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File name:

0827f48e883f5a59f1c4bf70c98dc42a.rtf

Full analysis: https://app.any.run/tasks/854bbecf-339a-45b6-af6a-e5b2a4185022
Verdict: Malicious activity
Analysis date: May 24, 2019, 02:12:19
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
ole-embedded
generated-doc
exploit
CVE-2017-11882
Indicators:
MIME: text/rtf
File info: Rich Text Format data, version 1, unknown character set
MD5:

0827F48E883F5A59F1C4BF70C98DC42A

SHA1:

12E95816C237FD8469EB7B9CA9313645814087FF

SHA256:

3504D4583C59ED0FE6C2D916619714F187638BDE835908E02D78CF05B1A9BE53

SSDEEP:

12288:8Mk61VKCZnvLTB4V85DxUoloB+4oGjONXO9do:5vXp5DxUoloB+4oGjONe9a

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

    • Executable content was dropped or overwritten

      • WINWORD.EXE (PID: 2840)

    • Loads dropped or rewritten executable

      • rundll32.exe (PID: 3424)

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

      • EQNEDT32.EXE (PID: 2120)

  • SUSPICIOUS

    • Executed via COM

      • EQNEDT32.EXE (PID: 2120)

    • Starts CMD.EXE for commands execution

      • EQNEDT32.EXE (PID: 2120)

    • Uses RUNDLL32.EXE to load library

      • cmd.exe (PID: 2956)

  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2840)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2840)

    • Application was crashed

      • EQNEDT32.EXE (PID: 2120)
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)

EXIF

RTF

InternalVersionNumber: 32859
CharactersWithSpaces: 4
Characters: 4
Words: -
Pages: 1
TotalEditTime: -
RevisionNumber: 2
ModifyDate: 2017:11:19 20:54:00
CreateDate: 2017:11:19 20:54:00
LastModifiedBy: Windows User
Author: Windows User
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
4
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winword.exe eqnedt32.exe cmd.exe no specs rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2840"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\0827f48e883f5a59f1c4bf70c98dc42a.rtf"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Version:
14.0.6024.1000
2120"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
2956cmd.exe /c "rundll32.exe %temp%\copyfile.dll,fun"C:\Windows\system32\cmd.exe—EQNEDT32.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
3424rundll32.exe C:\Users\admin\AppData\Local\Temp\copyfile.dll,funC:\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)
Total events
1 121
Read events
742
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
0
Text files
0
Unknown types
3

Dropped files

PID
Process
Filename
Type
2840WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRE638.tmp.cvr —
MD5:—
SHA256:—
2840WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\6DB4F17E.wmf —
MD5:—
SHA256:—
2840WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\98E61A3C.wmf —
MD5:—
SHA256:—
2840WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$27f48e883f5a59f1c4bf70c98dc42a.rtfpgc
MD5:F37C7D6CD9A0337D77A07980C9C323EB
SHA256:430CFA6C9078F912B944B2111B4BF0FD7D7A1038FE78D72D309C274F0F19C46B
2840WINWORD.EXEC:\Users\admin\AppData\Local\Temp\8.texecutable
MD5:827C7048C269645CE36546C01C01F93F
SHA256:D66E522C3860896532CC855DB54AA004F1CFDFC69E03090DC6C8797C6DB16E71
2840WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:822F9886E12534276B2C07E8D7C92F80
SHA256:2BC51EF2A467CE58830D625F1C9D00601392AFBF0A625BA70774056354A5A079
2840WINWORD.EXEC:\Users\admin\AppData\Local\Temp\copyfile.dllexecutable
MD5:D4E6EFE539248E41229CF8D5F8292CD3
SHA256:27B71BAE69AA622BE38094F5BDFC7FB94549C5B05EDCF96557D75B94096FCDDB
2840WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\3FB67767.wmfwmf
MD5:4BB0EECF04B74C919DC05F7315249BF9
SHA256:9D2DB8DD1A5D210FAD1C6E341ED0AA65F46ECC14685310B0384152EE9818F16C
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
0827f48e883f5a59f1c4bf70c98dc42a.rtf