File name:

Kafan_Sample_2087072711881a088bdbb1c6c669f3221a09b8ca0e681e7957eb9e980cc4cd5f.xlsx

Full analysis: https://app.any.run/tasks/62a9fd54-3922-4443-b8b2-38caec60919f
Verdict: Malicious activity
Analysis date: May 30, 2020, 07:20:06
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
macros
macros40
Indicators:
MIME: application/vnd.ms-excel
File info: Composite Document File V2 Document, Little Endian, Os: Windows, Version 10.0, Code page: 1252, Author: Administrator, Last Saved By: Administrator, Name of Creating Application: Microsoft Excel, Create Time/Date: Fri May 29 07:33:16 2020, Last Saved Time/Date: Fri May 29 07:33:19 2020, Security: 0
MD5:

F6BD17A313A73D70672EFA852D84C5C1

SHA1:

71ECD121B047BF1D83BDB460EEF4C107E03BA228

SHA256:

2087072711881A088BDBB1C6C669F3221A09B8CA0E681E7957EB9E980CC4CD5F

SSDEEP:

6144:Ok3hbdlylKsgqopeJBWhZFVE+W2NdAZOMkWWy+aVu3g91zXQc5JOw+zX/+:PMkWJhu3gEc5JeX/+

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  • MALICIOUS

    • Unusual execution from Microsoft Office

      • EXCEL.EXE (PID: 1176)

  • SUSPICIOUS

    • Uses REG.EXE to modify Windows registry

      • EXCEL.EXE (PID: 1176)

  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 1176)

    • Creates files in the user directory

      • EXCEL.EXE (PID: 1176)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.xls | Microsoft Excel sheet (78.9)

EXIF

FlashPix

Author: Administrator
LastModifiedBy: Administrator
Software: Microsoft Excel
CreateDate: 2020:05:29 06:33:16
ModifyDate: 2020:05:29 06:33:19
Security: None
CodePage: Windows Latin 1 (Western European)
Company: -
AppVersion: 16
ScaleCrop: No
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
TitleOfParts:
  • Sheet1
  • Sheet2
HeadingPairs:
  • Worksheets
  • 1
  • Excel 4.0 Macros
  • 1
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
37
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start excel.exe no specs reg.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1176"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /ddeC:\Program Files\Microsoft Office\Office14\EXCEL.EXE—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Excel
Exit code:
0
Version:
14.0.6024.1000
Modules
Images
c:\program files\microsoft office\office14\excel.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
1392"C:\Windows\system32\reg.exe" EXPORT HKCU\Software\Microsoft\Office\14.0\Excel\Security C:\Users\Public\BHnxRi.reg /yC:\Windows\system32\reg.exe—EXCEL.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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
Total events
485
Read events
431
Write events
39
Delete events
15

Modification events

(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:writeName:#92
Value:
2339320098040000010000000000000000000000
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(1176) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1042
Value:
Off
Executable files
0
Suspicious files
1
Text files
3
Unknown types
1

Dropped files

PID
Process
Filename
Type
1176EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR5D23.tmp.cvr —
MD5:—
SHA256:—
1392reg.exeC:\Users\admin\AppData\Local\Temp\REG69A6.tmp —
MD5:—
SHA256:—
1176EXCEL.EXEC:\Users\admin\AppData\Local\Temp\~DFCED187CE45DC4CB9.TMP —
MD5:—
SHA256:—
1176EXCEL.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\Kafan_Sample_2087072711881a088bdbb1c6c669f3221a09b8ca0e681e7957eb9e980cc4cd5f.xlsx.xls.LNKlnk
MD5:—
SHA256:—
1176EXCEL.EXEC:\Users\admin\Desktop\Kafan_Sample_2087072711881a088bdbb1c6c669f3221a09b8ca0e681e7957eb9e980cc4cd5f.xlsx.xlsdocument
MD5:—
SHA256:—
1176EXCEL.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:—
SHA256:—
1392reg.exeC:\Users\Public\BHnxRi.regtext
MD5:532A449AF9D242579F9EC3DFA34E44E4
SHA256:1508CA4C705A4088DE449FAC8DF25394F927DE3D9AB8809CCFE93BB38A9E2C96
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
Kafan_Sample_2087072711881a088bdbb1c6c669f3221a09b8ca0e681e7957eb9e980cc4cd5f.xlsx