File name:

WinClientService.exe

Full analysis: https://app.any.run/tasks/d93ab869-aa1d-4d59-bf32-5d6e545e0dc0
Verdict: Suspicious activity
Analysis date: August 03, 2020, 06:00:59
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
installer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

F5336753AF270D4D59408ADA06B9FB47

SHA1:

D9A07317C45C4C04A320FA31773A356BD1636898

SHA256:

DCEF0EB83D08ECAD62FBF26D0B0008BD0BE1E9A6BC9AE14F222F6954F18F9A3F

SSDEEP:

49152:+zVRe7L1ySDnWEThhS54s01RrKT7slaiVHu:+Ein01xkiw

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

    • Changes the autorun value in the registry

      • WinClientService.exe (PID: 2340)

  • SUSPICIOUS

    • Reads Internet Cache Settings

      • WinClientService.exe (PID: 2340)

  • 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 | Inno Setup installer (67.7)
.exe | Win32 EXE PECompact compressed (generic) (25.6)
.exe | Win32 Executable (generic) (2.7)
.exe | Win16/32 Executable Delphi generic (1.2)
.exe | Generic Win/DOS Executable (1.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:07:20 06:17:28+02:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 2787840
InitializedDataSize: 533504
UninitializedDataSize: -
EntryPoint: 0x2a9c10
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
FileVersionNumber: 2020.7.20.3
ProductVersionNumber: 2020.7.20.3
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Korean
CharacterSet: Windows, Korea (Shift - KSC 5601)
CompanyName: plan11
FileDescription: WinClientSvc
FileVersion: 2020.7.20.3
LegalCopyright: Copyright © 2020 Plan11 All rights reserved.
OriginalFileName: WinClientSvc.exe
ProductName: WinClientSvc
ProductVersion: 2020.7.20.3
Comments: R1

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 20-Jul-2020 04:17:28
Detected languages:
  • English - United States
  • Korean - Korea
CompanyName: plan11
FileDescription: WinClientSvc
FileVersion: 2020.7.20.3
LegalCopyright: Copyright © 2020 Plan11 All rights reserved.
OriginalFilename: WinClientSvc.exe
ProductName: WinClientSvc
ProductVersion: 2020.7.20.3
Comments: R1

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 11
Time date stamp: 20-Jul-2020 04:17:28
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x002A6A04
0x002A6C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.4341
.itext
0x002A8000
0x00001CCC
0x00001E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.25479
.data
0x002AA000
0x0000A744
0x0000A800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
6.17738
.bss
0x002B5000
0x00006428
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x002BC000
0x00003D6C
0x00003E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.23973
.didata
0x002C0000
0x00000BBA
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.24618
.edata
0x002C1000
0x00000098
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.88056
.tls
0x002C2000
0x00000050
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x002C3000
0x0000005D
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
1.35631
.reloc
0x002C4000
0x0003DFE4
0x0003E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.72268

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.26803
1488
UNKNOWN
English - United States
RT_MANIFEST
2
2.80231
308
UNKNOWN
English - United States
RT_CURSOR
3
3.00046
308
UNKNOWN
English - United States
RT_CURSOR
4
2.56318
308
UNKNOWN
English - United States
RT_CURSOR
5
2.6949
308
UNKNOWN
English - United States
RT_CURSOR
6
2.62527
308
UNKNOWN
English - United States
RT_CURSOR
7
2.91604
308
UNKNOWN
English - United States
RT_CURSOR
4067
2.70158
180
UNKNOWN
UNKNOWN
RT_STRING
4068
3.24054
1076
UNKNOWN
UNKNOWN
RT_STRING
4069
3.39697
972
UNKNOWN
UNKNOWN
RT_STRING

Imports

advapi32.dll
comctl32.dll
gdi32.dll
kernel32.dll
kernel32.dll (delay-loaded)
msvcrt.dll
netapi32.dll
ole32.dll
oleaut32.dll
shell32.dll

Exports

Title
Ordinal
Address
dbkFCallWrapperAddr
1
0x002B85A8
__dbk_fcall_wrapper
2
0x00010820
TMethodImplementationIntercept
3
0x000643E8
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
1
Malicious processes
0
Suspicious processes
1

Behavior graph

Click at the process to see the details
start winclientservice.exe

Process information

PID
CMD
Path
Indicators
Parent process
2340"C:\Users\admin\AppData\Local\Temp\WinClientService.exe" C:\Users\admin\AppData\Local\Temp\WinClientService.exe
explorer.exe
User:
admin
Company:
plan11
Integrity Level:
MEDIUM
Description:
WinClientSvc
Exit code:
0
Version:
2020.7.20.3
Modules
Images
c:\users\admin\appdata\local\temp\winclientservice.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
Total events
67
Read events
64
Write events
3
Delete events
0

Modification events

(PID) Process:(2340) WinClientService.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2340) WinClientService.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2340) WinClientService.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:WinClientSvc
Value:
"C:\Users\admin\AppData\Local\Temp\WinClientSvc.exe"
Executable files
0
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
2340WinClientService.exeC:\Users\admin\AppData\Local\Temp\TimeStamp.dttext
MD5:—
SHA256:—
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
4
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
2340
WinClientService.exe
112.175.69.174:443
www.noform.co.kr
Korea Telecom
KR
suspicious
2340
WinClientService.exe
112.175.69.181:443
www.networkbence.co.kr
Korea Telecom
KR
unknown

DNS requests

Domain
IP
Reputation
www.noform.co.kr
  • 112.175.69.174
suspicious
www.networkbence.co.kr
  • 112.175.69.181
unknown

Threats

No threats detected
No debug info
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Reports
WinClientService.exe