File name:

Application.doc

Full analysis: https://app.any.run/tasks/dc2740c5-0d7a-427e-a328-f0b106d9b2ac
Verdict: Malicious activity
Threats:

DarkComet RAT is a malicious program designed to remotely control or administer a victim's computer, steal private data and spy on the victim.

Malware Trends Tracker     >>>
Analysis date: September 30, 2019, 07:10:05
OS: Windows 7 Professional Service Pack 1 (build: 7601, 64 bit)
Tags:
macros
macros-on-open
generated-doc
trojan
rat
darkcomet
Indicators:
MIME: application/msword
File info: Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Template: Blue spheres cover letter.dotx, Revision Number: 1, Name of Creating Application: Microsoft Office Word, Create Time/Date: Sat Sep 28 13:35:00 2019, Last Saved Time/Date: Sat Sep 28 13:36:00 2019, Number of Pages: 1, Number of Words: 115, Number of Characters: 657, Security: 0
MD5:

3619F297F09A56BEA2160B4D0E60155C

SHA1:

BE2D7959E0D4B339B2902BBE3C869CCDA5FAD1C0

SHA256:

967BB9B2200C7E87EBB370F5574170F6D6A3F8D6F1799F4794154030E2034EAA

SSDEEP:

24576:VStVzN1kA+ZEz/hVMxjd+S84NGG+S3+Slt2uI+Ss+SC+SG+S1StVzN70kJ4Nm+o:VyzzIEYxjgut2ufyzV0k

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

      • WINWORD.EXE (PID: 2476)

    • Application was dropped or rewritten from another process

      • server.exe (PID: 2472)
      • IMDCSC.exe (PID: 792)

    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 2476)

    • Changes the login/logoff helper path in the registry

      • server.exe (PID: 2472)

    • Changes the autorun value in the registry

      • server.exe (PID: 2472)

    • DARKCOMET was detected

      • IMDCSC.exe (PID: 792)

  • SUSPICIOUS

    • Reads Internet Cache Settings

      • WINWORD.EXE (PID: 2476)

    • Starts CertUtil for decode files

      • cmd.exe (PID: 2344)

    • Executable content was dropped or overwritten

      • certutil.exe (PID: 1576)
      • server.exe (PID: 2472)

    • Starts itself from another location

      • server.exe (PID: 2472)

  • INFO

    • Reads settings of System Certificates

      • WINWORD.EXE (PID: 2476)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 2476)

    • Reads the machine GUID from the registry

      • WINWORD.EXE (PID: 2476)

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 2476)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.doc | Microsoft Word document (54.2)
.doc | Microsoft Word document (old ver.) (32.2)

EXIF

FlashPix

Title: -
Subject: -
Author: -
Keywords: -
Comments: -
Template: Blue spheres cover letter.dotx
LastModifiedBy: -
RevisionNumber: 1
Software: Microsoft Office Word
TotalEditTime: -
CreateDate: 2019:09:28 12:35:00
ModifyDate: 2019:09:28 12:36:00
Pages: 1
Words: 115
Characters: 657
Security: None
Company: -
Lines: 5
Paragraphs: 1
CharCountWithSpaces: 771
AppVersion: 16
ScaleCrop: No
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
TitleOfParts: -
HeadingPairs:
  • Title
  • 1
CodePage: Windows Latin 1 (Western European)
ContentTypeId: 0x01010079F111ED35F8CC479449609E8A0923A6
MediaServiceKeyPoints: -
CompObjUserTypeLen: 32
CompObjUserType: Microsoft Word 97-2003 Document
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
5
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start winword.exe cmd.exe no specs certutil.exe server.exe #DARKCOMET imdcsc.exe

Process information

PID
CMD
Path
Indicators
Parent process
792"C:\Users\admin\Documents\DCSCMIN\IMDCSC.exe" C:\Users\admin\Documents\DCSCMIN\IMDCSC.exe
server.exe
User:
admin
Company:
Microsoft Corp.
Integrity Level:
MEDIUM
Description:
Remote Service Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\documents\dcscmin\imdcsc.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\system32\kernel32.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
1576certutil -decode encoded.crt server.exe C:\Windows\system32\certutil.exe
cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
CertUtil.exe
Exit code:
0
Version:
6.1.7601.18151 (win7sp1_gdr.130512-1533)
Modules
Images
c:\windows\system32\certutil.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\certcli.dll
c:\windows\system32\atl.dll
2344cmd /c certutil -decode encoded.crt server.exe & start server.exeC:\Windows\system32\cmd.exe—WINWORD.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)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2472server.exe C:\Users\admin\Desktop\server.exe
cmd.exe
User:
admin
Company:
Microsoft Corp.
Integrity Level:
MEDIUM
Description:
Remote Service Application
Exit code:
0
Version:
1, 0, 0, 1
Modules
Images
c:\users\admin\desktop\server.exe
c:\systemroot\system32\ntdll.dll
c:\systemroot\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\syswow64\kernelbase.dll
2476"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\Application.doc"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:
14.0.5123.5000
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\winsxs\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_08e61857a83bc251\msvcr90.dll
c:\windows\winsxs\amd64_microsoft.windows.common-controls_6595b64144ccf1df_5.82.7601.18837_none_a4d981ff711297b6\comctl32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
Total events
1 210
Read events
819
Write events
372
Delete events
19

Modification events

(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:ps;
Value:
70733B00AC090000010000000000000000000000
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
On
(PID) Process:(2476) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage
Operation:writeName:WORDFiles
Value:
1329463338
(PID) Process:(2476) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1329463422
(PID) Process:(2476) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1329463423
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:writeName:MTTT
Value:
AC090000065BDC1F5E77D50100000000
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:q{;
Value:
717B3B00AC09000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:delete valueName:q{;
Value:
717B3B00AC09000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(2476) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
2
Suspicious files
0
Text files
5
Unknown types
3

Dropped files

PID
Process
Filename
Type
2476WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR83D0.tmp.cvr —
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\Application.doc.LNKlnk
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\NQSIUWAT.txttext
MD5:—
SHA256:—
1576certutil.exeC:\Users\admin\Desktop\server.exeexecutable
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BDW1XBVN\raw[1].txttext
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\Desktop\encoded.crttext
MD5:—
SHA256:—
2472server.exeC:\Users\admin\Documents\DCSCMIN\IMDCSC.exeexecutable
MD5:—
SHA256:—
2476WINWORD.EXEC:\Users\admin\Desktop\~$plication.docpgc
MD5:9DB435B38DC07053A7601FFE117674CA
SHA256:B75BEED202117626C11C9D5FFE66D9F555E6C06E0242C0BBA28D44DC28254D54
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
4

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2476
WINWORD.EXE
GET
200
8.43.85.14:443
https://paste.gnome.org/pnqh42bnv/lrkgkj/raw
US
text
878 Kb
suspicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
792
IMDCSC.exe
172.217.22.19:443
www.khalas-hamas.info
Google Inc.
US
whitelisted
2476
WINWORD.EXE
8.43.85.14:443
paste.gnome.org
Red Hat, Inc.
US
unknown

DNS requests

Domain
IP
Reputation
paste.gnome.org
  • 8.43.85.14
  • 8.43.85.13
suspicious
www.khalas-hamas.info
  • 172.217.22.19
whitelisted

Threats

PID
Process
Class
Message
792
IMDCSC.exe
A Network Trojan was detected
MALWARE [PTsecurity] Possible DarkComet-RAT activity
792
IMDCSC.exe
A Network Trojan was detected
MALWARE [PTsecurity] Possible DarkComet-RAT activity
2 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
Application.doc