File name:

AirbnbGCChecker.rar

Full analysis: https://app.any.run/tasks/58c8e74c-ac4e-4cfd-a394-64e92adbcdb0
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.

Analysis date: June 18, 2019, 21:48:25
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
nanocore
rat
evasion
quasar
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

599F3B79ADE0D5CFE80B53BBF8E04817

SHA1:

6E2738A82CE1327F33F9C85AE0D72DE3053E5055

SHA256:

28281576F586F93BFA3920FD1350A5BA1B89EB470A87922E55340FCAB4E65893

SSDEEP:

12288:uMZiTChiRCcRwSh3rt4+N42SA+CGAGUS12pGN5lLxiGWCDwDt2/x9M1hTex:urZhTXvZS12pGN5H/WUwUx9MI

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

    • Application was dropped or rewritten from another process

      • AirbnbGCChecker.exe (PID: 3704)
      • AirbnbGCChecker.exe (PID: 2364)
      • StealerJo.exe (PID: 1664)
      • WindowsApplication1.exe (PID: 3864)
      • serv3r.exe (PID: 2476)
      • Crank.exe (PID: 2428)
      • CRANKEREST.exe (PID: 3952)
      • CRANKEST.exe (PID: 2236)
      • serv3r.exe (PID: 3600)
    • Changes the autorun value in the registry

      • Crank.exe (PID: 2428)
      • serv3r.exe (PID: 2476)
      • serv3r.exe (PID: 3600)
    • Actions looks like stealing of personal data

      • serv3r.exe (PID: 2476)
      • serv3r.exe (PID: 3600)
      • vbc.exe (PID: 3396)
    • NanoCore was detected

      • Crank.exe (PID: 2428)
    • Connects to CnC server

      • Crank.exe (PID: 2428)
    • QUASAR was detected

      • CRANKEREST.exe (PID: 3952)
      • CRANKEST.exe (PID: 2236)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • AirbnbGCChecker.exe (PID: 3704)
      • WinRAR.exe (PID: 3948)
      • Crank.exe (PID: 2428)
      • CRANKEREST.exe (PID: 3952)
      • serv3r.exe (PID: 2476)
    • Creates files in the program directory

      • Crank.exe (PID: 2428)
    • Creates files in the user directory

      • Crank.exe (PID: 2428)
      • serv3r.exe (PID: 2476)
      • CRANKEREST.exe (PID: 3952)
      • serv3r.exe (PID: 3600)
    • Starts itself from another location

      • CRANKEREST.exe (PID: 3952)
      • serv3r.exe (PID: 2476)
    • Checks for external IP

      • CRANKEREST.exe (PID: 3952)
      • CRANKEST.exe (PID: 2236)
    • Executes scripts

