File name:

stop.bin

Full analysis: https://app.any.run/tasks/fd0a7a6c-a2ec-4538-8265-7947932bcd42
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: October 19, 2018, 05:46:33
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
nanocore
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

726691384C163767FEB6B46E5FEED2C4

SHA1:

4857CE99331E37E987CC7322747CDB95B9E482FF

SHA256:

3381D8FE2932AD386F7FEBD9EFC744C3CB1BB5F428BC136B60AD3E5FDADE5B99

SSDEEP:

12288:MRtL8KPvgsCF2SpXih0nHu2Ecn8hNXU42a:MRtgKPv8F2smqBE3

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

    • Writes to a start menu file

      • chroomes.exe (PID: 1984)
    • NanoCore was detected

      • chroomes.exe (PID: 2472)
  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • stop.bin.exe (PID: 2284)
    • Creates files in the user directory

      • chroomes.exe (PID: 1984)
      • chroomes.exe (PID: 2472)
    • Runs the app via Explorer COM object

      • stop.bin.exe (PID: 2284)
    • Executable content was dropped or overwritten

      • cmd.exe (PID: 3780)
    • Application launched itself

      • chroomes.exe (PID: 1984)
    • Connects to unusual port

      • chroomes.exe (PID: 2472)
  • 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 | 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)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1984:02:21 05:08:13+01:00
PEType: PE32
LinkerVersion: 8
CodeSize: 626176
InitializedDataSize: 5632
UninitializedDataSize: -
EntryPoint: 0x9ad5e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 10.4850.17134.191
ProductVersionNumber: 10.4850.17134.191
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Windows NT 32-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Microsoft Corporation
FileDescription: Windows Defender Advanced Threat Protection Sense IR module
FileVersion: 10.4850.17134.191 (WinBuild.160101.0800)
InternalName: SenseIR.exe
LegalCopyright: © Microsoft Corporation. All rights reserved.
OriginalFileName: SenseIR.exe
ProductName: Microsoft® Windows® Operating System
ProductVersion: 10.4850.17134.191

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 21-Feb-1984 04:08:13
Detected languages:
  • English - United States
CompanyName: Microsoft Corporation
FileDescription: Windows Defender Advanced Threat Protection Sense IR module
FileVersion: 10.4850.17134.191 (WinBuild.160101.0800)
InternalName: SenseIR.exe
LegalCopyright: © Microsoft Corporation. All rights reserved.
OriginalFilename: SenseIR.exe
ProductName: Microsoft® Windows® Operating System
ProductVersion: 10.4850.17134.191

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: 3
Time date stamp: 21-Feb-1984 04:08:13
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00098D64
0x00098E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.66134
.rsrc
0x0009C000
0x00001222
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.85433
.reloc
0x0009E000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.00112
490
Latin 1 / Western European
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
7
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start stop.bin.exe cmd.exe explorer.exe no specs explorer.exe no specs chroomes.exe chroomes.exe #NANOCORE chroomes.exe

Process information

PID
CMD
Path
Indicators
Parent process
676C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -EmbeddingC:\Windows\explorer.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll
1812"C:\Windows\explorer.exe" /c, "C:\Users\admin\AppData\Local\chroomes.exe"C:\Windows\explorer.exestop.bin.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll
1984"C:\Users\admin\AppData\Local\chroomes.exe" C:\Users\admin\AppData\Local\chroomes.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Defender Advanced Threat Protection Sense IR module
Exit code:
0
Version:
10.4850.17134.191 (WinBuild.160101.0800)
Modules
Images
c:\users\admin\appdata\local\chroomes.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
2284"C:\Users\admin\AppData\Local\Temp\stop.bin.exe" C:\Users\admin\AppData\Local\Temp\stop.bin.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Defender Advanced Threat Protection Sense IR module
Exit code:
0
Version:
10.4850.17134.191 (WinBuild.160101.0800)
Modules
Images
c:\users\admin\appdata\local\temp\stop.bin.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
2472"C:\Users\admin\AppData\Local\chroomes.exe"C:\Users\admin\AppData\Local\chroomes.exe
chroomes.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Defender Advanced Threat Protection Sense IR module
Exit code:
0
Version:
10.4850.17134.191 (WinBuild.160101.0800)
Modules
Images
c:\users\admin\appdata\local\chroomes.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
2540"C:\Users\admin\AppData\Local\chroomes.exe" C:\Users\admin\AppData\Local\chroomes.exe
chroomes.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Defender Advanced Threat Protection Sense IR module
Exit code:
0
Version:
10.4850.17134.191 (WinBuild.160101.0800)
Modules
Images
c:\users\admin\appdata\local\chroomes.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
3780"C:\Windows\System32\cmd.exe" /c copy "C:\Users\admin\AppData\Local\Temp\stop.bin.exe" "C:\Users\admin\AppData\Local\chroomes.exe"C:\Windows\System32\cmd.exe
stop.bin.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
Total events
587
Read events
573
Write events
14
Delete events
0

Modification events

(PID) Process:(2284) stop.bin.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2284) stop.bin.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(676) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(676) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(1984) chroomes.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1984) chroomes.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
1
Suspicious files
0
Text files
1
Unknown types
1

Dropped files

PID
Process
Filename
Type
3780cmd.exeC:\Users\admin\AppData\Local\chroomes.exeexecutable
MD5:
SHA256:
1984chroomes.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chroomes.lnklnk
MD5:
SHA256:
2472chroomes.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dattext
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
12
DNS requests
8
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
2472
chroomes.exe
8.8.8.8:53
Google Inc.
US
malicious
2472
chroomes.exe
197.210.62.34:11457
samdiv.camdvr.org
MTN NIGERIA Communication limited
NG
unknown

DNS requests

Domain
IP
Reputation
samdiv.camdvr.org
  • 197.210.62.34
unknown
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

No threats detected
Process
Message
stop.bin.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1391
stop.bin.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278
stop.bin.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1391
stop.bin.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278
stop.bin.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278
stop.bin.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278
stop.bin.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1391
stop.bin.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278
chroomes.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1391
chroomes.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\identityauthority.cpp, line 278