| File name: | _Updater.exe |
| Full analysis: | https://app.any.run/tasks/707190e0-45a0-434a-9e67-6c14ffa3ed30 |
| Verdict: | Malicious activity |
| Threats: | Quasar is a very popular RAT in the world thanks to its code being available in open-source. This malware can be used to control the victim’s computer remotely. |
| Analysis date: | May 30, 2020, 10:37:05 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 4502C52C3347EA1381131284D408BE3E |
| SHA1: | 00715E2A08917096EEDA256793EE86CF8C4126AA |
| SHA256: | 9B1155C265C3C2D5D9DEC4C8651F4436FF6E798D4A5F454600B1F12BCC3E3177 |
| SSDEEP: | 12288:RnkkI8eg2le57Z+qtZFZO20mTOJhjaOP+yXL61dE6HwgMM:RkkI82e5F+QvO20mTOJhjaOP+yXL61dt |
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:05:30 11:01:30+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 353280 |
| InitializedDataSize: | 136704 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x582ce |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.3.0.0 |
| ProductVersionNumber: | 1.3.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.3.0.0 |
| InternalName: | Client.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Client.exe |
| ProductName: | - |
| ProductVersion: | 1.3.0.0 |
| AssemblyVersion: | 1.3.0.0 |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 30-May-2020 09:01:30 |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.3.0.0 |
| InternalName: | Client.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFilename: | Client.exe |
| ProductName: | - |
| ProductVersion: | 1.3.0.0 |
| Assembly Version: | 1.3.0.0 |
| 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: | 0x00000080 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 30-May-2020 09:01:30 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00002000 | 0x000562D4 | 0x00056400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.44438 |
.rsrc | 0x0005A000 | 0x000213F4 | 0x00021400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.02091 |
.reloc | 0x0007C000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.22615 | 1171 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2948 | "C:\Users\admin\AppData\Local\Temp\_Updater.exe" | C:\Users\admin\AppData\Local\Temp\_Updater.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.3.0.0 Modules
| |||||||||||||||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
| (PID) Process: | (2948) _Updater.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\_Updater_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2948 | _Updater.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | text | 279 b | malicious |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2948 | _Updater.exe | 208.95.112.1:80 | ip-api.com | IBURST | — | malicious |
Domain | IP | Reputation |
|---|---|---|
ip-api.com |
| malicious |
PID | Process | Class | Message |
|---|---|---|---|
2948 | _Updater.exe | Potential Corporate Privacy Violation | ET POLICY External IP Lookup ip-api.com |
2948 | _Updater.exe | Potential Corporate Privacy Violation | AV POLICY Internal Host Retrieving External IP Address (ip-api. com) |
2948 | _Updater.exe | A Network Trojan was detected | REMOTE [PTsecurity] Quasar.RAT IP Lookup |