File name:

WINMM.dll

Full analysis: https://app.any.run/tasks/c2839244-0158-4982-88bf-39fc67fb2ba7
Verdict: No threats detected
Analysis date: August 27, 2019, 10:41:57
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:

7C9ABFBE13EAEA24879D57394B84D7D9

SHA1:

7ECDB98A1473B13DEA271BB87062FFEF1002EC31

SHA256:

0EB9947A1EF4B810517F6CBA175A321C4D69C3058D688BDD73492D54E7932C86

SSDEEP:

1536:Ip6Eub56Rj8WZqYT3ZBiHl7bNevDLKdvlgwXI1trr:aWboRFqvN9vlglv

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

      • WerFault.exe (PID: 2064)

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    • Loads main object executable

      • rundll32.exe (PID: 3564)

    • Application was crashed

      • rundll32.exe (PID: 3564)
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) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:03:09 07:30:50+01:00
PEType: PE32
LinkerVersion: 6
CodeSize: 49152
InitializedDataSize: 40960
UninitializedDataSize: -
EntryPoint: 0x4548
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 09-Mar-2018 06:30:50

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: 0x000000E8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 09-Mar-2018 06:30:50
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
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0000B16C
0x0000C000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.37391
.rdata
0x0000D000
0x000033BF
0x00004000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.84525
.data
0x00011000
0x0000452C
0x00003000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.908954
.reloc
0x00016000
0x00000F4A
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
4.61593

Imports

KERNEL32.dll

Exports

Title
Ordinal
Address
CloseDriver
1
0x0000E5EB
DefDriverProc
2
0x0000E60D
DriverCallback
3
0x0000E632
DrvGetModuleHandle
4
0x0000E65C
GetDriverModuleHandle
5
0x0000E68D
NotifyCallbackData
6
0x0000E6BE
OpenDriver
7
0x0000E6E4
Ordinal2
8
0x0000E700
PlaySound
9
0x0000E71B
PlaySoundA
10
0x0000E738
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
2
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe werfault.exe

Process information

PID
CMD
Path
Indicators
Parent process
2064C:\Windows\system32\WerFault.exe -u -p 3564 -s 180C:\Windows\system32\WerFault.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\werfault.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\system32\user32.dll
c:\windows\system32\gdi32.dll
3564"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\WINMM.dll", CloseDriverC:\Windows\System32\rundll32.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
3221225477
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.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\imagehlp.dll
Total events
30
Read events
30
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
1
Text files
4
Unknown types
3

Dropped files

PID
Process
Filename
Type
2064WerFault.exeC:\Users\admin\AppData\Local\Temp\WER74F2.tmp.appcompat.txt —
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Temp\WER7541.tmp.hdmp —
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Temp\WER75DF.tmp.mdmp —
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Temp\WEREC2A.tmp.WERInternalMetadata.xmlxml
MD5:—
SHA256:—
3564rundll32.exeC:\Users\Public\Default20180309.logtext
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_WIN_123dd47ff292ee96d9b19c374c55cf6ab5d173_cab_08077649\WER74F2.tmp.appcompat.txtxml
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_WIN_123dd47ff292ee96d9b19c374c55cf6ab5d173_cab_08077649\WER75DF.tmp.mdmpdmp
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_WIN_123dd47ff292ee96d9b19c374c55cf6ab5d173_cab_08077649\WER7541.tmp.hdmpdmp
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\CrashDumps\rundll32.exe.3564.dmpdmp
MD5:—
SHA256:—
2064WerFault.exeC:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_rundll32.exe_WIN_123dd47ff292ee96d9b19c374c55cf6ab5d173_cab_08077649\WEREC2A.tmp.WERInternalMetadata.xmlxml
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
1
Threats
2

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2064
WerFault.exe
51.143.111.81:80
watson.microsoft.com
Microsoft Corporation
US
suspicious

DNS requests

Domain
IP
Reputation
watson.microsoft.com
  • 51.143.111.81
whitelisted

Threats

PID
Process
Class
Message
2064
WerFault.exe
Potential Corporate Privacy Violation
ET POLICY Application Crash Report Sent to Microsoft
2064
WerFault.exe
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
No debug info
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Reports
WINMM.dll