File name:

CH341SER.exe

Full analysis: https://app.any.run/tasks/84af749c-d632-4d66-8ae4-ddd4327135cc
Verdict: Malicious activity
Analysis date: July 23, 2020, 07:14:04
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, RAR self-extracting archive
MD5:

1461E4F00D1F457B1EACF214FD5A2EF2

SHA1:

C38D5005921D1F932EB29A57168426F06850C254

SHA256:

5C79A8C123D3FA03274FDCCC8FAD722AAF3B703DF35C39B4B42F0B5BFBB26DFD

SSDEEP:

6144:h8U2qy6rRZb7jxGYXqZ9vcF/6jHLrZpEr9TI:5zy6rRxE7RrrjCJI

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

      • SETUP.EXE (PID: 2296)
      • SETUP.EXE (PID: 1508)

    • Actions looks like stealing of personal data

      • CH341SER.exe (PID: 2668)

    • Loads dropped or rewritten executable

      • SETUP.EXE (PID: 1508)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • CH341SER.exe (PID: 2668)
      • DrvInst.exe (PID: 1864)
      • SETUP.EXE (PID: 1508)

    • Removes files from Windows directory

      • DrvInst.exe (PID: 1864)
      • SETUP.EXE (PID: 1508)

    • Executed via COM

      • DrvInst.exe (PID: 1864)

    • Creates files in the Windows directory

      • DrvInst.exe (PID: 1864)
      • SETUP.EXE (PID: 1508)

    • Creates files in the driver directory

      • DrvInst.exe (PID: 1864)
      • SETUP.EXE (PID: 1508)

  • INFO

    • Changes settings of System certificates

      • DrvInst.exe (PID: 1864)

    • Adds / modifies Windows certificates

      • DrvInst.exe (PID: 1864)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | WinRAR Self Extracting archive (94.3)
.scr | Windows screen saver (2.3)
.dll | Win32 Dynamic Link Library (generic) (1.1)
.exe | Win32 Executable (generic) (0.8)
.exe | Win32 Executable Watcom C++ (generic) (0.4)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2007:05:22 06:59:14+02:00
PEType: PE32
LinkerVersion: 5
CodeSize: 81920
InitializedDataSize: 22016
UninitializedDataSize: -
EntryPoint: 0x1000
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 22-May-2007 04:59:14
Detected languages:
  • Process Default Language
  • Russian - Russia

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: 0x00000200

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 22-May-2007 04:59:14
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
0x00014000
0x00013600
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.44419
.data
0x00015000
0x00007000
0x00000A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.91827
.idata
0x0001C000
0x00001000
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.1239
.rsrc
0x0001D000
0x00004000
0x00003C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.52866

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.06643
831
Latin 1 / Western European
Russian - Russia
RT_MANIFEST
7
3.24143
556
Latin 1 / Western European
Russian - Russia
RT_STRING
8
3.28574
946
Latin 1 / Western European
Russian - Russia
RT_STRING
9
3.04375
530
Latin 1 / Western European
Russian - Russia
RT_STRING
10
3.15563
638
Latin 1 / Western European
Russian - Russia
RT_STRING
100
1.83321
20
Latin 1 / Western European
Process Default Language
RT_GROUP_ICON
101
4.19099
2998
Latin 1 / Western European
Russian - Russia
RT_BITMAP
ASKNEXTVOL
3.42532
642
Latin 1 / Western European
Russian - Russia
RT_DIALOG
GETPASSWORD1
3.29928
314
Latin 1 / Western European
Russian - Russia
RT_DIALOG
LICENSEDLG
3.17045
232
Latin 1 / Western European
Russian - Russia
RT_DIALOG

Imports

ADVAPI32.DLL
COMCTL32.DLL
COMDLG32.DLL
GDI32.DLL
KERNEL32.DLL
OLE32.DLL
SHELL32.DLL
USER32.DLL
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
4
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start ch341ser.exe setup.exe no specs setup.exe drvinst.exe

