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| File name: | WINDOWS.EXE |
| Full analysis: | https://app.any.run/tasks/1909b5e7-0e2c-4a81-a831-ea0f2d302f5c |
| 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: | November 15, 2018, 01:43:16 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 669C1CC2249DD719C7C67591CDFDED79 |
| SHA1: | 431B105AD467637E1FCD5606C341C4E62AB2DBBE |
| SHA256: | FD4C8CEF1ACE09B326E57B138F4B31D3B3B25D24CEB181A6FB6EFD67BF0193D2 |
| SSDEEP: | 6144:oPCs6h26y+aSGN3a3J048K13THAzfO7rBLpU5UPojiKehhJMUjej:Kj |
MALICIOUS
NJRAT was detected
- WINDOWS.EXE (PID: 3212)
Changes the autorun value in the registry
- WINDOWS.EXE (PID: 3212)
Writes to a start menu file
- WINDOWS.EXE (PID: 3212)
SUSPICIOUS
Executable content was dropped or overwritten
- WINDOWS.EXE (PID: 3212)
Uses NETSH.EXE for network configuration
- WINDOWS.EXE (PID: 3212)
Uses TASKKILL.EXE to kill process
- WINDOWS.EXE (PID: 3212)
Creates files in the user directory
- WINDOWS.EXE (PID: 3212)
Connects to unusual port
- WINDOWS.EXE (PID: 3212)
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: | 2018:10:23 11:35:57+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 358400 |
| InitializedDataSize: | 108544 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x596be |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| 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: | Windows |
| FileVersion: | 1.0.0.0 |
| InternalName: | Windows1.exe |
| LegalCopyright: | Copyright © 2018 |
| OriginalFileName: | Windows1.exe |
| ProductName: | Windows |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 23-Oct-2018 09:35:57 |
| Debug artifacts: |
|
| FileDescription: | Windows |
| FileVersion: | 1.0.0.0 |
| InternalName: | Windows1.exe |
| LegalCopyright: | Copyright © 2018 |
| OriginalFilename: | Windows1.exe |
| ProductName: | Windows |
| 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: | 23-Oct-2018 09:35:57 |
| 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 | 0x000576C4 | 0x00057800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 4.85555 |
.sdata | 0x0005A000 | 0x00000096 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.2167 |
.rsrc | 0x0005C000 | 0x0001A220 | 0x0001A400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 1.59098 |
.reloc | 0x00078000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
2 | 7.91976 | 5627 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 0.827581 | 67624 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 0.954373 | 16936 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 1.06967 | 9640 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 1.20289 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
7 | 1.47399 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
32512 | 2.8494 | 90 | UNKNOWN | UNKNOWN | RT_GROUP_ICON |
Imports
mscoree.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 |
|---|---|---|---|---|
| 3212 | "C:\Users\admin\AppData\Local\Temp\WINDOWS.EXE" | C:\Users\admin\AppData\Local\Temp\WINDOWS.EXE | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Windows Version: 1.0.0.0 | ||||
| 3136 | netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\WINDOWS.EXE" "WINDOWS.EXE" ENABLE | C:\Windows\system32\netsh.exe | — | WINDOWS.EXE |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Network Command Shell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3524 | taskkill /F /IM Exsample.exe | C:\Windows\system32\taskkill.exe | — | WINDOWS.EXE |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
134
Read events
23
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3212 | WINDOWS.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5eab0f83991e62cc11e5d13c5f268bd7.exe | executable | |
MD5:669C1CC2249DD719C7C67591CDFDED79 | SHA256:FD4C8CEF1ACE09B326E57B138F4B31D3B3B25D24CEB181A6FB6EFD67BF0193D2 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
3
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 |
|---|---|---|---|---|---|---|
3212 | WINDOWS.EXE | 84.61.212.215:1122 | entirertm.ddns.net | Vodafone GmbH | DE | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
entirertm.ddns.net |
| malicious |
dns.msftncsi.com |
| shared |