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File name:

KOS_Setup.exe

Full analysis: https://app.any.run/tasks/af6bddd0-fc1c-4a54-8e69-94612089898a
Verdict: Malicious activity
Analysis date: July 13, 2020, 06:49:14
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:

1DB7596A7E5DF1521C4490E25488AEE5

SHA1:

29342E4AF1427D26054B96D5D8730DECDD32C51F

SHA256:

01800A52019B944CCE61DF057E403FCE4541524FA7A4D1FCA636E976FF86D2AD

SSDEEP:

196608:isMhC6GNrTOlVpfyOGWF8LwdqEGegUidL6k1+n3G/VQPuLys:3IC6krYp6OVKM8reMd3dQGLys

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

    • Loads dropped or rewritten executable

      • KOS_Setup.exe (PID: 3508)
      • regsvr32.exe (PID: 2352)
      • regsvr32.exe (PID: 3412)
      • KOSinj.exe (PID: 3460)

    • Registers / Runs the DLL via REGSVR32.EXE

      • nsBBE6.tmp (PID: 1440)
      • nsBD2F.tmp (PID: 2688)

    • Application was dropped or rewritten from another process

      • KOS_Update.exe (PID: 312)
      • KOSSvc.exe (PID: 3924)
      • nsBBE6.tmp (PID: 1440)
      • nsBA20.tmp (PID: 1744)
      • nsBD2F.tmp (PID: 2688)
      • KOSinj.exe (PID: 3460)
      • KOS_Update.exe (PID: 1200)

    • Changes settings of System certificates

      • KOSinj.exe (PID: 3460)
      • KOSSvc.exe (PID: 3924)

    • Actions looks like stealing of personal data

      • KOSinj.exe (PID: 3460)

  • SUSPICIOUS

    • Reads Internet Cache Settings

      • KOS_Update.exe (PID: 312)

    • Starts application with an unusual extension

      • KOS_Setup.exe (PID: 3508)

    • Creates files in the Windows directory

      • KOS_Setup.exe (PID: 3508)
      • KOSSvc.exe (PID: 3924)

    • Executable content was dropped or overwritten

      • KOS_Setup.exe (PID: 3508)

    • Creates COM task schedule object

      • regsvr32.exe (PID: 3412)

    • Executed as Windows Service

      • KOSSvc.exe (PID: 3924)

    • Removes files from Windows directory

      • KOSSvc.exe (PID: 3924)

    • Creates files in the user directory

      • KOSinj.exe (PID: 3460)

    • Creates a software uninstall entry

      • KOS_Setup.exe (PID: 3508)

    • Adds / modifies Windows certificates

      • KOSinj.exe (PID: 3460)
      • KOSSvc.exe (PID: 3924)

  • INFO

    • Reads settings of System Certificates

      • KOSSvc.exe (PID: 3924)
      • KOSinj.exe (PID: 3460)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

ProductVersion: 1.1.1.4
ProductName: Kings Online Security_20200408
LegalCopyright: Copyright(c) 2017 Kings Information & Network Co., Ltd.
FileVersion: 1.1.1.4
FileDescription: Kings Online Security_20200408 1.1.1.4 Setup 1.0.2.5, Built on 2020-04-08
CompanyName: Kings Information & Network Co., Ltd.
Comments: Kings Online Security_20200408 Setup
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 1.1.1.4
FileVersionNumber: 1.1.1.4
Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: 6
OSVersion: 5
EntryPoint: 0x39e3
UninitializedDataSize: 16896
InitializedDataSize: 445952
CodeSize: 28672
LinkerVersion: 10
PEType: PE32
TimeStamp: 2012:02:24 20:19:59+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 24-Feb-2012 19:19:59
Detected languages:
  • English - United States
Comments: Kings Online Security_20200408 Setup
CompanyName: Kings Information & Network Co., Ltd.
FileDescription: Kings Online Security_20200408 1.1.1.4 Setup 1.0.2.5, Built on 2020-04-08
FileVersion: 1.1.1.4
LegalCopyright: Copyright(c) 2017 Kings Information & Network Co., Ltd.
ProductName: Kings Online Security_20200408
ProductVersion: 1.1.1.4

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: 0x000000D0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 6
Time date stamp: 24-Feb-2012 19:19:59
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
0x00001000
0x00006F10
0x00007000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.49788
.rdata
0x00008000
0x00002A92
0x00002C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.39389
.data
0x0000B000
0x00067EBC
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.47278
.ndata
0x00073000
0x00109000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0017C000
0x00008F48
0x00009000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.44437
.reloc
0x00185000
0x00000F8A
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
2.07077

