File name:

fud.exe

Full analysis: https://app.any.run/tasks/eab689c0-fb07-4adb-adc9-69bb16bc009b
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.

Malware Trends Tracker     >>>
Analysis date: December 16, 2023, 18:51:13
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
njrat
bladabindi
remote
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

53117B1F1D3561445694538754BF77AF

SHA1:

9520417281890265F3988B985549D65558D76F6E

SHA256:

35ADCEAC514FD31440CF0E7A71405028B45CC650B4411BE6D3448A5AD2FDC535

SSDEEP:

24576:sPCFUdOoAAMS5vNu7wZDpoSy+lkhSlkOtQxbanxhXRRO3TTlkAmV5wq:ICFbOMSVNud+l/BQxbanxhXRRWTTlkAs

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

    • Drops the executable file immediately after the start

      • fud.exe (PID: 1776)
      • Synaptics.exe (PID: 764)
      • ._cache_fud.exe (PID: 2032)
      • ._cache_Synaptics.exe (PID: 2000)
      • dllhost.exe (PID: 2448)

    • NjRAT is detected

      • ._cache_Synaptics.exe (PID: 2000)
      • dllhost.exe (PID: 2448)
      • dllhost.exe (PID: 2724)

    • Connects to the CnC server

      • Synaptics.exe (PID: 764)
      • dllhost.exe (PID: 2448)

    • NJRAT has been detected (YARA)

      • Synaptics.exe (PID: 764)
      • dllhost.exe (PID: 2448)

    • Uses TASKKILL.EXE to kill security tools

      • cmd.exe (PID: 2464)

    • Uses Task Scheduler to run other applications

      • dllhost.exe (PID: 2448)

    • Create files in the Startup directory

      • dllhost.exe (PID: 2448)

    • Changes the autorun value in the registry

      • dllhost.exe (PID: 2448)

    • NJRAT has been detected (SURICATA)

      • dllhost.exe (PID: 2448)

  • SUSPICIOUS

    • Reads the Internet Settings

      • fud.exe (PID: 1776)
      • Synaptics.exe (PID: 764)
      • ._cache_fud.exe (PID: 2032)

    • Application launched itself

      • fud.exe (PID: 120)
      • Synaptics.exe (PID: 572)

    • Starts itself from another location

      • fud.exe (PID: 1776)
      • ._cache_fud.exe (PID: 2032)

    • The process creates files with name similar to system file names

      • ._cache_fud.exe (PID: 2032)

    • Starts CMD.EXE for commands execution

      • dllhost.exe (PID: 2448)

    • Uses ATTRIB.EXE to modify file attributes

      • dllhost.exe (PID: 2448)

    • The process executes via Task Scheduler

      • dllhost.exe (PID: 2724)

    • Connects to unusual port

      • dllhost.exe (PID: 2448)

  • INFO

    • Reads the computer name

      • fud.exe (PID: 120)
      • fud.exe (PID: 1776)
      • ._cache_fud.exe (PID: 2032)
      • Synaptics.exe (PID: 572)
      • Synaptics.exe (PID: 764)
      • ._cache_Synaptics.exe (PID: 2000)
      • dllhost.exe (PID: 2448)
      • dllhost.exe (PID: 2724)

    • Checks supported languages

      • fud.exe (PID: 120)
      • fud.exe (PID: 1776)
      • ._cache_fud.exe (PID: 2032)
      • Synaptics.exe (PID: 572)
      • Synaptics.exe (PID: 764)
      • ._cache_Synaptics.exe (PID: 2000)
      • dllhost.exe (PID: 2448)
      • dllhost.exe (PID: 2724)

    • Reads the machine GUID from the registry

      • fud.exe (PID: 120)
      • fud.exe (PID: 1776)
      • Synaptics.exe (PID: 572)
      • Synaptics.exe (PID: 764)
      • ._cache_Synaptics.exe (PID: 2000)
      • dllhost.exe (PID: 2448)
      • ._cache_fud.exe (PID: 2032)
      • dllhost.exe (PID: 2724)

    • Create files in a temporary directory

      • fud.exe (PID: 1776)
      • Synaptics.exe (PID: 764)
      • ._cache_fud.exe (PID: 2032)
      • dllhost.exe (PID: 2448)

    • Creates files in the program directory

      • fud.exe (PID: 1776)
      • Synaptics.exe (PID: 764)

    • Checks proxy server information

      • Synaptics.exe (PID: 764)

    • Creates files or folders in the user directory

      • dllhost.exe (PID: 2448)

    • Reads Environment values

      • dllhost.exe (PID: 2448)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

NjRat

(PID) Process(2448) dllhost.exe
C2subjects-movements.gl.at.ply.gg
Ports25176
BotnetVictim
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\36fa2486aeb9c7d7ba4441896d6a9543
SplitterY262SUCZ4UJJ
Version<- NjRAT 0.7d Horror Edition ->
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (49)
.exe | Win32 Executable MS Visual C++ (generic) (20.9)
.exe | Win64 Executable (generic) (18.5)
.dll | Win32 Dynamic Link Library (generic) (4.4)
.exe | Win32 Executable (generic) (3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2017:11:04 19:13:20+01:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 11
CodeSize: 93184
InitializedDataSize: 13312
UninitializedDataSize: -
EntryPoint: 0x18bbe
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:
FileVersion: 1.0.0.0
InternalName: protect.exe
LegalCopyright: Copyright © 2017
OriginalFileName: protect.exe
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
56
Monitored processes
14
Malicious processes
8
Suspicious processes
1

