File name:

explorer.exe

Full analysis: https://app.any.run/tasks/347d855d-a849-4c2a-829f-59b26c4b3d1c
Verdict: Malicious activity
Analysis date: May 25, 2022, 21:58:24
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: MS-DOS executable, MZ for MS-DOS
MD5:

DE9523A248C69D91E46D68C9B0181F6A

SHA1:

0EB87F8D8BFF29AF8172F9F2BEFF55AE19F6A210

SHA256:

556E510EAC2C4F61E6A5530CDA4004A1976A79C4F46A02E2488AD79207274F0E

SSDEEP:

1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVDsH:UVqoCl/YgjxEufVU0TbTyDDalpsH

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

    • Drops executable file immediately after starts

      • explorer.exe (PID: 2580)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 896)

    • Changes the autorun value in the registry

      • explorer.exe (PID: 1996)
      • svchost.exe (PID: 2352)

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 3924)
      • schtasks.exe (PID: 3312)

    • Uses Task Scheduler to run other applications

      • svchost.exe (PID: 2352)

  • SUSPICIOUS

    • Checks supported languages

      • explorer.exe (PID: 2580)
      • spoolsv.exe (PID: 896)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 3724)
      • svchost.exe (PID: 2352)

    • Creates files in the Windows directory

      • explorer.exe (PID: 2580)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 896)

    • Drops a file with a compile date too recent

      • explorer.exe (PID: 2580)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 896)

    • Creates executable files which already exist in Windows

      • explorer.exe (PID: 2580)
      • spoolsv.exe (PID: 896)

    • Starts itself from another location

      • explorer.exe (PID: 2580)
      • spoolsv.exe (PID: 896)
      • explorer.exe (PID: 1996)
      • svchost.exe (PID: 2352)

    • Removes files from Windows directory

      • explorer.exe (PID: 2580)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 896)

    • Executable content was dropped or overwritten

      • explorer.exe (PID: 2580)
      • explorer.exe (PID: 1996)
      • spoolsv.exe (PID: 896)

    • Reads the computer name

      • svchost.exe (PID: 2352)

    • Creates or modifies windows services

      • svchost.exe (PID: 2352)

  • INFO

    • Checks supported languages

      • schtasks.exe (PID: 3924)
      • schtasks.exe (PID: 3312)

    • Reads the computer name

      • schtasks.exe (PID: 3312)
      • schtasks.exe (PID: 3924)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable (generic) (52.9)
.exe | Generic Win/DOS Executable (23.5)
.exe | DOS Executable Generic (23.5)

EXIF

EXE

OriginalFileName: TJprojMain.exe
InternalName: TJprojMain
ProductVersion: 1
FileVersion: 1
ProductName: Project1
CharacterSet: Unicode
LanguageCode: English (U.S.)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 1.0.0.0
FileVersionNumber: 1.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: 1
OSVersion: 4
EntryPoint: 0x290c
UninitializedDataSize: -
InitializedDataSize: 12288
CodeSize: 106496
LinkerVersion: 6
PEType: PE32
TimeStamp: 2013:04:01 09:08:22+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 01-Apr-2013 07:08:22
Detected languages:
  • English - United States
ProductName: Project1
FileVersion: 1.00
ProductVersion: 1.00
InternalName: TJprojMain
OriginalFilename: TJprojMain.exe

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: 0x000000B8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 01-Apr-2013 07:08:22
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
0x000191D4
0x0001A000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.7348
.data
0x0001B000
0x0000180C
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0001D000
0x000013F0
0x00002000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.54122

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.71018
999
UNKNOWN
English - United States
RT_MANIFEST
30001
4.64705
3280
Unicode (UTF 16LE)
UNKNOWN
RT_ICON

