File name:

Backdoor.NetWiredRC.exe

Full analysis: https://app.any.run/tasks/3832bfd4-6980-4c37-8d9f-25f6b2830cbd
Verdict: Malicious activity
Analysis date: September 19, 2021, 17:21:25
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

AF4E387D38AE5508C2CFC5A2B44A1397

SHA1:

72AA7C4C4DA348FFC29B93EAA46AEB8E9BF69C7A

SHA256:

0F146DA496473C68C0AB970226AC17F7D7D078C5E5F0B77157932330AC1F4D30

SSDEEP:

24576:RRmJkqoQrilOIQ+yMxIaUMMnW0LXPuyTREiuRwl:GJXoQryTiMxIaUMMnWqXmydEiuRG

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

    • Uses SVCHOST.EXE for hidden code execution

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Writes to a start menu file

      • Backdoor.NetWiredRC.exe (PID: 3552)

  • SUSPICIOUS

    • Reads mouse settings

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Checks supported languages

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Reads the computer name

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Creates files in the program directory

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Creates files in the user directory

      • Backdoor.NetWiredRC.exe (PID: 3552)

    • Executable content was dropped or overwritten

      • Backdoor.NetWiredRC.exe (PID: 3552)

  • INFO

    • Checks supported languages

      • svchost.exe (PID: 3148)
      • taskmgr.exe (PID: 3456)

    • Reads the computer name

      • svchost.exe (PID: 3148)
      • taskmgr.exe (PID: 3456)

    • Manual execution by user

      • taskmgr.exe (PID: 3456)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.dll | Win32 Dynamic Link Library (generic) (43.5)
.exe | Win32 Executable (generic) (29.8)
.exe | Generic Win/DOS Executable (13.2)
.exe | DOS Executable Generic (13.2)

EXIF

EXE

ProductVersion:
ProductName:
OriginalFileName:
LegalCopyright:
InternalName:
FileVersion:
FileDescription:
CompanyName:
Comments:
CharacterSet: Unicode
LanguageCode: English (U.S.)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 1.0.0.0
FileVersionNumber: 1.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: -
OSVersion: 5
EntryPoint: 0x165c1
UninitializedDataSize: -
InitializedDataSize: 310272
CodeSize: 526336
LinkerVersion: 10
PEType: PE32
TimeStamp: 2011:12:23 11:59:31+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 23-Dec-2011 10:59:31
Detected languages:
  • Chinese - PRC
  • English - United Kingdom
  • English - United States
Comments: -
CompanyName: -
FileDescription: -
FileVersion: -
InternalName: -
LegalCopyright: -
OriginalFilename: -
ProductName: -
ProductVersion: -

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: 0x000000F8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 23-Dec-2011 10:59:31
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_LARGE_ADDRESS_AWARE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0008061C
0x00080800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.68497
.rdata
0x00082000
0x0000DFC0
0x0000E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.7998
.data
0x00090000
0x0001A758
0x00006800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.1505
.rsrc
0x000AB000
0x00037328
0x00037400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.92373

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.01246
620
Latin 1 / Western European
English - United States
RT_MANIFEST
2
5.63311
16936
Latin 1 / Western European
English - United Kingdom
RT_ICON
3
6.13066
4264
Latin 1 / Western European
English - United Kingdom
RT_ICON
7
3.31436
1328
Latin 1 / Western European
English - United Kingdom
RT_STRING
8
3.28624
1680
Latin 1 / Western European
English - United Kingdom
RT_STRING
9
3.2836
1232
Latin 1 / Western European
English - United Kingdom
RT_STRING
10
3.28373
1532
Latin 1 / Western European
English - United Kingdom
RT_STRING
11
3.26322
1628
Latin 1 / Western European
English - United Kingdom
RT_STRING
12
3.23004
904
Latin 1 / Western European
English - United Kingdom
RT_STRING
13
5.87666
9640
Latin 1 / Western European
English - United Kingdom
RT_ICON

Imports

ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
KERNEL32.dll
MPR.dll
OLEAUT32.dll
PSAPI.DLL
SHELL32.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start backdoor.netwiredrc.exe svchost.exe no specs taskmgr.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
3148"C:\Windows\System32\svchost.exe"C:\Windows\System32\svchost.exe—Backdoor.NetWiredRC.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\svchost.exe
c:\windows\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\msasn1.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
3456"C:\Windows\system32\taskmgr.exe" /4C:\Windows\system32\taskmgr.exe—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Task Manager
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskmgr.exe
c:\windows\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
3552"C:\Users\admin\AppData\Local\Temp\Backdoor.NetWiredRC.exe" C:\Users\admin\AppData\Local\Temp\Backdoor.NetWiredRC.exe
Explorer.EXE
User:
admin
Company:
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
Modules
Images
c:\users\admin\appdata\local\temp\backdoor.netwiredrc.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll
Total events
273
Read events
273
Write events
0
Delete events
0

Modification events

No data
Executable files
1
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
3552Backdoor.NetWiredRC.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysmon.eu.urltext
MD5:C55FA73B198413FBF7E8B1B8E903576E
SHA256:8B1AA11CDA270F64520BCCBEB5CE6879CDD6404EB8B16AF4320213977B66D57C
3552Backdoor.NetWiredRC.exeC:\ProgramData\sysdir\sysmon.exeexecutable
MD5:8E171B4BCB075D543645FA60123F5B3D
SHA256:F5151E32B497085157AF67C3A9E2EC768304B37A5D438D9C4D6372702BCEAFDB
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
1
Threats
1

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

Domain
IP
Reputation
updatewin.ddns.net
  • —
malicious

Threats

PID
Process
Class
Message
—
—
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
No debug info
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Reports
Backdoor.NetWiredRC.exe