Behavior graph

Click at the process to see the details
start fud.exe no specs fud.exe no specs ._cache_fud.exe no specs synaptics.exe #NJRAT synaptics.exe #NJRAT ._cache_synaptics.exe no specs #NJRAT dllhost.exe attrib.exe no specs schtasks.exe no specs schtasks.exe no specs cmd.exe no specs taskkill.exe no specs #NJRAT dllhost.exe no specs cmd.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
120"C:\Users\admin\AppData\Local\Temp\fud.exe" C:\Users\admin\AppData\Local\Temp\fud.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\fud.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
572"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdateC:\ProgramData\Synaptics\Synaptics.exe
fud.exe
User:
admin
Integrity Level:
HIGH
Description:
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\programdata\synaptics\synaptics.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
764C:\ProgramData\Synaptics\Synaptics.exeC:\ProgramData\Synaptics\Synaptics.exe
Synaptics.exe
User:
admin
Integrity Level:
HIGH
Description:
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\programdata\synaptics\synaptics.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
1776C:\Users\admin\AppData\Local\Temp\fud.exeC:\Users\admin\AppData\Local\Temp\fud.exe—fud.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\fud.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
1852taskkill /f /im Wireshark.exeC:\Windows\System32\taskkill.exe—cmd.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
Images
c:\windows\system32\taskkill.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\version.dll
c:\windows\system32\user32.dll
1992"cmd.exe"C:\Windows\System32\cmd.exe—dllhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
4294967295
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2000"C:\Users\admin\AppData\Local\Temp\._cache_Synaptics.exe" C:\Users\admin\AppData\Local\Temp\._cache_Synaptics.exe
Synaptics.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\._cache_synaptics.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
2028schtasks /delete /tn CleanSweepCheck /fC:\Windows\System32\schtasks.exe—dllhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\ole32.dll
2032"C:\Users\admin\AppData\Local\Temp\._cache_fud.exe" C:\Users\admin\AppData\Local\Temp\._cache_fud.exe—fud.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\._cache_fud.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
2448"C:\Users\admin\AppData\Local\Temp\dllhost.exe" C:\Users\admin\AppData\Local\Temp\dllhost.exe
._cache_fud.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\dllhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
NjRat
(PID) Process(2448) dllhost.exe
C2subjects-movements.gl.at.ply.gg
Ports25176
BotnetVictim
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\36fa2486aeb9c7d7ba4441896d6a9543
SplitterY262SUCZ4UJJ
Version<- NjRAT 0.7d Horror Edition ->
Total events
4 805
Read events
4 623
Write events
182
Delete events
0

Modification events

(PID) Process:(1776) fud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(1776) fud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(1776) fud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(1776) fud.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(1776) fud.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(764) Synaptics.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(764) Synaptics.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(764) Synaptics.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(764) Synaptics.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(764) Synaptics.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
Executable files
6
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2032._cache_fud.exeC:\Users\admin\AppData\Local\Temp\dllhost.exeexecutable
MD5:EC543508A04E9B85A9A5EF9F90E50A43
SHA256:C35BA2387ECEB2622B64854346EDF8F2120A7C73C796FDC6C076E9EB98C5D640
764Synaptics.exeC:\Users\admin\AppData\Local\Temp\._cache_Synaptics.exeexecutable
MD5:EC543508A04E9B85A9A5EF9F90E50A43
SHA256:C35BA2387ECEB2622B64854346EDF8F2120A7C73C796FDC6C076E9EB98C5D640
1776fud.exeC:\Users\admin\AppData\Local\Temp\._cache_fud.exeexecutable
MD5:EC543508A04E9B85A9A5EF9F90E50A43
SHA256:C35BA2387ECEB2622B64854346EDF8F2120A7C73C796FDC6C076E9EB98C5D640
2448dllhost.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\36fa2486aeb9c7d7ba4441896d6a9543.exeexecutable
MD5:EC543508A04E9B85A9A5EF9F90E50A43
SHA256:C35BA2387ECEB2622B64854346EDF8F2120A7C73C796FDC6C076E9EB98C5D640
2000._cache_Synaptics.exeC:\ClickMe.exeexecutable
MD5:EC543508A04E9B85A9A5EF9F90E50A43
SHA256:C35BA2387ECEB2622B64854346EDF8F2120A7C73C796FDC6C076E9EB98C5D640
1776fud.exeC:\ProgramData\Synaptics\Synaptics.exeexecutable
MD5:53117B1F1D3561445694538754BF77AF
SHA256:35ADCEAC514FD31440CF0E7A71405028B45CC650B4411BE6D3448A5AD2FDC535
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
8
DNS requests
3
Threats
12

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
764
Synaptics.exe
GET
200
69.42.215.252:80
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
unknown
text
31 b
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
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
764
Synaptics.exe
69.42.215.252:80
freedns.afraid.org
AWKNET
US
unknown
2448
dllhost.exe
147.185.221.17:25176
subjects-movements.gl.at.ply.gg
PLAYIT-GG
US
malicious

DNS requests

Domain
IP
Reputation
xred.mooo.com
  • —
unknown
freedns.afraid.org
  • 69.42.215.252
whitelisted
subjects-movements.gl.at.ply.gg
  • 147.185.221.17
unknown

Threats

PID
Process
Class
Message
1080
svchost.exe
Misc activity
ET INFO DYNAMIC_DNS Query to Abused Domain *.mooo.com
1080
svchost.exe
Potentially Bad Traffic
ET INFO playit .gg Tunneling Domain in DNS Lookup
2448
dllhost.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
9 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
fud.exe