File name:

1570567738.doc

Full analysis: https://app.any.run/tasks/268e7375-8e01-4e35-be2e-6d27b4feff1f
Verdict: Malicious activity
Analysis date: October 14, 2019, 06:52:05
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
ole-embedded
exploit
cve-2017-11882
Indicators:
MIME: text/rtf
File info: Rich Text Format data, version 1, unknown character set
MD5:

7657F3784B718621C028716FBF6CA3E2

SHA1:

2AD5A3612738FE4C8BFD6F10A5876ACE434A1181

SHA256:

876CAA26F9F70FB04C89C4C63C53BDAC1EBD31236E863ED689A865D8CFC5EE6C

SSDEEP:

12288:mpDIrl6nxevhIyXYLVaB9JokEsHDJXe1/ws8G/UHZ2FDIXblnrPb+RkdtXVBBW8:mpDIrlUevhV1DJXRs8G/S2gFBY8

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

      • ldin.exe (PID: 3872)
      • ldin.exe (PID: 3968)

    • Executable content was dropped or overwritten

      • WINWORD.EXE (PID: 2384)

    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 2384)

    • Writes to a start menu file

      • DllHost.exe (PID: 3616)

    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 2472)

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • EQNEDT32.EXE (PID: 2472)

    • Reads internet explorer settings

      • EQNEDT32.EXE (PID: 2472)

    • Executed via COM

      • EQNEDT32.EXE (PID: 2472)
      • DllHost.exe (PID: 3616)

    • Application launched itself

      • ldin.exe (PID: 3872)

    • Creates files in the user directory

      • DllHost.exe (PID: 3616)

    • Executable content was dropped or overwritten

      • DllHost.exe (PID: 3616)

  • INFO

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2384)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2384)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rtf | Rich Text Format (100)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
6
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start winword.exe eqnedt32.exe no specs cmd.exe no specs ldin.exe no specs Copy/Move/Rename/Delete/Link Object ldin.exe

Process information

PID
CMD
Path
Indicators
Parent process
2384"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\1570567738.doc.rtf"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Exit code:
0
Version:
14.0.6024.1000
Modules
Images
c:\program files\microsoft office\office14\winword.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.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50934f2ebcb7eb57\msvcr90.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.17514_none_ec83dffa859149af\comctl32.dll
2472"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -EmbeddingC:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE—svchost.exe
User:
admin
Company:
Design Science, Inc.
Integrity Level:
MEDIUM
Description:
Microsoft Equation Editor
Exit code:
0
Version:
00110900
Modules
Images
c:\program files\common files\microsoft shared\equation\eqnedt32.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\advapi32.dll
2896"C:\Windows\System32\cmd.exe" /c C:\Users\admin\AppData\Local\Temp\ldin.exeC:\Windows\System32\cmd.exe—EQNEDT32.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
3221225794
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
3616C:\Windows\system32\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}C:\Windows\system32\DllHost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3872"C:\Users\admin\AppData\Local\Temp\ldin.exe" C:\Users\admin\AppData\Local\Temp\ldin.exe—WINWORD.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
CustomControlDemo MFC Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\ldin.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\opengl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
3968"C:\Users\admin\AppData\Local\Temp\ldin.exe"C:\Users\admin\AppData\Local\Temp\ldin.exe
ldin.exe
User:
admin
Integrity Level:
MEDIUM
Description:
CustomControlDemo MFC Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\appdata\local\temp\liebert.bmp
c:\users\admin\appdata\local\temp\ldin.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
Total events
2 260
Read events
1 493
Write events
632
Delete events
135

Modification events

(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:5ba
Value:
3562610050090000010000000000000000000000
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(2384) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:WORDFiles
Value:
1330511934
Executable files
2
Suspicious files
0
Text files
1
Unknown types
3

Dropped files

PID
Process
Filename
Type
2384WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRAA15.tmp.cvr —
MD5:—
SHA256:—
3872ldin.exeC:\Users\admin\AppData\Local\Temp\Liebert.bmp —
MD5:—
SHA256:—
2384WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:—
SHA256:—
2384WINWORD.EXEC:\Users\admin\AppData\Local\Temp\1.atext
MD5:DCD94CFCF3517AA9F1C9F47B75A08C0E
SHA256:0404FFE20E2F5CABC8913E3C9832EF6494D2EF47D5FACE1A78259BF9728BC13C
2384WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$70567738.doc.rtfpgc
MD5:—
SHA256:—
2384WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\F84D9794.wmfwmf
MD5:—
SHA256:—
2384WINWORD.EXEC:\Users\admin\AppData\Local\Temp\ldin.exeexecutable
MD5:0D8D8589C01A18BC63B4CEDE2D5386DC
SHA256:2524E1FCA051374E6BDEF56EFBC9D8A0DC28CFE50FC39FCD501AB4A70EE2136A
3616DllHost.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Nomem8.exeexecutable
MD5:0D8D8589C01A18BC63B4CEDE2D5386DC
SHA256:2524E1FCA051374E6BDEF56EFBC9D8A0DC28CFE50FC39FCD501AB4A70EE2136A
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
2
Threats
0

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
3968
ldin.exe
79.134.225.115:3303
—
Andreas Fink trading as Fink Telecom Services
CH
malicious

DNS requests

Domain
IP
Reputation
dns.msftncsi.com
  • 131.107.255.255
shared

Threats

No threats detected
No debug info
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Reports
1570567738.doc