      • Crank.exe (PID: 2428)
    • Loads DLL from Mozilla Firefox

      • vbc.exe (PID: 836)
  • 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

.rar | RAR compressed archive (v5.0) (61.5)
.rar | RAR compressed archive (gen) (38.4)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
48
Monitored processes
12
Malicious processes
7
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start drop and start drop and start drop and start drop and start drop and start drop and start winrar.exe airbnbgcchecker.exe no specs airbnbgcchecker.exe #NANOCORE crank.exe windowsapplication1.exe no specs #QUASAR crankerest.exe serv3r.exe stealerjo.exe no specs serv3r.exe #QUASAR crankest.exe vbc.exe vbc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
836"c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\admin\AppData\Local\Temp\cjbthh22.05h"c:\windows\microsoft.net\framework\v2.0.50727\vbc.exeCrank.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Visual Basic Command Line Compiler
Exit code:
0
Version:
8.0.50727.5420
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
1664"C:\Users\admin\AppData\Local\Temp\StealerJo.exe" C:\Users\admin\AppData\Local\Temp\StealerJo.exeAirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Description:
WindowsFormsApp2
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\stealerjo.exe
c:\systemroot\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
2236"C:\Users\admin\AppData\Roaming\SubDir\CRANKEST.exe"C:\Users\admin\AppData\Roaming\SubDir\CRANKEST.exe
CRANKEREST.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.3.0.0
Modules
Images
c:\users\admin\appdata\roaming\subdir\crankest.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.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
2364"C:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exeWinRAR.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3948.3051\airbnbgcchecker.exe
c:\systemroot\system32\ntdll.dll
2428"C:\Users\admin\AppData\Local\Temp\Crank.exe" C:\Users\admin\AppData\Local\Temp\Crank.exe
AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\crank.exe
c:\systemroot\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
2476"C:\Users\admin\AppData\Local\Temp\serv3r.exe" C:\Users\admin\AppData\Local\Temp\serv3r.exe
AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Description:
Win32
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\serv3r.exe
c:\systemroot\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
3396"c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\admin\AppData\Local\Temp\xfceuwxw.oun"c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
Crank.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Visual Basic Command Line Compiler
Exit code:
0
Version:
8.0.50727.5420
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
3600"C:\Users\admin\AppData\Roaming\Microsoft Edge\serv3r.exe" C:\Users\admin\AppData\Roaming\Microsoft Edge\serv3r.exe
serv3r.exe
User:
admin
Integrity Level:
HIGH
Description:
Win32
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\roaming\microsoft edge\serv3r.exe
c:\systemroot\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
3704"C:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exe
WinRAR.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3948.3051\airbnbgcchecker.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\shell32.dll
3864"C:\Users\admin\AppData\Local\Temp\WindowsApplication1.exe" C:\Users\admin\AppData\Local\Temp\WindowsApplication1.exeAirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Description:
WindowsApplication1
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\windowsapplication1.exe
c:\systemroot\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
Total events
1 303
Read events
1 256
Write events
47
Delete events
0

Modification events

(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3948) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\AirbnbGCChecker.rar
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3948) WinRAR.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
10
Suspicious files
3
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
3396vbc.exeC:\Users\admin\AppData\Local\Temp\xfceuwxw.oun
MD5:
SHA256:
836vbc.exeC:\Users\admin\AppData\Local\Temp\cjbthh22.05h
MD5:
SHA256:
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\StealerJo.exeexecutable
MD5:
SHA256:
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\WindowsApplication1.exeexecutable
MD5:
SHA256:
3948WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exeexecutable
MD5:
SHA256:
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\Crank.exeexecutable
MD5:
SHA256:
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\serv3r.exeexecutable
MD5:
SHA256:
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\CRANKEREST.exeexecutable
MD5:
SHA256:
2428Crank.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.datbinary
MD5:
SHA256:
2428Crank.exeC:\Program Files\TCP Monitor\tcpmon.exeexecutable
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
32
DNS requests
1
Threats
24

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2236
CRANKEST.exe
GET
200
185.194.141.58:80
http://ip-api.com/json/
DE
text
298 b
malicious
3952
CRANKEREST.exe
GET
200
185.194.141.58:80
http://ip-api.com/json/
DE
text
298 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2428
Crank.exe
109.230.215.181:1608
Hydra Communications Ltd
GB
malicious
3600
serv3r.exe
109.230.215.181:2093
Hydra Communications Ltd
GB
malicious
185.194.141.58:80
ip-api.com
netcup GmbH
DE
unknown
2236
CRANKEST.exe
109.230.215.181:4782
Hydra Communications Ltd
GB
malicious
109.230.215.181:2093
Hydra Communications Ltd
GB
malicious

DNS requests

Domain
IP
Reputation
ip-api.com
  • 185.194.141.58
malicious

Threats

PID
Process
Class
Message
2428
Crank.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 60B
2428
Crank.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2428
Crank.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2428
Crank.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 60B
3952
CRANKEREST.exe
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
3952
CRANKEREST.exe
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
3952
CRANKEREST.exe
A Network Trojan was detected
MALWARE [PTsecurity] Quasar 1.3 RAT IP Lookup ip-api.com (HTTP headeer)
2236
CRANKEST.exe
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
2236
CRANKEST.exe
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
2236
CRANKEST.exe
A Network Trojan was detected
MALWARE [PTsecurity] Quasar 1.3 RAT IP Lookup ip-api.com (HTTP headeer)
9 ETPRO signatures available at the full report
No debug info