| File name: | svchost.exe |
| Full analysis: | https://app.any.run/tasks/53ab90df-1213-4d65-86e5-2ff24f539725 |
| 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: | February 11, 2024, 11:26:41 |
| 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: | 702393CE7EDBDCEF33A34DAE4CFC00F4 |
| SHA1: | 51B5AA54D808165F3B51096ECDE29FF2CC1C7230 |
| SHA256: | CFA8AFB0009C7BDEF2123F7571220F5C6AD40BD08A2A91EE25E3531E879880A2 |
| SSDEEP: | 384:Co1xlF9pgLYeBUxm9BT91wHsDMXGgLS4X6uyNnnYb1PssIJqqah0I8ZumTG3IBLW:vl+zmGgLrX6bxYbaJqqiD8ZuSNuBdcI |
MALICIOUS
Drops the executable file immediately after the start
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
NjRAT is detected
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
Create files in the Startup directory
- svchost.exe (PID: 3972)
Changes the autorun value in the registry
- svchost.exe (PID: 3972)
Connects to the CnC server
- svchost.exe (PID: 3972)
NJRAT has been detected (SURICATA)
- svchost.exe (PID: 3972)
NJRAT has been detected (YARA)
- svchost.exe (PID: 3972)
Actions looks like stealing of personal data
- tmp1361.tmp.exe (PID: 1560)
SUSPICIOUS
Reads security settings of Internet Explorer
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
Reads the Internet Settings
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
The process creates files with name similar to system file names
- svchost.exe (PID: 2160)
Starts itself from another location
- svchost.exe (PID: 2160)
Executable content was dropped or overwritten
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
Uses NETSH.EXE to add a firewall rule or allowed programs
- svchost.exe (PID: 3972)
Uses TASKKILL.EXE to kill process
- svchost.exe (PID: 3972)
Connects to unusual port
- svchost.exe (PID: 3972)
INFO
Checks supported languages
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
- tmpBA72.tmp.EXE (PID: 1928)
- tmp1361.tmp.exe (PID: 2644)
- tmp6C9E.tmp.exe (PID: 2904)
Reads the computer name
- svchost.exe (PID: 2160)
- tmp1361.tmp.exe (PID: 1560)
- svchost.exe (PID: 3972)
Reads the machine GUID from the registry
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
- tmp6C9E.tmp.exe (PID: 2904)
Creates files or folders in the user directory
- svchost.exe (PID: 2160)
- svchost.exe (PID: 3972)
Reads Environment values
- svchost.exe (PID: 3972)
Create files in a temporary directory
- svchost.exe (PID: 3972)
- tmp1361.tmp.exe (PID: 1560)
- tmp6C9E.tmp.exe (PID: 2904)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
NjRat
(PID) Process(3972) svchost.exe
C2194.38.20.230
Ports6666
BotnetHuy
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\61af49aa7ca6479a99d2f9ace0f91ac0
Splitter|'|'|
Versionim523
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: | 2024:02:10 15:16:17+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 35840 |
| InitializedDataSize: | 1536 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xab9e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Total processes
47
Monitored processes
9
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1560 | "C:\Users\admin\AppData\Local\Temp\tmp1361.tmp.exe" | C:\Users\admin\AppData\Local\Temp\tmp1361.tmp.exe | svchost.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 1928 | "C:\Users\admin\AppData\Local\Temp\tmpBA72.tmp.EXE" | C:\Users\admin\AppData\Local\Temp\tmpBA72.tmp.EXE | — | svchost.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2036 | taskkill /F /IM AvastSvc.exe | C:\Windows\System32\taskkill.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2160 | "C:\Users\admin\AppData\Local\Temp\svchost.exe" | C:\Users\admin\AppData\Local\Temp\svchost.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 2644 | "C:\Users\admin\AppData\Local\Temp\3582-490\tmp1361.tmp.exe" | C:\Users\admin\AppData\Local\Temp\3582-490\tmp1361.tmp.exe | — | tmp1361.tmp.exe | |||||||||||
User: admin Company: R.J.L. Software Integrity Level: MEDIUM Description: Simulates deleting all files from Windows directory Exit code: 0 Version: 1.0.1.0 Modules
| |||||||||||||||
| 2904 | "C:\Users\admin\AppData\Local\Temp\tmp6C9E.tmp.exe" | C:\Users\admin\AppData\Local\Temp\tmp6C9E.tmp.exe | — | svchost.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3392 | C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503} | C:\Windows\System32\dllhost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3736 | netsh firewall add allowedprogram "C:\Users\admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE | C:\Windows\System32\netsh.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Network Command Shell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3972 | "C:\Users\admin\AppData\Roaming\svchost.exe" | C:\Users\admin\AppData\Roaming\svchost.exe | svchost.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
