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File name:

CS01.vbs

Full analysis: https://app.any.run/tasks/6451079f-33d9-4985-af50-c4731a554b0b
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: March 21, 2019, 13:58:11
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
njrat
bladabindi
trojan
Indicators:
MIME: text/plain
File info: ASCII text, with very long lines, with CRLF line terminators
MD5:

FD73EAD430FDE52DE84CCCB80CAAAC7F

SHA1:

5335442CF6A673C16F535286B8AE8072FF45E78C

SHA256:

61C96CDB88877B3C737A1022BB6355E8489D2CC2019ECBCC15BE978186552174

SSDEEP:

1536:dnP1KoEdCWa70loE39HBYdFl4ic1AGUGOh8gOpKEyecWOaHXmMTDnqzDq1vh9Kdx:T

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • Loads dropped or rewritten executable

      • regsvr32.exe (PID: 3244)
      • WScript.exe (PID: 1048)
    • Writes to a start menu file

      • WScript.exe (PID: 1048)
      • MSBUILD.EXE (PID: 2284)
    • Registers / Runs the DLL via REGSVR32.EXE

      • WScript.exe (PID: 1048)
    • Application was dropped or rewritten from another process

      • MSBUILD.EXE (PID: 2284)
    • NJRAT was detected

      • MSBUILD.EXE (PID: 2284)
    • Changes the autorun value in the registry

      • MSBUILD.EXE (PID: 2284)
    • Connects to CnC server

      • MSBUILD.EXE (PID: 2284)
  • SUSPICIOUS

    • Creates files in the user directory

      • WScript.exe (PID: 1048)
      • MSBUILD.EXE (PID: 2284)
    • Executable content was dropped or overwritten

      • WScript.exe (PID: 1048)
      • MSBUILD.EXE (PID: 2284)
    • Uses NETSH.EXE for network configuration

      • MSBUILD.EXE (PID: 2284)
    • Connects to unusual port

      • MSBUILD.EXE (PID: 2284)
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
4
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start wscript.exe regsvr32.exe no specs #NJRAT msbuild.exe netsh.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1048"C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\CS01.vbs"C:\Windows\System32\WScript.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
3244"C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\admin\AppData\Local\Temp\sasasor.vbs.BIN"C:\Windows\System32\regsvr32.exeWScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2284"C:\Windows\MICROSOFT.NET\FRAMEWORK\V2.0.50727\MSBUILD.EXE"C:\Windows\MICROSOFT.NET\FRAMEWORK\V2.0.50727\MSBUILD.EXE
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
MSBuild.exe
Version:
2.0.50727.5420 built by: Win7SP1
2304netsh firewall add allowedprogram "C:\Windows\MICROSOFT.NET\FRAMEWORK\V2.0.50727\MSBUILD.EXE" "MSBUILD.EXE" ENABLEC:\Windows\system32\netsh.exeMSBUILD.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)
Total events
357
Read events
176
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
1048WScript.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sasasor.vbs.vbstext
MD5:FD73EAD430FDE52DE84CCCB80CAAAC7F
SHA256:61C96CDB88877B3C737A1022BB6355E8489D2CC2019ECBCC15BE978186552174
2284MSBUILD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\68ba45dadc1288290b303cf114eeb1fe.exeexecutable
MD5:1F13CD7F1ECB2A7BCC1FF5E287B7EB2E
SHA256:6ADC88FC0A0E108851909618442C03F57CDFC20F6DB4EE88B84C0CAF420F991F
1048WScript.exeC:\Users\admin\AppData\Local\Temp\sasasor.vbs.BINexecutable
MD5:E0B8DFD17B8E7DE760B273D18E58B142
SHA256:4EF3A6703ABC6B2B8E2CAC3031C1E5B86FE8B377FDE92737349EE52BD2604379
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

No 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
2284
MSBUILD.EXE
23.227.201.158:3047
Swiftway Sp. z o.o.
US
malicious

DNS requests

Domain
IP
Reputation
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

PID
Process
Class
Message
2284
MSBUILD.EXE
A Network Trojan was detected
MALWARE [PTsecurity] njRAT.Gen RAT outbound connection
3 ETPRO signatures available at the full report
No debug info