File name:

2C1ED7F5C5F5E30D6E52CC042F72FD90.exe

Full analysis: https://app.any.run/tasks/404c7e2b-bc57-4bb6-bfa3-a478acc47f39
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.

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Analysis date: December 02, 2023, 12:01:20
OS: Windows 7 Professional Service Pack 1 (build: 7601, 64 bit)
Tags:
rat
njrat
bladabindi
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

2C1ED7F5C5F5E30D6E52CC042F72FD90

SHA1:

C434B0EAA815F5978136F4D2DA890208673AE9E7

SHA256:

DBACE000CEF11FB4F11D4E1D7B1693EA3CBBD9B79AAD67A4184BE8A8797F3B07

SSDEEP:

768:TXKcuIXzXGOwLfcJqqiD8ZuSNuDXcIt0kwGGGuGGG:TXtDX1wjc8E3Nw

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

    • Create files in the Startup directory

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Drops the executable file immediately after the start

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • NJRAT has been detected (YARA)

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Changes the autorun value in the registry

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • NjRAT is detected

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

  • SUSPICIOUS

    • Uses NETSH.EXE to add a firewall rule or allowed programs

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Connects to unusual port

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

  • INFO

    • Checks supported languages

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Reads the computer name

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Creates files or folders in the user directory

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)

    • Reads Environment values

      • 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe (PID: 2216)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

NjRat

(PID) Process(2216) 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe
C26.tcp.eu.ngrok.io
Ports19220
Botnetmark
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\a502d6936d522819db45a43677dc3f7c
Splitter|'|'|
Versionim523
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2023:11:28 14:51:25+01:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 8
CodeSize: 35840
InitializedDataSize: 69120
UninitializedDataSize: -
EntryPoint: 0xabce
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #NJRAT 2c1ed7f5c5f5e30d6e52cc042f72fd90.exe netsh.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2216"C:\Users\admin\AppData\Local\Temp\2C1ED7F5C5F5E30D6E52CC042F72FD90.exe" C:\Users\admin\AppData\Local\Temp\2C1ED7F5C5F5E30D6E52CC042F72FD90.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\2c1ed7f5c5f5e30d6e52cc042f72fd90.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\mscoree.dll
NjRat
(PID) Process(2216) 2C1ED7F5C5F5E30D6E52CC042F72FD90.exe
C26.tcp.eu.ngrok.io
Ports19220
Botnetmark
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\a502d6936d522819db45a43677dc3f7c
Splitter|'|'|
Versionim523
2924netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\2C1ED7F5C5F5E30D6E52CC042F72FD90.exe" "2C1ED7F5C5F5E30D6E52CC042F72FD90.exe" ENABLEC:\Windows\SysWOW64\netsh.exe—2C1ED7F5C5F5E30D6E52CC042F72FD90.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)
Modules
Images
c:\windows\syswow64\netsh.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
Total events
987
Read events
836
Write events
151
Delete events
0

Modification events

(PID) Process:(2924) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\15A\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2216) 2C1ED7F5C5F5E30D6E52CC042F72FD90.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:a502d6936d522819db45a43677dc3f7c
Value:
"C:\Users\admin\AppData\Local\Temp\2C1ED7F5C5F5E30D6E52CC042F72FD90.exe" ..
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
22162C1ED7F5C5F5E30D6E52CC042F72FD90.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a502d6936d522819db45a43677dc3f7c.exeexecutable
MD5:2C1ED7F5C5F5E30D6E52CC042F72FD90
SHA256:DBACE000CEF11FB4F11D4E1D7B1693EA3CBBD9B79AAD67A4184BE8A8797F3B07
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
10
DNS requests
3
Threats
2

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
—
—
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
1956
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
324
svchost.exe
224.0.0.252:5355
—
—
—
unknown
2216
2C1ED7F5C5F5E30D6E52CC042F72FD90.exe
52.28.247.255:19220
6.tcp.eu.ngrok.io
AMAZON-02
DE
unknown
2216
2C1ED7F5C5F5E30D6E52CC042F72FD90.exe
3.68.171.119:19220
6.tcp.eu.ngrok.io
AMAZON-02
DE
unknown

DNS requests

Domain
IP
Reputation
6.tcp.eu.ngrok.io
  • 52.28.247.255
  • 3.68.171.119
malicious
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

PID
Process
Class
Message
324
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
324
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
No debug info
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Reports
2C1ED7F5C5F5E30D6E52CC042F72FD90.exe