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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.

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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)
      • serv3r.exe (PID: 2476)
      • WindowsApplication1.exe (PID: 3864)
      • CRANKEREST.exe (PID: 3952)
      • Crank.exe (PID: 2428)
      • serv3r.exe (PID: 3600)
      • CRANKEST.exe (PID: 2236)

    • NanoCore was detected

      • Crank.exe (PID: 2428)

    • 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)

    • Connects to CnC server

      • Crank.exe (PID: 2428)

    • QUASAR was detected

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

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 3948)
      • AirbnbGCChecker.exe (PID: 3704)
      • Crank.exe (PID: 2428)
      • serv3r.exe (PID: 2476)
      • CRANKEREST.exe (PID: 3952)

    • Creates files in the user directory

      • Crank.exe (PID: 2428)
      • serv3r.exe (PID: 2476)
      • serv3r.exe (PID: 3600)
      • CRANKEREST.exe (PID: 3952)

    • Creates files in the program directory

      • Crank.exe (PID: 2428)

    • Starts itself from another location

      • serv3r.exe (PID: 2476)
      • CRANKEREST.exe (PID: 3952)

    • Executes scripts

      • Crank.exe (PID: 2428)

    • Checks for external IP

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

    • 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
3948"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\AirbnbGCChecker.rar"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.60.0
2364"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:
MEDIUM
Exit code:
3221226540
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
2428"C:\Users\admin\AppData\Local\Temp\Crank.exe" C:\Users\admin\AppData\Local\Temp\Crank.exe
AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
3864"C:\Users\admin\AppData\Local\Temp\WindowsApplication1.exe" C:\Users\admin\AppData\Local\Temp\WindowsApplication1.exe—AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Description:
WindowsApplication1
Version:
1.0.0.0
3952"C:\Users\admin\AppData\Local\Temp\CRANKEREST.exe" C:\Users\admin\AppData\Local\Temp\CRANKEREST.exe
AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.3.0.0
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
1664"C:\Users\admin\AppData\Local\Temp\StealerJo.exe" C:\Users\admin\AppData\Local\Temp\StealerJo.exe—AirbnbGCChecker.exe
User:
admin
Integrity Level:
HIGH
Description:
WindowsFormsApp2
Version:
1.0.0.0
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
Version:
1.0.0.0
2236"C:\Users\admin\AppData\Roaming\SubDir\CRANKEST.exe"C:\Users\admin\AppData\Roaming\SubDir\CRANKEST.exe
CRANKEREST.exe
User:
admin
Integrity Level:
HIGH
Version:
1.3.0.0
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\WindowsApplication1.exeexecutable
MD5:FE73213E029215A1A2BED663FC54DCBF
SHA256:FC1264872FDE6DAC56A8A602FE3D3A5CE30A2D828F65D9D98C1AEF608FB8C70E
2428Crank.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.datbinary
MD5:141CD3A456A087ED936D05B385866B89
SHA256:8E6CCBA80D087D7A7C4E589967496CEB037C4D42CE2B9993AF769C480C87B5AB
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\CRANKEREST.exeexecutable
MD5:D9C2CB933E491F19A2EEEDF10C2ED6DF
SHA256:7C32D3467C02C384BB987F50B6C68F9B248CF50A4EF8402A3C6BAEA0B031BA36
2476serv3r.exeC:\Users\admin\AppData\Roaming\Microsoft Edge\serv3r.exeexecutable
MD5:7D89A8A1E919B5D41DD8BED2F4374085
SHA256:3F9D9537C9D109B1A07D05502E6CFAAC3924C0282AB7C77C997B310C5507D744
2428Crank.exeC:\Program Files\TCP Monitor\tcpmon.exeexecutable
MD5:8B9A971DC528A4CA5A4A2EE5AE6A57DE
SHA256:23527DD8852D6A99B2D4D06A6B81CEECCD18F051E200FC4992CAE95BFC40383B
3704AirbnbGCChecker.exeC:\Users\admin\AppData\Local\Temp\serv3r.exeexecutable
MD5:7D89A8A1E919B5D41DD8BED2F4374085
SHA256:3F9D9537C9D109B1A07D05502E6CFAAC3924C0282AB7C77C997B310C5507D744
3948WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\AirbnbGCChecker.exeexecutable
MD5:CC2BE0190FBE31BABB9D586FE36983A7
SHA256:D26755D2F56DCA43C8E40F53E38EB679AD20904A5EBC7B493791CC86A0275AAB
3948WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa3948.3051\Leaf.xNet.dllexecutable
MD5:B0C624D0AA48E7856609F32A1B37FDBC
SHA256:5BFE917954F786F5D6664A82762449D11E7446D2B08B78E19690C3D11418D7CC
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
0

HTTP requests

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

Connections

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

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
Interactive malware hunting service ANY.RUN
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Reports
AirbnbGCChecker.rar