File name:

bcs_service.exe

Full analysis: https://app.any.run/tasks/41f63ee9-ec72-4b4a-9f94-399da7b38067
Verdict: Malicious activity
Analysis date: April 14, 2019, 08:03:08
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, Nullsoft Installer self-extracting archive
MD5:

D5F4E46845AB16D4D8D90AF38C88E0DC

SHA1:

34CD538A1A886E1F875213501D0286873A74648A

SHA256:

563BBF8D20BA1E746D5B7BF8112A6F35113D9A1513CB15882973E92188D59334

SSDEEP:

24576:Ze2coa4RuOyc1teVW63hW1qZUSAL9yJ4PPzOVVYyxommhz9x46LvkZ:JDD061wVW63eqGSukyPgPYBx46Lu

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

    • Application was dropped or rewritten from another process

      • bcs.exe (PID: 2824)
      • bcs.exe (PID: 3420)
      • ns6B7F.tmp (PID: 3008)
      • ns6BEE.tmp (PID: 3480)
      • NetQCheckHTML5Agent.exe (PID: 2772)
      • ns6CAA.tmp (PID: 3344)
    • Loads dropped or rewritten executable

      • bcs_service.exe (PID: 3436)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • bcs_service.exe (PID: 3436)
    • Starts application with an unusual extension

      • bcs_service.exe (PID: 3436)
    • Creates files in the program directory

      • bcs.exe (PID: 3420)
      • NetQCheckHTML5Agent.exe (PID: 2772)
      • bcs_service.exe (PID: 3436)
    • Creates a software uninstall entry

      • bcs_service.exe (PID: 3436)
  • 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 | Win32 Executable MS Visual C++ (generic) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2016:07:25 02:55:54+02:00
PEType: PE32
LinkerVersion: 6
CodeSize: 24576
InitializedDataSize: 162816
UninitializedDataSize: 1024
EntryPoint: 0x310f
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 25-Jul-2016 00:55:54
Detected languages:
  • English - United States

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: 0x000000D8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 25-Jul-2016 00:55:54
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_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00005FDD
0x00006000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.4997
.rdata
0x00007000
0x00001352
0x00001400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.20754
.data
0x00009000
0x000254F8
0x00000600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.03235
.ndata
0x0002F000
0x0000E000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0003D000
0x0004B908
0x0004BA00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.72523

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.29551
1065
UNKNOWN
English - United States
RT_MANIFEST
2
2.19191
67624
UNKNOWN
English - United States
RT_ICON
3
2.35632
38056
UNKNOWN
English - United States
RT_ICON
4
2.66859
16936
UNKNOWN
English - United States
RT_ICON
5
7.94915
14327
UNKNOWN
English - United States
RT_ICON
6
2.93843
9640
UNKNOWN
English - United States
RT_ICON
7
3.43723
4264
UNKNOWN
English - United States
RT_ICON
8
3.79825
2440
UNKNOWN
English - United States
RT_ICON
9
4.27938
1128
UNKNOWN
English - United States
RT_ICON
103
3.07075
132
UNKNOWN
English - United States
RT_GROUP_ICON

