download:

update_server.exe

Full analysis: https://app.any.run/tasks/3e47435a-05eb-40ac-9ae5-9fa4de766908
Verdict: Malicious activity
Analysis date: January 14, 2021, 08:04:49
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:

3D2FB70391AFC2F990FE2C9BFA120389

SHA1:

9EE21BC4C2A9E49AF59EF1AB4312B21DE4B559E8

SHA256:

5BB86F8428E34D3E0DFDE733C0CD7982DDDE863D058465C1A45ABA4786125669

SSDEEP:

49152:B2u2fcbD7wZJIVfPMa2a3asVSViS0DgG037PB4EbP9Hd7VLUgb:EuqYD0fIVfE03dwTdGW7J4EbF9JJb

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

      • SPUpDateServer.exe (PID: 1728)

    • Drops executable file immediately after starts

      • update_server.tmp (PID: 2688)
      • update_server.exe (PID: 2112)

    • Application was dropped or rewritten from another process

      • SPUpDateServer.exe (PID: 1728)
      • startUp.exe (PID: 3692)

    • Changes the autorun value in the registry

      • update_server.tmp (PID: 2688)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • update_server.exe (PID: 2112)
      • update_server.tmp (PID: 2688)

    • Creates files in the program directory

      • SPUpDateServer.exe (PID: 1728)

    • Drops a file with too old compile date

      • update_server.exe (PID: 2112)
      • update_server.tmp (PID: 2688)

    • Drops a file that was compiled in debug mode

      • update_server.tmp (PID: 2688)

    • Creates a directory in Program Files

      • update_server.tmp (PID: 2688)
      • SPUpDateServer.exe (PID: 1728)

    • Drops a file with a compile date too recent

      • update_server.tmp (PID: 2688)

  • INFO

    • Loads dropped or rewritten executable

      • update_server.tmp (PID: 2688)

    • Creates files in the program directory

      • update_server.tmp (PID: 2688)

    • Application was dropped or rewritten from another process

      • update_server.tmp (PID: 2688)

    • Creates a software uninstall entry

      • update_server.tmp (PID: 2688)
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 (77.7)
.exe | Win32 Executable Delphi generic (10)
.dll | Win32 Dynamic Link Library (generic) (4.6)
.exe | Win32 Executable (generic) (3.1)
.exe | Win16/32 Executable Delphi generic (1.4)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1992:06:20 00:22:17+02:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 37888
InitializedDataSize: 14848
UninitializedDataSize: -
EntryPoint: 0x9b24
OSVersion: 1
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 2.3.2.0
ProductVersionNumber: 2.3.2.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: This installation was built with Inno Setup.
CompanyName:
FileDescription: update_server Setup
FileVersion: 2.3.2.0
LegalCopyright:
ProductName: update_server
ProductVersion: 2.3.2.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Jun-1992 22:22:17
Detected languages:
  • English - United States
Comments: This installation was built with Inno Setup.
CompanyName: -
FileDescription: update_server Setup
FileVersion: 2.3.2.0
LegalCopyright: -
ProductName: update_server
ProductVersion: 2.3.2.0

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: 8
Time date stamp: 19-Jun-1992 22:22:17
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
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
CODE
0x00001000
0x00009244
0x00009400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.52973
DATA
0x0000B000
0x0000024C
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.73422
BSS
0x0000C000
0x00000E48
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x0000D000
0x00000950
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.43073
.tls
0x0000E000
0x00000008
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x0000F000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0.204488
.reloc
0x00010000
0x000008B4
0x00000000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0
.rsrc
0x00011000
0x0000286C
0x00002A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
5.77598

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.04657
1387
Latin 1 / Western European
English - United States
RT_MANIFEST
4089
3.21823
754
Latin 1 / Western European
UNKNOWN
RT_STRING
4090
3.31515
780
Latin 1 / Western European
UNKNOWN
RT_STRING
4091
3.25024
718
Latin 1 / Western European
UNKNOWN
RT_STRING
4093
2.86149
104
Latin 1 / Western European
UNKNOWN
RT_STRING
4094
3.20731
180
Latin 1 / Western European
UNKNOWN
RT_STRING
4095
3.04592
174
Latin 1 / Western European
UNKNOWN
RT_STRING
11111
4.48651
44
Latin 1 / Western European
UNKNOWN
RT_RCDATA
MAINICON
1.7815
20
Latin 1 / Western European
English - United States
RT_GROUP_ICON

