File name:

wsaprov.dll

Full analysis: https://app.any.run/tasks/6697aa7c-df3d-41a6-846e-fba88ab876b1
Verdict: Malicious activity
Analysis date: April 25, 2022, 14:54:34
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
MD5:

9191D165F4F103067E3A42D879CCFEEB

SHA1:

09875C0626801C371FF26613082285FE43C2E82A

SHA256:

460446DB6EBE7A159BE2535C2C1C6738B6C552B64420312F55C25F2530BE7AC1

SSDEEP:

6144:Kz9CDwTssne5buWRFTXn4b1o+U6pijPZcTlp:K5QxsehuWPLn4o+UNjxcT

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

      • Explorer.EXE (PID: 1464)

    • Drops executable file immediately after starts

      • Explorer.EXE (PID: 1464)

    • Runs app for hidden code execution

      • Explorer.EXE (PID: 1464)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • Explorer.EXE (PID: 1464)
      • cmd.exe (PID: 2788)
      • cmd.exe (PID: 3532)

    • Checks supported languages

      • cmd.exe (PID: 2788)
      • cmd.exe (PID: 3532)

    • Executable content was dropped or overwritten

      • Explorer.EXE (PID: 1464)

    • Drops a file with a compile date too recent

      • Explorer.EXE (PID: 1464)

    • Starts CMD.EXE for commands execution

      • Explorer.EXE (PID: 1464)

  • INFO

    • Loads main object executable

      • rundll32.exe (PID: 1928)

    • Checks supported languages

      • rundll32.exe (PID: 1928)
      • rundll32.exe (PID: 1856)
      • Explorer.EXE (PID: 1464)
      • rundll32.exe (PID: 2436)

    • Reads CPU info

      • Explorer.EXE (PID: 1464)

    • Reads the computer name

      • rundll32.exe (PID: 1928)

    • Reads Microsoft Office registry keys

      • Explorer.EXE (PID: 1464)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic Win/DOS Executable (50)
.exe | DOS Executable Generic (49.9)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 6
ImageVersion: -
OSVersion: 6
EntryPoint: 0x13b0
UninitializedDataSize: -
InitializedDataSize: 23040
CodeSize: 258048
LinkerVersion: 14
PEType: PE32
TimeStamp: 2021:12:30 10:04:46+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 30-Dec-2021 09:04:46
TLS Callbacks: 2 callback(s) detected.

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0078
Pages in file: 0x0001
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0x0000
Initial SS value: 0x0000
Initial SP value: 0x0000
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000078

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 30-Dec-2021 09:04:46
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DLL
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0003EE20
0x0003F000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.49035
.rdata
0x00040000
0x000015B8
0x00001600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.69703
.data
0x00042000
0x00002F58
0x00002C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.48625
.tls
0x00045000
0x00000008
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.reloc
0x00046000
0x0000145C
0x00001600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.3929

Imports

KERNEL32.dll
WS2_32.dll
msvcrt.dll

Exports

Title
Ordinal
Address
0
0x00000000
Main@16
1
0x0003FBB0
ServiceMain@8
2
0x0003D4B0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
6
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe no specs explorer.exe cmd.exe no specs rundll32.exe no specs cmd.exe rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1464C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE
—
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.exe
c:\windows\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\system32\gdi32.dll
c:\windows\system32\user32.dll
1856rundll32.exe wsaprov.dllC:\Windows\system32\rundll32.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\rundll32.exe
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imagehlp.dll
c:\windows\system32\msvcrt.dll
1928"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\wsaprov.dll.exe", Main@16C:\Windows\System32\rundll32.exe—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\advapi32.dll
2436rundll32.exe wsaprov.dllC:\Windows\system32\rundll32.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.exe
c:\windows\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\imagehlp.dll
2788"cmd.exe" /s /k pushd "C:\Users\admin\AppData\Local\Temp"C:\Windows\system32\cmd.exe—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
3221225786
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3532"C:\Windows\System32\cmd.exe" C:\Windows\System32\cmd.exe
Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
3221225786
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
Total events
10 032
Read events
9 389
Write events
643
Delete events
0

Modification events

(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1464) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\ApplicationDestinations
Operation:writeName:MaxEntries
Value:
15
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@C:\Windows\system32\mycomput.dll,-400
Value:
Mana&ge
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\BagMRU
Operation:writeName:NodeSlots
Value:
0202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\BagMRU
Operation:writeName:MRUListEx
Value:
01000000020000000D0000000C000000000000000B00000007000000060000000A0000000900000008000000030000000500000004000000FFFFFFFF
(PID) Process:(1464) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Toolbar
Operation:writeName:Locked
Value:
1
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:@C:\Windows\System32\BdeUnlockWizard.exe,-100
Value:
&Unlock Drive...
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\Bags\27\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}
Operation:writeName:Rev
Value:
0
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\Bags\27\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}
Operation:writeName:FFlags
Value:
(PID) Process:(1464) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\Bags\27\Shell\{5C4F28B5-F869-4E84-8E60-F11DB97C5CC7}
Operation:writeName:Vid
Value:
{65F125E5-7BE1-4810-BA9D-D271C8432CE3}
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
1464Explorer.EXEC:\Users\admin\AppData\Local\Temp\wsaprov.dllexecutable
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
wsaprov.dll