File name:

avira.exe

Full analysis: https://app.any.run/tasks/7a47645a-ef43-4860-863b-62155f138fc9
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: January 27, 2024, 18:51:06
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, for MS Windows
MD5:

BE0A43472FC227B6EE51855C7C22454A

SHA1:

74F0D9EA16EE1F258B87087D227E776429928C1A

SHA256:

B655509B07BA4E75630E01251C626749680EF0D393E35158A7C13649435554CB

SSDEEP:

49152:AgtwweC40St+rthgftZBhU9El1GV64Ulwb9GqUIXSr9qcZvMoAWaqB/O+8q/FRV0:kft+JhgftZTIatlwhGqxXSr94Qp8q/Fe

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

      • avira.exe (PID: 1936)
      • java_update.exe (PID: 2052)

    • NJRAT has been detected (YARA)

      • java_update.exe (PID: 2052)

    • Connects to the CnC server

      • java_update.exe (PID: 2052)

    • Changes the autorun value in the registry

      • java_update.exe (PID: 2052)

    • NjRAT is detected

      • java_update.exe (PID: 2052)

    • NJRAT has been detected (SURICATA)

      • java_update.exe (PID: 2052)

    • Create files in the Startup directory

      • java_update.exe (PID: 2052)

  • SUSPICIOUS

    • Reads the Internet Settings

      • avira.exe (PID: 1936)
      • taskmgr.exe (PID: 2324)

    • Starts itself from another location

      • avira.exe (PID: 1936)

    • Executable content was dropped or overwritten

      • avira.exe (PID: 1936)
      • java_update.exe (PID: 2052)

    • Application launched itself

      • taskmgr.exe (PID: 2324)

    • Connects to unusual port

      • java_update.exe (PID: 2052)

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

      • java_update.exe (PID: 2052)

  • INFO

    • Create files in a temporary directory

      • avira.exe (PID: 1936)

    • Reads the computer name

      • avira.exe (PID: 1936)
      • java_update.exe (PID: 2052)

    • Checks supported languages

      • java_update.exe (PID: 2052)
      • avira.exe (PID: 1936)

    • Reads Environment values

      • java_update.exe (PID: 2052)

    • Manual execution by a user

      • taskmgr.exe (PID: 2324)
      • mmc.exe (PID: 3372)
      • mmc.exe (PID: 3248)

    • Reads the machine GUID from the registry

      • java_update.exe (PID: 2052)
      • avira.exe (PID: 1936)

    • Creates files or folders in the user directory

      • java_update.exe (PID: 2052)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

NjRat

(PID) Process(2052) java_update.exe
C27.tcp.eu.ngrok.io
Ports18827
Botnetpon
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\c233d3360136f8cd31c8bd3496e159a7
Splitter|'|'|
Versionim523
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (61.6)
.dll | Win32 Dynamic Link Library (generic) (14.6)
.exe | Win32 Executable (generic) (10)
.exe | Win16/32 Executable Delphi generic (4.6)
.exe | Generic Win/DOS Executable (4.4)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2023:02:23 13:11:02+01:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 2.25
CodeSize: 35840
InitializedDataSize: 28160
UninitializedDataSize: -
EntryPoint: 0x3957
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
53
Monitored processes
7
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start avira.exe #NJRAT java_update.exe netsh.exe no specs taskmgr.exe no specs taskmgr.exe mmc.exe no specs mmc.exe

Process information

PID
CMD
Path
Indicators
Parent process
452netsh firewall add allowedprogram "C:\Users\admin\AppData\Local\Temp\java_update.exe" "java_update.exe" ENABLEC:\Windows\System32\netsh.exe—java_update.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
Images
c:\windows\system32\netsh.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\credui.dll
c:\windows\system32\user32.dll
1232"C:\Windows\system32\taskmgr.exe" /1C:\Windows\System32\taskmgr.exe
taskmgr.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Task Manager
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskmgr.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\gdi32.dll
c:\windows\system32\user32.dll
1936"C:\Users\admin\AppData\Local\Temp\avira.exe" C:\Users\admin\AppData\Local\Temp\avira.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\avira.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
2052"C:\Users\admin\AppData\Local\Temp\java_update.exe" C:\Users\admin\AppData\Local\Temp\java_update.exe
avira.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\java_update.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
NjRat
(PID) Process(2052) java_update.exe
C27.tcp.eu.ngrok.io
Ports18827
Botnetpon
Options
Auto-run registry keySoftware\Microsoft\Windows\CurrentVersion\Run\c233d3360136f8cd31c8bd3496e159a7
Splitter|'|'|
Versionim523
2324"C:\Windows\system32\taskmgr.exe" /4C:\Windows\System32\taskmgr.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Task Manager
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskmgr.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\gdi32.dll
c:\windows\system32\user32.dll
3248"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /sC:\Windows\System32\mmc.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Management Console
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\windows\system32\ntdll.dll
3372"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /sC:\Windows\System32\mmc.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Management Console
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mfc42u.dll
Total events
4 428
Read events
4 072
Write events
355
Delete events
1

Modification events

(PID) Process:(1936) avira.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(1936) avira.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(1936) avira.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(1936) avira.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2052) java_update.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(452) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2052) java_update.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:c233d3360136f8cd31c8bd3496e159a7
Value:
"C:\Users\admin\AppData\Local\Temp\java_update.exe" ..
(PID) Process:(2324) taskmgr.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2324) taskmgr.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2324) taskmgr.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
Executable files
2
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
1936avira.exeC:\Users\admin\AppData\Local\Temp\java_update.exeexecutable
MD5:BE0A43472FC227B6EE51855C7C22454A
SHA256:B655509B07BA4E75630E01251C626749680EF0D393E35158A7C13649435554CB
2052java_update.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c233d3360136f8cd31c8bd3496e159a7.exeexecutable
MD5:BE0A43472FC227B6EE51855C7C22454A
SHA256:B655509B07BA4E75630E01251C626749680EF0D393E35158A7C13649435554CB
3372mmc.exeC:\Users\admin\AppData\Roaming\Microsoft\MMC\taskschdxml
MD5:8418326A58E36A222FCBD9B031F4893E
SHA256:5994E6B04C9AF83BD076693EC2B6E1DD4CDE5199FBDE22ECBC56773D29FB5077
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
29
DNS requests
6
Threats
102

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
4
System
192.168.100.255:137
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
2052
java_update.exe
3.67.15.169:18827
7.tcp.eu.ngrok.io
AMAZON-02
DE
unknown
2052
java_update.exe
35.157.111.131:18827
7.tcp.eu.ngrok.io
AMAZON-02
DE
unknown
2052
java_update.exe
3.125.188.168:18827
7.tcp.eu.ngrok.io
AMAZON-02
DE
unknown

DNS requests

Domain
IP
Reputation
7.tcp.eu.ngrok.io
  • 3.67.15.169
  • 35.157.111.131
  • 3.125.188.168
malicious

Threats

PID
Process
Class
Message
1080
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
1080
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
1080
svchost.exe
Misc activity
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
2052
java_update.exe
Malware Command and Control Activity Detected
ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
72 ETPRO signatures available at the full report
Process
Message
mmc.exe
Constructor: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
AddIcons: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
OnInitialize: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
ProcessCommandLineArguments: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
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Reports
avira.exe