File name:

TeacherBase(cracked).exe

Full analysis: https://app.any.run/tasks/19361430-3d89-46ba-b088-abc7a645417b
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: November 30, 2020, 05:32:28
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
njrat
bladabindi
trojan
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

D93E22C7EE8464B09EA5A38CB235BA94

SHA1:

2C09DAFC9A38F7D73CEB3E18EFF231E65E241A55

SHA256:

074A991428602DBB38EF850EBB70EB171D82BEE3C8E36DF2A2215B075F215B40

SSDEEP:

98304:laqiNCXv1XwB8xlqaDNBpOC4NsXjXR2TAYzMUg/ZMZe1ugW:lXiQ/48fTNBpO9sXjB2TZghMenW

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 executable file immediately after starts

      • TeacherBase(cracked).exe (PID: 2160)

    • Application was dropped or rewritten from another process

      • sliv.exe (PID: 1340)
      • Protected.exe (PID: 2516)
      • host.exe (PID: 1772)

    • Connects to CnC server

      • host.exe (PID: 1772)

    • Writes to a start menu file

      • host.exe (PID: 1772)

    • Changes the autorun value in the registry

      • host.exe (PID: 1772)

    • NJRAT was detected

      • host.exe (PID: 1772)

  • SUSPICIOUS

    • Drops a file with a compile date too recent

      • TeacherBase(cracked).exe (PID: 2160)
      • Protected.exe (PID: 2516)
      • host.exe (PID: 1772)

    • Executable content was dropped or overwritten

      • TeacherBase(cracked).exe (PID: 2160)
      • Protected.exe (PID: 2516)
      • host.exe (PID: 1772)

    • Creates files in the user directory

      • javaw.exe (PID: 2652)
      • host.exe (PID: 1772)

    • Starts itself from another location

      • Protected.exe (PID: 2516)

    • Executes JAVA applets

      • sliv.exe (PID: 1340)

    • Creates files in the program directory

      • Protected.exe (PID: 2516)

    • Starts CMD.EXE for self-deleting

      • host.exe (PID: 1772)

    • Starts CMD.EXE for commands execution

      • host.exe (PID: 1772)

    • Uses NETSH.EXE for network configuration

      • host.exe (PID: 1772)

    • Uses TASKKILL.EXE to kill process

      • host.exe (PID: 1772)

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ 4.x (75)
.exe | Win64 Executable (generic) (15.3)
.dll | Win32 Dynamic Link Library (generic) (3.6)
.exe | Win32 Executable (generic) (2.5)
.exe | Win16/32 Executable Delphi generic (1.1)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2013:06:15 18:44:28+02:00
PEType: PE32
LinkerVersion: 5.12
CodeSize: 3584
InitializedDataSize: 4507648
UninitializedDataSize: -
EntryPoint: 0x1ae1
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 15-Jun-2013 16:44:28

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 15-Jun-2013 16:44:28
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00000C26
0x00000E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.14633
.rdata
0x00002000
0x000004C0
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.21236
.data
0x00003000
0x0000D6F0
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.72555
.rsrc
0x00011000
0x0044BB24
0x0044BC00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.99251

Resources

Title
Entropy
Size
Codepage
Language
Type
1
1.98048
20
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON
2
7.99855
1126090
Latin 1 / Western European
UNKNOWN
RT_RCDATA
4097
5.56364
149
Latin 1 / Western European
UNKNOWN
RT_RCDATA