Imports

advapi32.dll
comctl32.dll
kernel32.dll
oleaut32.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
5
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start drop and start update_server.exe update_server.tmp startup.exe spupdateserver.exe update_server.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
908"C:\Users\admin\Downloads\update_server.exe" C:\Users\admin\Downloads\update_server.exe—explorer.exe
User:
admin
Company:
Integrity Level:
MEDIUM
Description:
update_server Setup
Exit code:
3221226540
Version:
2.3.2.0
Modules
Images
c:\users\admin\downloads\update_server.exe
c:\systemroot\system32\ntdll.dll
1728"C:\Program Files\hik\update_server\SPUpDateServer.exe" C:\Program Files\hik\update_server\SPUpDateServer.exe
startUp.exe
User:
admin
Integrity Level:
HIGH
Description:
SPUpDate Application
Exit code:
0
Version:
2, 3, 2, 0
Modules
Images
c:\program files\hik\update_server\spupdateserver.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\hik\update_server\spupdate.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
2112"C:\Users\admin\Downloads\update_server.exe" C:\Users\admin\Downloads\update_server.exe
explorer.exe
User:
admin
Company:
Integrity Level:
HIGH
Description:
update_server Setup
Exit code:
0
Version:
2.3.2.0
Modules
Images
c:\users\admin\downloads\update_server.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
2688"C:\Users\admin\AppData\Local\Temp\is-2L2TC.tmp\update_server.tmp" /SL5="$60138,2434522,53760,C:\Users\admin\Downloads\update_server.exe" C:\Users\admin\AppData\Local\Temp\is-2L2TC.tmp\update_server.tmp
update_server.exe
User:
admin
Integrity Level:
HIGH
Description:
Setup/Uninstall
Exit code:
0
Version:
51.50.0.0
Modules
Images
c:\users\admin\appdata\local\temp\is-2l2tc.tmp\update_server.tmp
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
3692"C:\Program Files\hik\update_server\startUp.exe"C:\Program Files\hik\update_server\startUp.exe
update_server.tmp
User:
admin
Integrity Level:
HIGH
Description:
startUp Application
Exit code:
0
Version:
2, 3, 0, 0
Modules
Images
c:\program files\hik\update_server\startup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
Total events
400
Read events
380
Write events
20
Delete events
0

Modification events

(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:SPUpDateServerrun
Value:
C:\Program Files\hik\update_server\startUp.exe
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\shipin7\shipin7_update_server
Operation:writeName:InstallPath
Value:
C:\Program Files\hik\update_server
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\shipin7\shipin7_update_server
Operation:writeName:ClientType
Value:
PCUpdateServer
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\shipin7\shipin7_update_server
Operation:writeName:ClientVision
Value:
2.3.2.0
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\shipin7\shipin7_update_server
Operation:writeName:ClientKey
Value:
10
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A9A0CFDF-AD32-4FA0-8179-405A04F8E7DA}_is1
Operation:writeName:Inno Setup: Setup Version
Value:
5.3.5 (a)
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A9A0CFDF-AD32-4FA0-8179-405A04F8E7DA}_is1
Operation:writeName:Inno Setup: App Path
Value:
C:\Program Files\hik\update_server
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A9A0CFDF-AD32-4FA0-8179-405A04F8E7DA}_is1
Operation:writeName:InstallLocation
Value:
C:\Program Files\hik\update_server\
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A9A0CFDF-AD32-4FA0-8179-405A04F8E7DA}_is1
Operation:writeName:Inno Setup: Icon Group
Value:
hik
(PID) Process:(2688) update_server.tmpKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{A9A0CFDF-AD32-4FA0-8179-405A04F8E7DA}_is1
Operation:writeName:Inno Setup: User
Value:
admin
Executable files
26
Suspicious files
0
Text files
9
Unknown types
2

Dropped files

PID
Process
Filename
Type
2688update_server.tmpC:\Program Files\hik\update_server\is-Q48RV.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-4RQJA.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-I30E9.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-1C7KB.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-CS5ER.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-RP40K.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-S1JRO.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-7CUEK.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-CT45B.tmp —
MD5:—
SHA256:—
2688update_server.tmpC:\Program Files\hik\update_server\is-L3SG3.tmp —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
5
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1728
SPUpDateServer.exe
POST
200
183.136.184.226:80
http://log.ys7.com:80/statistics.do?systemName=studio_client_upgrade&cts=10&sl_ver=&sys_ver=6.1&sys_build=4026539441&b1=7601&hc=6c3675c54628e3d02bb253e27d3bc636&clt_ver=2.3.2.0
CN
text
4 b
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1728
SPUpDateServer.exe
183.136.184.218:443
api.ys7.com
No.288,Fu-chun Road
CN
unknown
1728
SPUpDateServer.exe
183.136.184.226:80
log.ys7.com
No.288,Fu-chun Road
CN
unknown
1728
SPUpDateServer.exe
183.136.184.252:443
api.ys7.com
No.288,Fu-chun Road
CN
unknown

DNS requests

Domain
IP
Reputation
api.ys7.com
  • 183.136.184.218
  • 183.136.184.252
unknown
log.ys7.com
  • 183.136.184.226
  • 183.136.184.196
  • 115.238.23.22
unknown

Threats

No threats detected
Process
Message
startUp.exe
*****¿ªÆôÉý¼¶¼ì²â½ø³ÌC:\Program Files\hik\update_server\SPUpDateServer.exe
SPUpDateServer.exe
SPUPDATE_Init
SPUpDateServer.exe
GetVisionNodeInfo success ,path:SOFTWARE\shipin7\shipin7_update_server,Vision:2.3.2.0
SPUpDateServer.exe
SPUPDATE_GetVersion
SPUpDateServer.exe
SetUnhandledExceptionFilter succ
SPUpDateServer.exe
SPUPDATE_Start start
SPUpDateServer.exe
SPIpcServe start success
SPUpDateServer.exe
SPUPDATE_Start end
SPUpDateServer.exe
ReadPhysicalDriveInNTWithZeroRights ret:1
SPUpDateServer.exe
check updateserver update
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Reports
update_server.exe