File name:

flash.exe

Full analysis: https://app.any.run/tasks/fc46c864-05d1-4e8b-8bac-6228ab14ed68
Verdict: Malicious activity
Analysis date: October 20, 2020, 07:30:29
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, UPX compressed
MD5:

4B8DFFB217FCD9DBFD00BC3369A953D1

SHA1:

FCAD89B72647B0FAE4E87DFD188AB2CAB6286248

SHA256:

95FEBAD12000E0777970D544616C0B4163424A28ED513E84CDBF1DED6BB1D1F4

SSDEEP:

12288:Z6Wq4aaE6KwyF5L0Y2D1PqLOmqJ3BcFCcZq8NFVUFWVnY+tYkZ/RoGjqU4gPK6NM:vthEVaPqLOz9BFcAiIWW+tHhRoMGChW

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

    • Changes the autorun value in the registry

      • flash.exe (PID: 2560)

    • Uses Task Scheduler to run other applications

      • cmd.exe (PID: 4064)

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 3660)
      • mmc.exe (PID: 2432)

    • Writes to a start menu file

      • flash.exe (PID: 2560)

  • SUSPICIOUS

    • Creates files in the user directory

      • flash.exe (PID: 2560)

    • Starts CMD.EXE for commands execution

      • flash.exe (PID: 2560)

    • Executable content was dropped or overwritten

      • flash.exe (PID: 2560)

    • Executes scripts

      • flash.exe (PID: 2560)

    • Executed via Task Scheduler

      • WEGPWL.exe (PID: 932)
      • WEGPWL.exe (PID: 2436)
      • WEGPWL.exe (PID: 2008)
      • WEGPWL.exe (PID: 3852)
      • WEGPWL.exe (PID: 896)
      • WEGPWL.exe (PID: 1836)

  • INFO

    • Manual execution by user

      • mmc.exe (PID: 2432)
      • mmc.exe (PID: 2400)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | AutoIt3 compiled script executable (88.1)
.exe | UPX compressed Win32 Executable (4.6)
.exe | Win32 EXE Yoda's Crypter (4.5)
.dll | Win32 Dynamic Link Library (generic) (1.1)
.exe | Win32 Executable (generic) (0.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2012:01:29 22:32:28+01:00
PEType: PE32
LinkerVersion: 10
CodeSize: 274432
InitializedDataSize: 299008
UninitializedDataSize: 749568
EntryPoint: 0xf9f00
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
FileVersionNumber: 3.3.8.1
ProductVersionNumber: 3.3.8.1
FileFlagsMask: 0x0017
FileFlags: (none)
FileOS: Win32
ObjectFileType: Unknown
FileSubtype: -
LanguageCode: English (British)
CharacterSet: Unicode
FileDescription: -
FileVersion: 3, 3, 8, 1
CompiledScript: AutoIt v3 Script: 3, 3, 8, 1

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Jan-2012 21:32:28
Detected languages:
  • English - United Kingdom
  • English - United States
FileDescription: -
FileVersion: 3, 3, 8, 1
CompiledScript: AutoIt v3 Script: 3, 3, 8, 1

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: 0x000000F8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 29-Jan-2012 21:32:28
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_LARGE_ADDRESS_AWARE
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
UPX0
0x00001000
0x000B7000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
UPX1
0x000B8000
0x00043000
0x00042200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.92944
.rsrc
0x000FB000
0x00049000
0x00048A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.53907

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.01246
620
Latin 1 / Western European
English - United States
RT_MANIFEST
2
3.66371
296
Latin 1 / Western European
English - United Kingdom
RT_ICON
3
2.25499
296
Latin 1 / Western European
English - United Kingdom
RT_ICON
4
5.37136
3752
UNKNOWN
English - United Kingdom
RT_ICON
5
4.85578
2216
UNKNOWN
English - United Kingdom
RT_ICON
6
3.42535
1384
UNKNOWN
English - United Kingdom
RT_ICON
7
7.78706
1328
Latin 1 / Western European
English - United Kingdom
RT_STRING
8
7.80852
1680
Latin 1 / Western European
English - United Kingdom
RT_STRING
9
7.76552
1232
Latin 1 / Western European
English - United Kingdom
RT_STRING
10
7.62498
1532
Latin 1 / Western European
English - United Kingdom
RT_STRING

