmem\tetus.exe | executable | |
MD5:63E0E6C287D7468DE8A6782DA7AA40E7 | SHA256:60E71DD484194C212C43B7AEF55B354E05EC30E299F47D7917922B660FEB5DF5 | |||
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HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
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