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.21712
968
UNKNOWN
English - United States
RT_MANIFEST
2
4.25211
9640
UNKNOWN
English - United States
RT_ICON
3
4.51884
4264
UNKNOWN
English - United States
RT_ICON
4
4.16479
1128
UNKNOWN
English - United States
RT_ICON
103
2.62308
62
UNKNOWN
English - United States
RT_GROUP_ICON
105
2.73893
514
UNKNOWN
English - United States
RT_DIALOG
106
2.91148
248
UNKNOWN
English - United States
RT_DIALOG
111
2.92787
238
UNKNOWN
English - United States
RT_DIALOG
205
2.68176
494
UNKNOWN
English - United States
RT_DIALOG
206
2.86295
228
UNKNOWN
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
VERSION.dll
ole32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
49
Monitored processes
11
Malicious processes
3
Suspicious processes
3

Behavior graph

Click at the process to see the details
drop and start drop and start drop and start start kos_setup.exe no specs kos_setup.exe nsba20.tmp no specs kos_update.exe nsbbe6.tmp no specs regsvr32.exe no specs nsbd2f.tmp no specs regsvr32.exe no specs kossvc.exe kos_update.exe kosinj.exe

Process information

PID
CMD
Path
Indicators
Parent process
1844"C:\Users\admin\AppData\Local\Temp\KOS_Setup.exe" C:\Users\admin\AppData\Local\Temp\KOS_Setup.exe—explorer.exe
User:
admin
Company:
Kings Information & Network Co., Ltd.
Integrity Level:
MEDIUM
Description:
Kings Online Security_20200408 1.1.1.4 Setup 1.0.2.5, Built on 2020-04-08
Exit code:
3221226540
Version:
1.1.1.4
3508"C:\Users\admin\AppData\Local\Temp\KOS_Setup.exe" C:\Users\admin\AppData\Local\Temp\KOS_Setup.exe
explorer.exe
User:
admin
Company:
Kings Information & Network Co., Ltd.
Integrity Level:
HIGH
Description:
Kings Online Security_20200408 1.1.1.4 Setup 1.0.2.5, Built on 2020-04-08
Exit code:
0
Version:
1.1.1.4
1744"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBA20.tmp" "C:\Kings\KOS\KOS_Update.exe"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBA20.tmp—KOS_Setup.exe
User:
admin
Integrity Level:
HIGH
Exit code:
1
312"C:\Kings\KOS\KOS_Update.exe"C:\Kings\KOS\KOS_Update.exe
nsBA20.tmp
User:
admin
Company:
Kings Information & Network Co., Ltd
Integrity Level:
HIGH
Description:
KOS Updater
Exit code:
1
Version:
1.0.1.0
1440"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBBE6.tmp" "C:\Windows\system32\regsvr32.exe" /u /s "C:\Kings\KOS\kosldr.dll"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBBE6.tmp—KOS_Setup.exe
User:
admin
Integrity Level:
HIGH
Exit code:
5
2352"C:\Windows\system32\regsvr32.exe" /u /s "C:\Kings\KOS\kosldr.dll"C:\Windows\system32\regsvr32.exe—nsBBE6.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
5
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2688"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBD2F.tmp" "C:\Windows\system32\regsvr32.exe" /s "C:\Kings\KOS\kosldr.dll"C:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsBD2F.tmp—KOS_Setup.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
3412"C:\Windows\system32\regsvr32.exe" /s "C:\Kings\KOS\kosldr.dll"C:\Windows\system32\regsvr32.exe—nsBD2F.tmp
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3924"C:\Kings\KOS\KOSSvc.exe"C:\Kings\KOS\KOSSvc.exe
services.exe
User:
SYSTEM
Company:
Kings Information & Network Co., Ltd
Integrity Level:
SYSTEM
Description:
KOSSvc.exe
Version:
1.0.1.7
1200"C:\Kings\KOS\KOS_Update.exe"C:\Kings\KOS\KOS_Update.exe
KOSSvc.exe
User:
SYSTEM
Company:
Kings Information & Network Co., Ltd
Integrity Level:
SYSTEM
Description:
KOS Updater
Exit code:
1
Version:
1.0.1.0
Total events
1 782
Read events
510
Write events
0
Delete events
0