NjRat(PID) Process(3972) svchost.exe C2194.38.20.230 Ports6666 BotnetHuy Options Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\61af49aa7ca6479a99d2f9ace0f91ac0 Splitter|'|'| Versionim523 | |||||||||||||||
Total events
11 781
Read events
11 600
Write events
181
Delete events
0
Modification events
| (PID) Process: | (2160) svchost.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (2160) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2160) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (2160) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (2160) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (3972) svchost.exe | Key: | HKEY_CURRENT_USER |
| Operation: | write | Name: | di |
Value: ! | |||
| (PID) Process: | (3972) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | 61af49aa7ca6479a99d2f9ace0f91ac0 |
Value: "C:\Users\admin\AppData\Roaming\svchost.exe" .. | |||
| (PID) Process: | (3736) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3736) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-100 |
Value: DHCP Quarantine Enforcement Client | |||
| (PID) Process: | (3736) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-101 |
Value: Provides DHCP based enforcement for NAP | |||
Executable files
48
Suspicious files
0
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-006E-0407-0000-0000000FF1CE}-C\DW20.EXE | executable | |
MD5:02EE6A3424782531461FB2F10713D3C1 | SHA256:EAD58C483CB20BCD57464F8A4929079539D634F469B213054BF737D227C026DC | |||
| 2160 | svchost.exe | C:\Users\admin\AppData\Roaming\svchost.exe | executable | |
MD5:702393CE7EDBDCEF33A34DAE4CFC00F4 | SHA256:CFA8AFB0009C7BDEF2123F7571220F5C6AD40BD08A2A91EE25E3531E879880A2 | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-006E-040C-0000-0000000FF1CE}-C\dwtrig20.exe | executable | |
MD5:CF6C595D3E5E9667667AF096762FD9C4 | SHA256:593E60CC30AE0789448547195AF77F550387F6648D45847EA244DD0DD7ABF03D | |||
| 3972 | svchost.exe | C:\Users\admin\AppData\Local\Temp\tmp1361.tmp.exe | executable | |
MD5:8E6CCD1EA70AF2578F7A71498FA7C363 | SHA256:ECCB36988E0D5FAB2E26DAC6DF1B6E91EF1E9726DCC8EEBC537570F956B2B65A | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-003D-0000-0000-0000000FF1CE}-C\setup.exe | executable | |
MD5:566ED4F62FDC96F175AFEDD811FA0370 | SHA256:E17CD94C08FC0E001A49F43A0801CEA4625FB9AEE211B6DFEBEBEC446C21F460 | |||
| 3972 | svchost.exe | C:\Users\admin\AppData\Local\Temp\tmpBA72.tmp.EXE | executable | |
MD5:0E89A28BCF39B8FFD68B55117AA2C8C0 | SHA256:5ED6B1884460C35B8D585FE11BCF8EB156180D7E30BC22182409B251DD02F1C3 | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-006E-0407-0000-0000000FF1CE}-C\dwtrig20.exe | executable | |
MD5:CF6C595D3E5E9667667AF096762FD9C4 | SHA256:593E60CC30AE0789448547195AF77F550387F6648D45847EA244DD0DD7ABF03D | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-003D-0000-0000-0000000FF1CE}-C\ose.exe | executable | |
MD5:58B58875A50A0D8B5E7BE7D6AC685164 | SHA256:2A0AA0763FDEF9C38C5DD4D50703F0C7E27F4903C139804EC75E55F8388139AE | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-006E-0412-0000-0000000FF1CE}-C\dwtrig20.exe | executable | |
MD5:CF6C595D3E5E9667667AF096762FD9C4 | SHA256:593E60CC30AE0789448547195AF77F550387F6648D45847EA244DD0DD7ABF03D | |||
| 1560 | tmp1361.tmp.exe | C:\MSOCache\All Users\{90140000-006E-040C-0000-0000000FF1CE}-C\DW20.EXE | executable | |
MD5:02EE6A3424782531461FB2F10713D3C1 | SHA256:EAD58C483CB20BCD57464F8A4929079539D634F469B213054BF737D227C026DC | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
0
Threats
7
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 | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3972 | svchost.exe | 194.38.20.230:6666 | — | Rices Privately owned enterprise | UA | malicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
3972 | svchost.exe | Malware Command and Control Activity Detected | ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll) |
3972 | svchost.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback (Remote Desktop) |
5 ETPRO signatures available at the full report