Imports

MSVBVM60.DLL
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
45
Monitored processes
8
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start explorer.exe no specs explorer.exe explorer.exe spoolsv.exe svchost.exe spoolsv.exe no specs schtasks.exe no specs schtasks.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2508"C:\Users\admin\AppData\Local\Temp\explorer.exe" C:\Users\admin\AppData\Local\Temp\explorer.exe—Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Version:
1.00
Modules
Images
c:\users\admin\appdata\local\temp\explorer.exe
c:\windows\system32\ntdll.dll
2580"C:\Users\admin\AppData\Local\Temp\explorer.exe" C:\Users\admin\AppData\Local\Temp\explorer.exe
Explorer.EXE
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.00
Modules
Images
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ntdll.dll
c:\users\admin\appdata\local\temp\explorer.exe
c:\windows\system32\msvbvm60.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
1996c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Version:
1.00
Modules
Images
c:\windows\resources\themes\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvbvm60.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
896c:\windows\resources\spoolsv.exe SEc:\windows\resources\spoolsv.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.00
Modules
Images
c:\windows\resources\spoolsv.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvbvm60.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
2352c:\windows\resources\svchost.exec:\windows\resources\svchost.exe
spoolsv.exe
User:
admin
Integrity Level:
HIGH
Version:
1.00
Modules
Images
c:\windows\resources\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvbvm60.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
3724c:\windows\resources\spoolsv.exe PRc:\windows\resources\spoolsv.exe—svchost.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.00
Modules
Images
c:\windows\resources\spoolsv.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvbvm60.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
3924schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 23:00 /fC:\Windows\system32\schtasks.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\ole32.dll
3312schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 23:01 /fC:\Windows\system32\schtasks.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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
c:\windows\system32\ole32.dll
Total events
188
Read events
171
Write events
17
Delete events
0

Modification events

(PID) Process:(2580) explorer.exeKey:HKEY_CURRENT_USER\Software\VB and VBA Program Settings\Explorer\Process
Operation:writeName:LO
Value:
1
(PID) Process:(1996) explorer.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:Explorer
Value:
c:\windows\resources\themes\explorer.exe RO
(PID) Process:(1996) explorer.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:Svchost
Value:
c:\windows\resources\svchost.exe RO
(PID) Process:(2352) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:Explorer
Value:
c:\windows\resources\themes\explorer.exe RO
(PID) Process:(2352) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:Svchost
Value:
c:\windows\resources\svchost.exe RO
(PID) Process:(1996) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Operation:writeName:ShowSuperHidden
Value:
0
(PID) Process:(2352) svchost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Operation:writeName:ShowSuperHidden
Value:
0
(PID) Process:(2352) svchost.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\Schedule
Operation:writeName:Start
Value:
2
(PID) Process:(2352) svchost.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\SharedAccess
Operation:writeName:Start
Value:
4
Executable files
3
Suspicious files
3
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2580explorer.exeC:\Users\admin\AppData\Local\Temp\~DF165D1D231E8F049C.TMPbinary
MD5:667B4197C0C80F2FDAD0FA58D1A9CA98
SHA256:99B8DAEFB17F63013C7454E82BE1E75C02C3FDC26E7F1BE14DDE67B013366D6F
896spoolsv.exeC:\Users\admin\AppData\Local\Temp\~DFB4C319008D8DF6FB.TMPbinary
MD5:667B4197C0C80F2FDAD0FA58D1A9CA98
SHA256:99B8DAEFB17F63013C7454E82BE1E75C02C3FDC26E7F1BE14DDE67B013366D6F
2580explorer.exeC:\windows\resources\themes\explorer.exeexecutable
MD5:19602D42BF648244C2F621CE3C3E80C9
SHA256:2C485AB16F807F739E924B8E9517ADE73C2C382DFA7E8C5B0E87881C61B2343D
1996explorer.exeC:\windows\resources\spoolsv.exeexecutable
MD5:7FEA5687FBB08DCD1AEDA62AD20B1DD8
SHA256:38CB3B0EE78CEF16F98D5C241201E92D25A870CBFC0029BBE1E2A8E70B7BA310
3724spoolsv.exeC:\Users\admin\AppData\Local\Temp\~DF5FD826167831098B.TMPbinary
MD5:667B4197C0C80F2FDAD0FA58D1A9CA98
SHA256:99B8DAEFB17F63013C7454E82BE1E75C02C3FDC26E7F1BE14DDE67B013366D6F
896spoolsv.exeC:\windows\resources\svchost.exeexecutable
MD5:76921CA73D96D79255D71ACC94208123
SHA256:65C26C66B928657263F7F0549C6B040537E729B83C21075852C8E443C32BD319
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
explorer.exe