Imports

ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
KERNEL32.DLL
MPR.dll
OLEAUT32.dll
PSAPI.DLL
SHELL32.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
52
Monitored processes
12
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start flash.exe cmd.exe no specs wscript.exe no specs schtasks.exe no specs wegpwl.exe no specs mmc.exe no specs mmc.exe wegpwl.exe no specs wegpwl.exe no specs wegpwl.exe no specs wegpwl.exe no specs wegpwl.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
896C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\roaming\windata\wegpwl.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
932C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\roaming\windata\wegpwl.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
1836C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\roaming\windata\wegpwl.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
2008C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\roaming\windata\wegpwl.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
2400"C:\Windows\system32\mmc.exe" C:\Windows\system32\taskschd.mscC:\Windows\system32\mmc.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Management Console
Exit code:
3221226540
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.exe
c:\systemroot\system32\ntdll.dll
2432"C:\Windows\system32\mmc.exe" C:\Windows\system32\taskschd.mscC:\Windows\system32\mmc.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Management Console
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mmc.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\mfc42u.dll
2436C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\roaming\windata\wegpwl.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
2560"C:\Users\admin\AppData\Local\Temp\flash.exe" C:\Users\admin\AppData\Local\Temp\flash.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
3, 3, 8, 1
Modules
Images
c:\users\admin\appdata\local\temp\flash.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
2824WSCript C:\Users\admin\AppData\Local\Temp\PCFPUI.vbsC:\Windows\system32\WSCript.exe—flash.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\wscript.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\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
3660schtasks /create /tn PCFPUI.exe /tr C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe /sc minute /mo 1C:\Windows\system32\schtasks.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\schtasks.exe
c:\systemroot\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
563
Read events
555
Write events
7
Delete events
1

Modification events

(PID) Process:(2560) flash.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:PCFPUI
Value:
"C:\Users\admin\AppData\Roaming\Windata\WEGPWL.exe"
(PID) Process:(2560) flash.exeKey:HKEY_CURRENT_USER\Software\Win32
Operation:writeName:PCFPUI
Value:
2824
(PID) Process:(2432) mmc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}
Operation:writeName:HelpTopic
Value:
C:\Windows\Help\taskscheduler.chm
(PID) Process:(2432) mmc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}
Operation:writeName:LinkedHelpTopics
Value:
C:\Windows\Help\taskscheduler.chm
(PID) Process:(2432) mmc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Microsoft Management Console\Recent File List
Operation:delete keyName:(default)
Value:
(PID) Process:(2432) mmc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Microsoft Management Console\Recent File List
Operation:writeName:File1
Value:
C:\Windows\system32\taskschd.msc
(PID) Process:(2432) mmc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Microsoft Management Console\Recent File List
Operation:writeName:File2
Value:
C:\Windows\system32\certmgr.msc
(PID) Process:(2432) mmc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Microsoft Management Console\Recent File List
Operation:writeName:File3
Value:
C:\Windows\system32\compmgmt.msc
Executable files
1
Suspicious files
0
Text files
2
Unknown types
1

Dropped files

PID
Process
Filename
Type
2560flash.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PCFPUI.lnklnk
MD5:—
SHA256:—
2560flash.exeC:\Users\admin\AppData\Roaming\Windata\WEGPWL.exeexecutable
MD5:—
SHA256:—
2560flash.exeC:\Users\admin\AppData\Local\Temp\PCFPUI.vbstext
MD5:—
SHA256:—
2432mmc.exeC:\Users\admin\AppData\Roaming\Microsoft\MMC\taskschdxml
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
Process
Message
mmc.exe
Constructor: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
OnInitialize: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
AddIcons: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
mmc.exe
ProcessCommandLineArguments: Microsoft.TaskScheduler.SnapIn.TaskSchedulerSnapIn
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Reports
flash.exe