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File name:

navo injector.exe

Full analysis: https://app.any.run/tasks/e174c66f-9d90-44cd-bbfc-8102410490ce
Verdict: Malicious activity
Threats:

NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website.

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Analysis date: December 05, 2022, 20:26:37
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
nanocore
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

0F9BDF2FC233C87E902837B604EAD227

SHA1:

4EDF7509CA41BD1F3987E78121D49754A45A4012

SHA256:

52CC04A4BFADDB79CC9EF0CA2230FB34FB587D10850A4F42E2693A57FA395183

SSDEEP:

6144:ULV6Bta6dtJmakIM5oimbbwWIBj45KJl97Q6:ULV6BtpmkA/WIBjzTQ6

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

    • Changes the autorun value in the registry

      • navo injector.exe (PID: 2436)
      • navo injector.exe (PID: 3308)

    • Drops the executable file immediately after the start

      • navo injector.exe (PID: 3308)

    • NANOCORE detected by memory dumps

      • navo injector.exe (PID: 3308)

  • SUSPICIOUS

    • Detected use of alternative data streams (AltDS)

      • navo injector.exe (PID: 2436)
      • navo injector.exe (PID: 3308)

    • Creates a directory in Program Files

      • navo injector.exe (PID: 3308)

    • Reads the Internet Settings

      • navo injector.exe (PID: 2436)

    • Application launched itself

      • navo injector.exe (PID: 2436)

    • Executable content was dropped or overwritten

      • navo injector.exe (PID: 3308)

    • Connects to unusual port

      • navo injector.exe (PID: 3308)

  • INFO

    • Process checks are UAC notifies on

      • navo injector.exe (PID: 2436)
      • navo injector.exe (PID: 3308)

    • Reads the computer name

      • navo injector.exe (PID: 2436)
      • navo injector.exe (PID: 3308)

    • Checks supported languages

      • navo injector.exe (PID: 2436)
      • navo injector.exe (PID: 3308)

    • Creates files in the program directory

      • navo injector.exe (PID: 3308)

    • Reads Environment values

      • navo injector.exe (PID: 3308)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
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)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2015-Feb-22 00:49:37

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: -
e_cparhdr: 4
e_minalloc: -
e_maxalloc: 65535
e_ss: -
e_sp: 184
e_csum: -
e_ip: -
e_cs: -
e_ovno: -
e_oemid: -
e_oeminfo: -
e_lfanew: 128

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 3
TimeDateStamp: 2015-Feb-22 00:49:37
PointerToSymbolTable: -
NumberOfSymbols: -
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
8192
116632
116736
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.59806
.reloc
131072
12
512
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191
.rsrc
139264
90136
90624
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.99677

Resources

Title
Entropy
Size
Codepage
Language
Type
1
7.99785
90048
Latin 1 / Western European
UNKNOWN
RT_RCDATA

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
4
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start navo injector.exe #NANOCORE navo injector.exe schtasks.exe no specs schtasks.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2436"C:\Users\admin\AppData\Local\Temp\navo injector.exe" C:\Users\admin\AppData\Local\Temp\navo injector.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\navo injector.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
3308"C:\Users\admin\AppData\Local\Temp\navo injector.exe" C:\Users\admin\AppData\Local\Temp\navo injector.exe
navo injector.exe
User:
admin
Integrity Level:
HIGH
Modules
Images
c:\users\admin\appdata\local\temp\navo injector.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
3664"schtasks.exe" /create /f /tn "TCP Monitor" /xml "C:\Users\admin\AppData\Local\Temp\tmpFCC4.tmp"C:\Windows\system32\schtasks.exe—navo injector.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Manages scheduled tasks
Exit code:
0
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
3816"schtasks.exe" /create /f /tn "TCP Monitor Task" /xml "C:\Users\admin\AppData\Local\Temp\tmpFD23.tmp"C:\Windows\system32\schtasks.exe—navo injector.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Manages scheduled tasks
Exit code:
0
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\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\user32.dll
Total events
1 340
Read events
1 329
Write events
10
Delete events
1

Modification events

(PID) Process:(2436) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:TCP Monitor
Value:
C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe
(PID) Process:(2436) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2436) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2436) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2436) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(3308) navo injector.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:TCP Monitor
Value:
C:\Program Files\TCP Monitor\tcpmon.exe
(PID) Process:(3308) navo injector.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:delete valueName:TCP Monitor
Value:
C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe
Executable files
2
Suspicious files
1
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
2436navo injector.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.datbinary
MD5:A78DAB804C6C97C50902EE4837EEF282
SHA256:01B9B5B8298DA4293EC906901CB8130028107D61B21FB5132A81D9C01380EE61
2436navo injector.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exeexecutable
MD5:0F9BDF2FC233C87E902837B604EAD227
SHA256:52CC04A4BFADDB79CC9EF0CA2230FB34FB587D10850A4F42E2693A57FA395183
3308navo injector.exeC:\Users\admin\AppData\Local\Temp\tmpFCC4.tmpxml
MD5:CA71DE771F1AE20A8E568E6AED83B02E
SHA256:265207025D25F4FF82641DC81B1EDD3FFFB08D2A4F70141A2CB004F57F4CFF88
3308navo injector.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\task.dattext
MD5:9DD90EC4898B37F58CF6BEFF5B2064A8
SHA256:28DEA2AB272073F7827A5681AC18F5EA7652BA8F1CBAC14B5AF704535E55F909
3308navo injector.exeC:\Program Files\TCP Monitor\tcpmon.exeexecutable
MD5:0F9BDF2FC233C87E902837B604EAD227
SHA256:52CC04A4BFADDB79CC9EF0CA2230FB34FB587D10850A4F42E2693A57FA395183
3308navo injector.exeC:\Users\admin\AppData\Local\Temp\tmpFD23.tmpxml
MD5:E4118E3EC98934AA1D4235C87B44AA31
SHA256:EFC475D73603DF6A26978D7BCAC27004830137E97FDD1656140B4A08C07470D9
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
8
DNS requests
6
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
—
—
192.168.100.19:57665
—
—
—
malicious
—
—
192.168.100.19:57624
—
—
—
malicious
3308
navo injector.exe
172.17.240.1:54984
baitpl.ddns.net
—
—
unknown
—
—
192.168.100.19:57705
—
—
—
malicious

DNS requests

Domain
IP
Reputation
baitpl.ddns.net
  • 172.17.240.1
unknown

Threats

PID
Process
Class
Message
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
3308
navo injector.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
No debug info
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Reports
navo injector.exe