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| File name: | 15b3415d9d1ea3711fee83e3e50ecfe4.exe |
| Full analysis: | https://app.any.run/tasks/6f119911-6d10-496a-b1fd-c0e0e1e42790 |
| Verdict: | Malicious activity |
| Threats: | njRAT is a remote access trojan. It is one of the most widely accessible RATs on the market that features an abundance of educational information. Interested attackers can even find tutorials on YouTube. This allows it to become one of the most popular RATs in the world. |
| Analysis date: | January 22, 2019, 13:36:31 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | AD869911B5385FE9D90E9D7B67A628C6 |
| SHA1: | 79C9D82A1DDC07368D1B055CDB75586F940A9F2C |
| SHA256: | FE0AE2834B8904615F7E039F70E295FA188025D0F57B785C9DFF7C8C2BD5E036 |
| SSDEEP: | 1536:cwSiIpT9qARDSvcRaXY3FqrY6u989G5HPThNMRm:ct99VRDMv83iRm |
MALICIOUS
Writes to a start menu file
- svchost.exe (PID: 3392)
NJRAT was detected
- svchost.exe (PID: 3392)
Changes the autorun value in the registry
- svchost.exe (PID: 3392)
SUSPICIOUS
Executable content was dropped or overwritten
- svchost.exe (PID: 3392)
- 15b3415d9d1ea3711fee83e3e50ecfe4.exe (PID: 2948)
Creates files in the user directory
- svchost.exe (PID: 3392)
Connects to unusual port
- svchost.exe (PID: 3392)
Creates executable files which already exist in Windows
- 15b3415d9d1ea3711fee83e3e50ecfe4.exe (PID: 2948)
Starts itself from another location
- 15b3415d9d1ea3711fee83e3e50ecfe4.exe (PID: 2948)
INFO
No info indicators.
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.) (81) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.2) |
| .exe | | | Win32 Executable (generic) (4.9) |
| .exe | | | Win16/32 Executable Delphi generic (2.2) |
| .exe | | | Generic Win/DOS Executable (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:01:12 07:16:02+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 78336 |
| InitializedDataSize: | 13824 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1504e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows command line |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| FileDescription: | Varadi |
| FileVersion: | 1.0.0.0 |
| InternalName: | Varadi.exe |
| LegalCopyright: | Copyright © 2019 |
| OriginalFileName: | Varadi.exe |
| ProductName: | Varadi |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_CUI |
| Compilation Date: | 12-Jan-2019 06:16:02 |
| Debug artifacts: |
|
| FileDescription: | Varadi |
| FileVersion: | 1.0.0.0 |
| InternalName: | Varadi.exe |
| LegalCopyright: | Copyright © 2019 |
| OriginalFilename: | Varadi.exe |
| ProductName: | Varadi |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 4 |
| Time date stamp: | 12-Jan-2019 06:16:02 |
| 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 | 0x00002000 | 0x00013054 | 0x00013200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 3.92934 |
.sdata | 0x00016000 | 0x00000138 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.53219 |
.rsrc | 0x00018000 | 0x000031D0 | 0x00003200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.58448 |
.reloc | 0x0001C000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0980042 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
2 | 1.71396 | 744 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 2.0843 | 296 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 1.72071 | 2216 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 1.04772 | 1384 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 4.04524 | 851 | UNKNOWN | UNKNOWN | RT_ICON |
7 | 2.72257 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
8 | 2.76148 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
32512 | 2.68921 | 104 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
Imports
mscoree.dll |
Total processes
33
Monitored processes
2
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2948 | "C:\Users\admin\AppData\Local\Temp\15b3415d9d1ea3711fee83e3e50ecfe4.exe" | C:\Users\admin\AppData\Local\Temp\15b3415d9d1ea3711fee83e3e50ecfe4.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Varadi Exit code: 0 Version: 1.0.0.0 | ||||
| 3392 | "C:\Users\admin\AppData\Local\svchost.exe" | C:\Users\admin\AppData\Local\svchost.exe | 15b3415d9d1ea3711fee83e3e50ecfe4.exe | |
User: admin Integrity Level: MEDIUM Description: Varadi Version: 1.0.0.0 | ||||
Total events
772
Read events
718
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
0
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3392 | svchost.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CCleaner.lnk | lnk | |
MD5:3A737E27742B0F77C1EBC26DBD15E9A9 | SHA256:CD76CAC7EE5BEB0654D0EC17DBD8868824BE808D8BDF0CDC78FD673D380384A3 | |||
| 3392 | svchost.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\15b3415d9d1ea3711fee83e3e50ecfe4.exe | executable | |
MD5:AD869911B5385FE9D90E9D7B67A628C6 | SHA256:FE0AE2834B8904615F7E039F70E295FA188025D0F57B785C9DFF7C8C2BD5E036 | |||
| 2948 | 15b3415d9d1ea3711fee83e3e50ecfe4.exe | C:\Users\admin\AppData\Local\svchost.exe | executable | |
MD5:AD869911B5385FE9D90E9D7B67A628C6 | SHA256:FE0AE2834B8904615F7E039F70E295FA188025D0F57B785C9DFF7C8C2BD5E036 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
2
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 |
|---|---|---|---|---|---|---|
3392 | svchost.exe | 179.181.98.210:1723 | nodiosena.ddns.net | TELEFÔNICA BRASIL S.A | BR | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
nodiosena.ddns.net |
| malicious |
kurtm.blackunix.com |
| malicious |