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File name:

a.doc

Full analysis: https://app.any.run/tasks/aaae3ca8-a6eb-4ebc-878e-44e6b3cbf098
Verdict: Malicious activity
Analysis date: June 19, 2019, 02:22:55
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
ole-embedded
Indicators:
MIME: text/rtf
File info: Rich Text Format data, version 1, unknown character set
MD5:

A7AEAD565341C4A3A3F8867A3CA3C9AB

SHA1:

61EDA60023DA167657C1B89251E4C11CC40DF87A

SHA256:

A2D41FFA099E587EB692A7E90B37B978A4A49E4F2A00BA383027F1DBC10328AC

SSDEEP:

768:qaKf8YDEP6d3MzuuUdjTCMJhIS4NX8l0l/cHnQeEHpljeDXrdBj1ANlY7S4cwHNX:qfCqNdjOi4UHHQxJlwrdboY7Scttt

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

    • Starts CMD.EXE for commands execution

      • EXCEL.EXE (PID: 4032)

    • Unusual execution from Microsoft Office

      • EXCEL.EXE (PID: 4032)

    • Runs PING.EXE for delay simulation

      • cmd.exe (PID: 292)
      • cmd.exe (PID: 2616)

    • Loads dropped or rewritten executable

      • cmd.exe (PID: 292)
      • cmd.exe (PID: 2616)
      • WScript.exe (PID: 3532)
      • svchost.exe (PID: 848)
      • SearchProtocolHost.exe (PID: 2920)
      • amsi.dll (PID: 3224)
      • wscript.exe (PID: 2036)

    • Application was dropped or rewritten from another process

      • WScript.exe (PID: 3408)
      • WScript.exe (PID: 3532)
      • amsi.dll (PID: 3224)
      • wscript.exe (PID: 2036)
      • amsi.dll (PID: 1472)

    • Writes to a start menu file

      • amsi.dll (PID: 3224)
      • amsi.dll (PID: 1472)

    • Changes settings of System certificates

      • amsi.dll (PID: 3224)
      • amsi.dll (PID: 1472)

    • Changes the autorun value in the registry

      • amsi.dll (PID: 3224)
      • amsi.dll (PID: 1472)

  • SUSPICIOUS

    • Executed via COM

      • EXCEL.EXE (PID: 4032)

    • Executes scripts

      • cmd.exe (PID: 2616)
      • cmd.exe (PID: 292)
      • amsi.dll (PID: 3224)

    • Starts itself from another location

      • WScript.exe (PID: 3532)
      • amsi.dll (PID: 3224)

    • Executable content was dropped or overwritten

      • WScript.exe (PID: 3532)

    • Starts application with an unusual extension

      • WScript.exe (PID: 3532)
      • wscript.exe (PID: 2036)

    • Creates files in the user directory

      • amsi.dll (PID: 3224)

    • Adds / modifies Windows certificates

      • amsi.dll (PID: 3224)
      • amsi.dll (PID: 1472)

  • INFO

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 284)
      • EXCEL.EXE (PID: 4032)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 284)
      • EXCEL.EXE (PID: 4032)
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

Author: Karla
LastModifiedBy: Karla
CreateDate: 2019:06:16 21:51:00
ModifyDate: 2019:06:16 21:53:00
RevisionNumber: 1
TotalEditTime: 2 minutes
Pages: 1
Words: 6
Characters: 34
CharactersWithSpaces: 39
InternalVersionNumber: 57433
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
45
Monitored processes
13
Malicious processes
8
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start winword.exe no specs excel.exe cmd.exe no specs cmd.exe no specs ping.exe no specs ping.exe no specs wscript.exe no specs wscript.exe amsi.dll svchost.exe searchprotocolhost.exe no specs wscript.exe no specs amsi.dll

