URL:

https://lithi.io/file/UM17.doc

Full analysis: https://app.any.run/tasks/efc75f0f-797c-42fc-af52-50ddb9df196f
Verdict: Malicious activity
Analysis date: April 23, 2019, 16:01:28
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
exploit
cve-2017-11882
Indicators:
MD5:

ED7CBD59BADA1031B649F1BE153EC5B5

SHA1:

7994F6ADC87D43DC87841D59EB93A5DE1F114FB0

SHA256:

A6BAC23B556325E47F8A251EDFD62F571A89E50D359D757C7FFBFBEF23BF49EB

SSDEEP:

3:N8MRULKQldv:2MmLd

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: 1472)

    • Application was dropped or rewritten from another process

      • xdcffdfdd.exe (PID: 1016)

    • Changes the login/logoff helper path in the registry

      • xdcffdfdd.exe (PID: 1016)

  • SUSPICIOUS

    • Starts Microsoft Office Application

      • iexplore.exe (PID: 2292)
      • WINWORD.EXE (PID: 2524)

    • Application launched itself

      • WINWORD.EXE (PID: 2524)

    • Creates files in the user directory

      • EQNEDT32.EXE (PID: 1472)
      • vbc.exe (PID: 3608)
      • xdcffdfdd.exe (PID: 1016)

    • Executable content was dropped or overwritten

      • EQNEDT32.EXE (PID: 1472)
      • xdcffdfdd.exe (PID: 1016)

    • Executes scripts

      • xdcffdfdd.exe (PID: 1016)

  • INFO

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 1492)
      • iexplore.exe (PID: 2292)

    • Creates files in the user directory

      • iexplore.exe (PID: 1492)
      • iexplore.exe (PID: 2292)
      • WINWORD.EXE (PID: 2524)

    • Changes internet zones settings

      • iexplore.exe (PID: 2292)

    • Application launched itself

      • iexplore.exe (PID: 2292)

    • Reads internet explorer settings

      • iexplore.exe (PID: 1492)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2524)
      • WINWORD.EXE (PID: 3632)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
7
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start iexplore.exe iexplore.exe winword.exe no specs winword.exe no specs eqnedt32.exe xdcffdfdd.exe vbc.exe

Process information

PID
CMD
Path
Indicators
Parent process
1016C:\Users\admin\AppData\Roaming\xdcffdfdd.exeC:\Users\admin\AppData\Roaming\xdcffdfdd.exe
EQNEDT32.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® C Runtime Library
Exit code:
0
Version:
7.10.3052.4
Modules
Images
c:\users\admin\appdata\roaming\xdcffdfdd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
1472"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
1492"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2292 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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
2292"C:\Program Files\Internet Explorer\iexplore.exe" -nohomeC:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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\gdi32.dll
c:\windows\system32\user32.dll
2524"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\UM17.doc"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE—iexplore.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
3608"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
xdcffdfdd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual Basic Command Line Compiler
Exit code:
0
Version:
8.0.50727.5420
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3632"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /EmbeddingC:\Program Files\Microsoft Office\Office14\WINWORD.EXE—WINWORD.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
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\advapi32.dll
c:\windows\system32\kernelbase.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
2 577
Read events
2 080
Write events
482
Delete events
15

Modification events

(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:writeName:SecuritySafe
Value:
1
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:writeName:{191F7131-65E1-11E9-A09E-5254004A04AF}
Value:
0
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Type
Value:
4
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Count
Value:
1
(PID) Process:(2292) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Time
Value:
E3070400020017001000010030006003
Executable files
3
Suspicious files
2
Text files
18
Unknown types
10

Dropped files

PID
Process
Filename
Type
2292iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico —
MD5:—
SHA256:—
2292iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
2292iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFD60567E031F630E3.TMP —
MD5:—
SHA256:—
2524WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR2726.tmp.cvr —
MD5:—
SHA256:—
1492iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.datdat
MD5:—
SHA256:—
1492iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\desktop.iniini
MD5:4A3DEB274BB5F0212C2419D3D8D08612
SHA256:2842973D15A14323E08598BE1DFB87E54BF88A76BE8C7BC94C56B079446EDF38
2292iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF0447C6D2DEDE1E11.TMP —
MD5:—
SHA256:—
2292iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{191F7131-65E1-11E9-A09E-5254004A04AF}.dat —
MD5:—
SHA256:—
1492iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\E1H7U1LU\UM17[1].doctext
MD5:—
SHA256:—
2292iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{191F7132-65E1-11E9-A09E-5254004A04AF}.datbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
11
DNS requests
13
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2292
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2292
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
1492
iexplore.exe
66.150.164.218:443
lithi.io
Nuclearfallout Enterprises, Inc.
US
unknown
1472
EQNEDT32.EXE
66.150.164.218:443
lithi.io
Nuclearfallout Enterprises, Inc.
US
unknown
3608
vbc.exe
205.185.125.42:3317
engine79.ddns.net
FranTech Solutions
US
malicious

DNS requests

Domain
IP
Reputation
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
lithi.io
  • 66.150.164.218
unknown
engine79.ddns.net
  • 205.185.125.42
malicious
dns.msftncsi.com
  • 131.107.255.255
shared
chrisle79.ddns.net
  • —
malicious
jacknop79.ddns.net
  • —
malicious
smath79.ddns.net
  • —
malicious
whatis79.ddns.net
  • —
malicious
goodgt79.ddns.net
  • —
malicious
bonding79.ddns.net
  • —
malicious

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://lithi.io/file/UM17.doc