Modification events

No data
Executable files
46
Suspicious files
0
Text files
3
Unknown types
3

Dropped files

PID
Process
Filename
Type
3508KOS_Setup.exeC:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\AccessControl.dllexecutable
MD5:3BE1899233609DCC3A2286BB41E6717C
SHA256:47F5E3A32657721FB03B3D1A231F96339D9CE12F6972023D87F055F15AE53B04
3508KOS_Setup.exeC:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\modern-wizard.bmpimage
MD5:1789FDCE38DBC39E054BA2513FCE0ACB
SHA256:7D5D2F09CD511E7C4689619EF38818DABBBD3130BEDC9573534A0D0CD764AC21
3508KOS_Setup.exeC:\Kings\KOS\KOSSvc.exeexecutable
MD5:335581F7886C6DF8036DAA0EA1116046
SHA256:4074B7DAF323EF44D1A24D4584A7431890802F7790E8B9683B042215307C42D5
3508KOS_Setup.exeC:\Kings\KOS\KOSinj.exeexecutable
MD5:F8EC7D2D2A4A4C4BE79665F344BC93E6
SHA256:D17DCE5A0A3DE2E081CD9D4183F409F5EAE199E773425E4F07A4872A80EB900E
3508KOS_Setup.exeC:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\nsDialogs.dllexecutable
MD5:4CCC4A742D4423F2F0ED744FD9C81F63
SHA256:416133DD86C0DFF6B0FCAF1F46DFE97FDC85B37F90EFFB2D369164A8F7E13AE6
3508KOS_Setup.exeC:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\System.dllexecutable
MD5:BF712F32249029466FA86756F5546950
SHA256:7851CB12FA4131F1FEE5DE390D650EF65CAC561279F1CFE70AD16CC9780210AF
3508KOS_Setup.exeC:\Kings\KOS\ProMDefense.dllexecutable
MD5:FCD0FB3DE52F0C24E98DDF8C573FBEE2
SHA256:647119F0630F495B6F36ED2793D82DB334D50FBDC03FFBDDACB0A9B88FEEAAD6
3508KOS_Setup.exeC:\Kings\KOS\nssdbm3.dllexecutable
MD5:40CAADE4B80589EFE25801CE814CE04E
SHA256:2559FF13F8CE8319BE78CA63CFB0D1E551E46E49786811889AFEEFB5ABFAE35F
3508KOS_Setup.exeC:\Kings\KOS\softokn3.dllexecutable
MD5:FD54A0592BDBDC5A20304DDDCF6E9AED
SHA256:ED7DEC8E5C9D9D767039F51050A83441B85CA810CA23CE42FE31AAAC263BDAB7
3508KOS_Setup.exeC:\Users\admin\AppData\Local\Temp\nsjDD5B.tmp\KNSISPlugin.dllexecutable
MD5:E36672A2C765D89C6002E86076FC985C
SHA256:91DEBD9C11583282E1A89ED8E72E74BFD30ECBDA55150F2EBB9BE933C38C7B8A
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
6
DNS requests
1
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1200
KOS_Update.exe
GET
—
14.0.113.209:80
http://kings.nefficient.co.kr/kings/KOSNax/
KR
—
—
malicious
312
KOS_Update.exe
GET
—
14.0.113.209:80
http://kings.nefficient.co.kr/kings/KOSNax/
KR
—
—
malicious
3924
KOSSvc.exe
GET
404
14.0.113.209:80
http://kings.nefficient.co.kr/kings/KOSNax/x86_KOS_Update/KOS_Update.ini
KR
xml
345 b
malicious
312
KOS_Update.exe
GET
404
14.0.113.209:80
http://kings.nefficient.co.kr/kings/KOSNax/KOSUpdaterV1.xml
KR
xml
345 b
malicious
1200
KOS_Update.exe
GET
404
14.0.113.209:80
http://kings.nefficient.co.kr/kings/KOSNax/KOSUpdaterV1.xml
KR
xml
345 b
malicious
3460
KOSinj.exe
GET
404
14.0.113.209:80
http://kings.nefficient.co.kr/
KR
xml
345 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
312
KOS_Update.exe
14.0.113.209:80
kings.nefficient.co.kr
—
KR
malicious
1200
KOS_Update.exe
14.0.113.209:80
kings.nefficient.co.kr
—
KR
malicious
3460
KOSinj.exe
14.0.113.209:80
kings.nefficient.co.kr
—
KR
malicious
3924
KOSSvc.exe
14.0.113.209:80
kings.nefficient.co.kr
—
KR
malicious

DNS requests

Domain
IP
Reputation
kings.nefficient.co.kr
  • 14.0.113.209
  • 14.0.115.220
  • 14.0.113.206
  • 14.0.113.205
  • 14.0.115.222
malicious

Threats

No threats detected
Process
Message
KOS_Setup.exe
[KNSISPlugin] CVersionUtils::GetModuleVersion Enter
KOS_Setup.exe
[KNSISPlugin] CVersionUtils::GetModuleVersion Enter
KOS_Setup.exe
[KNSISPlugin] CVersionUtils::GetModuleVersion Leave
KOS_Setup.exe
[KNSISPlugin] CVersionUtils::GetModuleVersion Leave
KOS_Setup.exe
[KNSISPlugin] CheckUserPermission IsAdmin [1]
KOS_Setup.exe
[KNSISPlugin] CheckUserPermission IsAdmin [1]
KOS_Setup.exe
[KNSISPlugin] CheckUserPermission Leave
KOS_Setup.exe
[KNSISPlugin] CheckUserPermission Leave
KOS_Setup.exe
[KNSISPlugin] Initialize Enter
KOS_Setup.exe
[KNSISPlugin] Initialize InstallDirectory [C:\Kings\KOS]
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Reports
KOS_Setup.exe