Process information

PID
CMD
Path
Indicators
Parent process
284"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\a.doc"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
4032"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" -EmbeddingC:\Program Files\Microsoft Office\Office14\EXCEL.EXE
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Excel
Version:
14.0.6024.1000
2616"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 3 > nul & start C:\Users\Public\WindowsDefender.vbsC:\Windows\System32\cmd.exe—EXCEL.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)
292"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 5 > nul & start C:\Users\Public\atach.vbsC:\Windows\System32\cmd.exe—EXCEL.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)
3480ping 127.0.0.1 -n 3 C:\Windows\system32\PING.EXE—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Ping Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2352ping 127.0.0.1 -n 5 C:\Windows\system32\PING.EXE—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
TCP/IP Ping Command
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
3408"C:\Windows\System32\WScript.exe" "C:\Users\Public\WindowsDefender.vbs" C:\Windows\System32\WScript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
3532"C:\Windows\System32\WScript.exe" "C:\Users\Public\atach.vbs" C:\Windows\System32\WScript.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
3224"C:\Users\Public\amsi.dll" "C:\Users\Public\atach.vbs"C:\Users\Public\amsi.dll
WScript.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Windows Based Script Host
Exit code:
0
Version:
5.8.7600.16385
848C:\Windows\system32\svchost.exe -k netsvcsC:\Windows\System32\svchost.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
1 087
Read events
867
Write events
0
Delete events
0

Modification events

No data
Executable files
1
Suspicious files
0
Text files
11
Unknown types
5

Dropped files

PID
Process
Filename
Type
284WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR4682.tmp.cvr —
MD5:—
SHA256:—
4032EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR4E81.tmp.cvr —
MD5:—
SHA256:—
284WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\2EE8A7F1.emfemf
MD5:D2F4DCA5A3F6A962C07D9F02B1FC3B46
SHA256:7213805F4C566EA9F382050E9AB2FB0D2A7BFCE2FBD43F6A055E692325076F27
284WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:0F5BA6C2A5C3B478DAEE33B9B52E7387
SHA256:5EF5D2016C6C1E44613F96651F62F1D4A7C2F6F86EABE0E3389E8524BBDAA6A5
848svchost.exeC:\Windows\appcompat\programs\RecentFileCache.bcftxt
MD5:71CA7046B0B8C29B86E377E31888B3D7
SHA256:1EF7983D907EA8D5C152B0A6352827CA3F4133C26E42A77E66AF092D86073AD0
284WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$a.docpgc
MD5:114505677F8DF174F297EDD50A20C934
SHA256:28B8690ACB4EE66C4244447DFD295B6A1D6F9F0E418C99B9C8486F19F25CCA45
4032EXCEL.EXEC:\Users\Public\atach.vbstext
MD5:6A38E73B9B0B30879A19EF216E19AB91
SHA256:0E2DB9B565821E3DE073F9E3124F88EB1D795226B8241554A005086141EA4FCD
4032EXCEL.EXEC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@pastebin[1].txttext
MD5:5DCB9A66C046F179B57240EA3D069983
SHA256:359B47C2256506A76EB9A9219D50500A981B9A308FCDEA40AC5DB11CE8AD56AC
4032EXCEL.EXEC:\Users\Public\WindowsDefender.vbstext
MD5:7F2A202549A7CE9E21FA866B234E6E1F
SHA256:81D128737CE4EC69BCAB76FFA039B80C84A1E8001DB603029DA878E766BD0E9D
1472amsi.dllC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LH043OAM\vb8yZXjq[1].txttext
MD5:0752C4A687E5F6F80DEF2A017DA47BF3
SHA256:E91E821C14A5FE33982952D83BE3917515E720DC8D6E7E91BC91B504A2FE7D95
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
26
DNS requests
4
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
3224
amsi.dll
104.20.208.21:443
pastebin.com
Cloudflare Inc
US
shared
4032
EXCEL.EXE
104.20.208.21:443
pastebin.com
Cloudflare Inc
US
shared
1472
amsi.dll
168.197.229.117:70
bylgay.hopto.org
GIGASAT SERVIÇOS DE PROCESSAMENTOS DE DADOS LTDA
BR
malicious
1472
amsi.dll
104.20.208.21:443
pastebin.com
Cloudflare Inc
US
shared
1472
amsi.dll
79.134.225.20:70
microsoftoutlook.duckdns.org
Andreas Fink trading as Fink Telecom Services
CH
malicious
—
—
168.197.229.117:70
bylgay.hopto.org
GIGASAT SERVIÇOS DE PROCESSAMENTOS DE DADOS LTDA
BR
malicious

DNS requests

Domain
IP
Reputation
pastebin.com
  • 104.20.208.21
  • 104.20.209.21
shared
bylgay.hopto.org
  • 168.197.229.117
malicious
soucdtevoceumcuzao.duckdns.org
  • 168.197.229.117
malicious
microsoftoutlook.duckdns.org
  • 79.134.225.20
malicious

Threats

PID
Process
Class
Message
—
—
Misc activity
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
—
—
Misc activity
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
No debug info
Interactive malware hunting service ANY.RUN
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a.doc