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
ole32.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
44
Monitored processes
8
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start drop and start drop and start start bcs_service.exe ns6b7f.tmp no specs ns6bee.tmp no specs ns6caa.tmp no specs bcs.exe no specs bcs.exe no specs netqcheckhtml5agent.exe bcs_service.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2772"C:\Program Files\Visualware BCS\NetQCheckHTML5Agent.exe" managedC:\Program Files\Visualware BCS\NetQCheckHTML5Agent.exe
bcs.exe
User:
SYSTEM
Integrity Level:
SYSTEM
Exit code:
0
Modules
Images
c:\program files\visualware bcs\netqcheckhtml5agent.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winmm.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2824"C:\Program Files\Visualware BCS\bcs.exe" installC:\Program Files\Visualware BCS\bcs.exens6CAA.tmp
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\program files\visualware bcs\bcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
3008"C:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6B7F.tmp" "C:\Program Files\Visualware BCS\bcs.exe" uninstallC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6B7F.tmpbcs_service.exe
User:
admin
Integrity Level:
HIGH
Exit code:
3221225501
Modules
Images
c:\users\admin\appdata\local\temp\nsq6b6f.tmp\ns6b7f.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\advapi32.dll
3024"C:\Users\admin\AppData\Local\Temp\bcs_service.exe" C:\Users\admin\AppData\Local\Temp\bcs_service.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\bcs_service.exe
c:\systemroot\system32\ntdll.dll
3344"C:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6CAA.tmp" "C:\Program Files\Visualware BCS\bcs.exe" installC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6CAA.tmpbcs_service.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\nsq6b6f.tmp\ns6caa.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\advapi32.dll
3420"C:\Program Files\Visualware BCS\bcs.exe"C:\Program Files\Visualware BCS\bcs.exeservices.exe
User:
SYSTEM
Integrity Level:
SYSTEM
Exit code:
0
Modules
Images
c:\program files\visualware bcs\bcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
3436"C:\Users\admin\AppData\Local\Temp\bcs_service.exe" C:\Users\admin\AppData\Local\Temp\bcs_service.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\bcs_service.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\shell32.dll
3480"C:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6BEE.tmp" "C:\Program Files\Visualware BCS\bcs_uninstall.exe" /S _?=C:\Program Files\Visualware BCSC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6BEE.tmpbcs_service.exe
User:
admin
Integrity Level:
HIGH
Exit code:
3221225501
Modules
Images
c:\users\admin\appdata\local\temp\nsq6b6f.tmp\ns6bee.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\advapi32.dll
Total events
347
Read events
342
Write events
5
Delete events
0

Modification events

(PID) Process:(3436) bcs_service.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Visualware BCS
Operation:writeName:InstallDir
Value:
C:\Program Files\Visualware BCS
(PID) Process:(3436) bcs_service.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Visualware BCS
Operation:writeName:DisplayName
Value:
Visualware BCS
(PID) Process:(3436) bcs_service.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Visualware BCS
Operation:writeName:UninstallString
Value:
"C:\Program Files\Visualware BCS\bcs_uninstall.exe"
(PID) Process:(3436) bcs_service.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Visualware BCS
Operation:writeName:NoModify
Value:
1
(PID) Process:(3436) bcs_service.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Visualware BCS
Operation:writeName:NoRepair
Value:
1
Executable files
8
Suspicious files
1
Text files
21
Unknown types
0

Dropped files

PID
Process
Filename
Type
3436bcs_service.exeC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6B7F.tmp
MD5:
SHA256:
3436bcs_service.exeC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\ns6BEE.tmp
MD5:
SHA256:
3436bcs_service.exeC:\Program Files\Visualware BCS\bcs.exeexecutable
MD5:
SHA256:
3436bcs_service.exeC:\Program Files\Visualware BCS\bcs_uninstall.exeexecutable
MD5:
SHA256:
3436bcs_service.exeC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\SimpleSC.dllexecutable
MD5:D63975CE28F801F236C4ACA5AF726961
SHA256:E0C580BBE48A483075C21277C6E0F23F3CBD6CE3EB2CCD3BF48CF68F05628F43
3436bcs_service.exeC:\Users\admin\AppData\Local\Temp\nsq6B6F.tmp\UserInfo.dllexecutable
MD5:D1E37112390E6BCCA8362788D61BECF5
SHA256:77B40D42606D48F817B901F1E5ABEA114B4288B344B8C193BF3E3C52E469A926
3436bcs_service.exeC:\Program Files\Visualware BCS\thebcs.exeexecutable
MD5:
SHA256:
3420bcs.exeC:\Program Files\Visualware BCS\MgrLog.txttext
MD5:
SHA256:
2772NetQCheckHTML5Agent.exeC:\Program Files\Visualware BCS\log.txttext
MD5:
SHA256:
2772NetQCheckHTML5Agent.exeC:\Program Files\Visualware BCS\AppUpdaterLog.txttext
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
1
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2772
NetQCheckHTML5Agent.exe
GET
200
38.100.141.76:80
http://updatebcs.visualware.com/appupdates/NetQCheckHTML5Agent/windows/version.txt
US
text
60 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
2772
NetQCheckHTML5Agent.exe
38.100.141.76:80
updatebcs.visualware.com
Cogent Communications
US
suspicious

DNS requests

Domain
IP
Reputation
updatebcs.visualware.com
  • 38.100.141.76
malicious

Threats

PID
Process
Class
Message
A Network Trojan was detected
ET INFO Suspicious Mozilla User-Agent - Likely Fake (Mozilla/4.0)
No debug info