Process information

PID
CMD
Path
Indicators
Parent process
1508"C:\WCH.CN\CH341SER\SETUP.EXE" C:\WCH.CN\CH341SER\SETUP.EXE
CH341SER.exe
User:
admin
Integrity Level:
HIGH
Description:
EXE For Driver Installation
Exit code:
1
Version:
1, 6, 0, 0
Modules
Images
c:\wch.cn\ch341ser\setup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
1864DrvInst.exe "4" "0" "C:\Users\admin\AppData\Local\Temp\{519cb723-998b-5ee0-83df-67647550d94b}\CH341SER.INF" "0" "6dbd0d02f" "00000498" "WinSta0\Default" "000004C8" "208" "C:\WCH.CN\CH341SER"C:\Windows\system32\DrvInst.exe
svchost.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Driver Installation Module
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\drvinst.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
2296"C:\WCH.CN\CH341SER\SETUP.EXE" C:\WCH.CN\CH341SER\SETUP.EXE—CH341SER.exe
User:
admin
Integrity Level:
MEDIUM
Description:
EXE For Driver Installation
Exit code:
3221226540
Version:
1, 6, 0, 0
Modules
Images
c:\wch.cn\ch341ser\setup.exe
c:\systemroot\system32\ntdll.dll
2668"C:\Users\admin\AppData\Local\Temp\CH341SER.exe" C:\Users\admin\AppData\Local\Temp\CH341SER.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\ch341ser.exe
c:\systemroot\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\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll
Total events
70
Read events
41
Write events
29
Delete events
0

Modification events

(PID) Process:(2668) CH341SER.exeKey:HKEY_CURRENT_USER\Software\WinRAR SFX
Operation:writeName:C%%WCH.CN%CH341SER
Value:
C:\WCH.CN\CH341SER
(PID) Process:(2668) CH341SER.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2668) CH341SER.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(1508) SETUP.EXEKey:HKEY_LOCAL_MACHINE\SYSTEM\Setup\SetupapiLogStatus
Operation:writeName:setupapi.dev.log
Value:
4096
(PID) Process:(1864) DrvInst.exeKey:HKEY_USERS\.DEFAULT\Software\Classes\Local Settings\MuiCache\132\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1508) SETUP.EXEKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\132\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1864) DrvInst.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\A43489159A520F0D93D032CCAF37E7FE20A8B419
Operation:writeName:Blob
Value:
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
(PID) Process:(1864) DrvInst.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A43489159A520F0D93D032CCAF37E7FE20A8B419
Operation:writeName:Blob
Value:
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
(PID) Process:(1508) SETUP.EXEKey:HKEY_LOCAL_MACHINE\SYSTEM\Setup\SetupapiLogStatus
Operation:writeName:setupapi.app.log
Value:
4096
Executable files
15
Suspicious files
9
Text files
52
Unknown types
5

Dropped files

PID
Process
Filename
Type
1508SETUP.EXEC:\Users\admin\AppData\Local\Temp\{519cb723-998b-5ee0-83df-67647550d94b}\SETFB5A.tmp —
MD5:—
SHA256:—
1508SETUP.EXEC:\Users\admin\AppData\Local\Temp\{519cb723-998b-5ee0-83df-67647550d94b}\SETFB6A.tmp —
MD5:—
SHA256:—
1508SETUP.EXEC:\Users\admin\AppData\Local\Temp\{519cb723-998b-5ee0-83df-67647550d94b}\SETFB6B.tmp —
MD5:—
SHA256:—
1508SETUP.EXEC:\Users\admin\AppData\Local\Temp\{519cb723-998b-5ee0-83df-67647550d94b}\SETFB6C.tmp —
MD5:—
SHA256:—
1864DrvInst.exeC:\Windows\System32\DriverStore\Temp\{78a9a40c-36e5-6026-6665-4034388b365a}\SETFBD7.tmp —
MD5:—
SHA256:—
1864DrvInst.exeC:\Windows\System32\DriverStore\Temp\{78a9a40c-36e5-6026-6665-4034388b365a}\SETFBE7.tmp —
MD5:—
SHA256:—
1864DrvInst.exeC:\Windows\System32\DriverStore\Temp\{78a9a40c-36e5-6026-6665-4034388b365a}\SETFBE8.tmp —
MD5:—
SHA256:—
1864DrvInst.exeC:\Windows\System32\DriverStore\Temp\{78a9a40c-36e5-6026-6665-4034388b365a}\SETFBE9.tmp —
MD5:—
SHA256:—
1508SETUP.EXEC:\Windows\INF\setupapi.dev.logini
MD5:—
SHA256:—
1864DrvInst.exeC:\Windows\INF\setupapi.dev.logini
MD5:—
SHA256:—
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
0
Threats
0

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

No data

Threats

No threats detected
No debug info
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Reports
CH341SER.exe