Imports

kernel32.dll
shlwapi.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
47
Monitored processes
10
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start teacherbase(cracked).exe sliv.exe no specs protected.exe javaw.exe no specs #NJRAT host.exe netsh.exe no specs taskkill.exe no specs netsh.exe no specs cmd.exe no specs ping.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1340"C:\Users\admin\AppData\Local\Temp\sliv.exe" C:\Users\admin\AppData\Local\Temp\sliv.exe—TeacherBase(cracked).exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\sliv.exe
c:\systemroot\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\shell32.dll
c:\windows\system32\shlwapi.dll
1760cmd.exe /k ping 0 & del "C:\ProgramData\host.exe" & exitC:\Windows\system32\cmd.exe—host.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\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
1772"C:\ProgramData\host.exe" C:\ProgramData\host.exe
Protected.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\programdata\host.exe
c:\systemroot\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
1876netsh firewall add allowedprogram "C:\ProgramData\host.exe" "host.exe" ENABLEC:\Windows\system32\netsh.exe—host.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\system32\netsh.exe
c:\systemroot\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
1972taskkill /F /IM C:\Windows\system32\taskkill.exe—host.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Terminates Processes
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskkill.exe
c:\systemroot\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
2160"C:\Users\admin\AppData\Local\Temp\TeacherBase(cracked).exe" C:\Users\admin\AppData\Local\Temp\TeacherBase(cracked).exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\teacherbase(cracked).exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shlwapi.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
2516"C:\Users\admin\AppData\Local\Temp\Protected.exe" C:\Users\admin\AppData\Local\Temp\Protected.exe
TeacherBase(cracked).exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\protected.exe
c:\systemroot\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
2652"C:\Program Files\Java\jre1.8.0_92\bin\javaw.exe" -Dfile.encoding=UTF-8 -classpath "C:\Users\admin\AppData\Local\Temp\sliv.exe" org.develnext.jphp.ext.javafx.FXLauncherC:\Program Files\Java\jre1.8.0_92\bin\javaw.exe—sliv.exe
User:
admin
Company:
Oracle Corporation
Integrity Level:
MEDIUM
Description:
Java(TM) Platform SE binary
Exit code:
0
Version:
8.0.920.14
Modules
Images
c:\program files\java\jre1.8.0_92\bin\javaw.exe
c:\systemroot\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\user32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
3284ping 0 C:\Windows\system32\PING.EXE—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Ping Command
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ping.exe
c:\systemroot\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\iphlpapi.dll
c:\windows\system32\nsi.dll
3836netsh firewall delete allowedprogram "C:\ProgramData\host.exe"C:\Windows\system32\netsh.exe—host.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\system32\netsh.exe
c:\systemroot\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
Total events
592
Read events
444
Write events
146
Delete events
2

Modification events

(PID) Process:(2160) TeacherBase(cracked).exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2160) TeacherBase(cracked).exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2516) Protected.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(2652) javaw.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
Operation:writeName:Name
Value:
javaw.exe
(PID) Process:(2516) Protected.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2516) Protected.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(1772) host.exeKey:HKEY_CURRENT_USER
Operation:writeName:di
Value:
!
(PID) Process:(1772) host.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:6735db98aabd320c2d9a1804db81e02e
Value:
"C:\ProgramData\host.exe" ..
(PID) Process:(1876) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1876) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-100
Value:
DHCP Quarantine Enforcement Client
Executable files
4
Suspicious files
0
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
2160TeacherBase(cracked).exeC:\Users\admin\AppData\Local\Temp\sliv.exeexecutable
MD5:—
SHA256:—
2652javaw.exeC:\Users\admin\.oracle_jre_usage\90737d32e3abaa4.timestamptext
MD5:—
SHA256:—
1772host.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6735db98aabd320c2d9a1804db81e02e.exeexecutable
MD5:—
SHA256:—
2160TeacherBase(cracked).exeC:\Users\admin\AppData\Local\Temp\Protected.exeexecutable
MD5:—
SHA256:—
2516Protected.exeC:\ProgramData\host.exeexecutable
MD5:—
SHA256:—
2652javaw.exeC:\Users\admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1302019708-1500728564-335382590-1000\83aa4cc77f591dfc2374580bbd95f6ba_90059c37-1320-41a4-b58d-2b75a9850d2fdbf
MD5:C8366AE350E7019AEFC9D1E6E6A498C6
SHA256:11E6ACA8E682C046C83B721EEB5C72C5EF03CB5936C60DF6F4993511DDC61238
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
6

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
1772
host.exe
107.175.38.101:1604
—
ColoCrossing
US
malicious

DNS requests

Domain
IP
Reputation
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

PID
Process
Class
Message
1772
host.exe
A Network Trojan was detected
ET TROJAN Bladabindi/njRAT CnC Command (ll)
1772
host.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT/Bladabindi
1772
host.exe
A Network Trojan was detected
MALWARE [PTsecurity] njRAT.Gen RAT outbound connection
3 ETPRO signatures available at the full report
No debug info
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Reports
TeacherBase(cracked).exe