File name:

35dd56263f51c4b05fef5b2ea61f49f3b658964725bb81ecc0224dffd7660233.docm

Full analysis: https://app.any.run/tasks/874ade6a-b305-460c-997a-ea93adfc6ec9
Verdict: Malicious activity
Threats:

Cobalt Strike is a legitimate penetration software toolkit developed by Forta. But its cracked versions are widely adopted by bad actors, who use it as a C2 system of choice for targeted attacks.

Malware Trends Tracker     >>>
Analysis date: April 24, 2019, 01:48:37
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
macros
macros-on-open
cobaltstrike
Indicators:
MIME: application/vnd.openxmlformats-officedocument.wordprocessingml.document
File info: Microsoft Word 2007+
MD5:

DD843AEEFB3189D1C9486C780015E047

SHA1:

B6E4C042CACDB04B825B25786FED0126C68F15FF

SHA256:

35DD56263F51C4B05FEF5B2EA61F49F3B658964725BB81ECC0224DFFD7660233

SSDEEP:

384:CTe8M25JNKNtj2hvpIYVA+tiRmy6kMlnOwIq6GVnG6F7//o4MAIIt//:38M+6wvpIYVAz16ka1VcAIItH

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

    • Unusual execution from Microsoft Office

      • WINWORD.EXE (PID: 3012)

    • COBALTSTRIKE was detected

      • rundll32.exe (PID: 3396)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • WINWORD.EXE (PID: 3012)

    • Connects to server without host name

      • rundll32.exe (PID: 3396)

  • INFO

    • Reads Microsoft Office registry keys

      • WINWORD.EXE (PID: 3012)

    • Creates files in the user directory

      • WINWORD.EXE (PID: 3012)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.docm | Word Microsoft Office Open XML Format document (with Macro) (53.6)
.docx | Word Microsoft Office Open XML Format document (24.2)
.zip | Open Packaging Conventions container (18)
.zip | ZIP compressed archive (4.1)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: 0x0006
ZipCompression: Deflated
ZipModifyDate: 1980:01:01 00:00:00
ZipCRC: 0x4dc12e6a
ZipCompressedSize: 419
ZipUncompressedSize: 1563
ZipFileName: [Content_Types].xml

XMP

Creator: w.tax

XML

LastModifiedBy: w.tax
RevisionNumber: 1
CreateDate: 2019:04:23 13:30:00Z
ModifyDate: 2019:04:23 13:31:00Z
Template: Normal
TotalEditTime: 1 minute
Pages: 1
Words: -
Characters: -
Application: Microsoft Office Word
DocSecurity: None
Lines: -
Paragraphs: -
ScaleCrop: No
Company: Microsoft
LinksUpToDate: No
CharactersWithSpaces: -
SharedDoc: No
HyperlinksChanged: No
AppVersion: 14
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
33
Monitored processes
2
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winword.exe no specs #COBALTSTRIKE rundll32.exe

Process information

PID
CMD
Path
Indicators
Parent process
3012"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\35dd56263f51c4b05fef5b2ea61f49f3b658964725bb81ecc0224dffd7660233.docm"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
3396C:\Windows\\System32\\rundll32.exeC:\Windows\System32\rundll32.exe
WINWORD.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)
Modules
Images
c:\windows\system32\rundll32.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\imagehlp.dll
Total events
1 074
Read events
728
Write events
341
Delete events
5

Modification events

(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:|#=
Value:
7C233D00C40B0000010000000000000000000000
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
On
(PID) Process:(3012) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:WORDFiles
Value:
1318584350
(PID) Process:(3012) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1318584464
(PID) Process:(3012) WINWORD.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000000000000F01FEC\Usage
Operation:writeName:ProductFiles
Value:
1318584465
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word
Operation:writeName:MTTT
Value:
C40B000012F090DE3FFAD40100000000
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:writeName:u$=
Value:
75243D00C40B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems
Operation:delete valueName:u$=
Value:
75243D00C40B000004000000000000008C00000001000000840000003E0043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C0052006F0061006D0069006E0067005C004D006900630072006F0073006F00660074005C00540065006D0070006C0061007400650073005C004E006F0072006D0061006C002E0064006F0074006D00000000000000
(PID) Process:(3012) WINWORD.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
Executable files
0
Suspicious files
0
Text files
0
Unknown types
2

Dropped files

PID
Process
Filename
Type
3012WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVR63DC.tmp.cvr —
MD5:—
SHA256:—
3012WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$dd56263f51c4b05fef5b2ea61f49f3b658964725bb81ecc0224dffd7660233.docmpgc
MD5:—
SHA256:—
3012WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
14
TCP/UDP connections
1
DNS requests
0
Threats
15

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
POST
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON/submit.php?id=19773
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/Ki5s
US
binary
207 Kb
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
207 Kb
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
3396
rundll32.exe
GET
200
165.22.80.67:80
http://165.22.80.67/TRAINING-BEACON
US
binary
48 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3396
rundll32.exe
165.22.80.67:80
—
—
US
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Backdoor.Cobalt
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike send output by POST binary
3396
rundll32.exe
Potentially Bad Traffic
ET INFO GENERIC SUSPICIOUS POST to Dotted Quad with Fake Browser 1
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
3396
rundll32.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
No debug info
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Reports
35dd56263f51c4b05fef5b2ea61f49f3b658964725bb81ecc0224dffd7660233.docm