File name:

details1910p.xls

Full analysis: https://app.any.run/tasks/cbe9f116-076d-4345-81fe-2bfc04157551
Verdict: Malicious activity
Analysis date: October 19, 2020, 21:56:28
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
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: UJdTKYiRR, Last Saved By: fckav, Name of Creating Application: Microsoft Excel, Create Time/Date: Mon Sep 14 22:28:14 2020, Last Saved Time/Date: Mon Oct 19 12:56:47 2020, Security: 1
MD5:

81AE5B7E0425EF813F1876A287E3C19F

SHA1:

AFEB5B8A3FCC28152889600C86374D31B3A1E21E

SHA256:

E758B12EA734EE85058F8D42FC1DCE15F535BDA4DDFF3B424C92FA617622A675

SSDEEP:

6144:WDuwQe5W9G2ylfROuStedGVK5wnoq1Yw194oGAYUIW4yyfsrH2:CQl42yPNStedIK5qoz7ohYUI5fKH2

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

    • Loads dropped or rewritten executable

      • rundll32.exe (PID: 1436)

    • Executable content was dropped or overwritten

      • EXCEL.EXE (PID: 2536)

    • Unusual execution from Microsoft Office

      • EXCEL.EXE (PID: 2536)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • EXCEL.EXE (PID: 2536)

  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 2536)

    • Reads settings of System Certificates

      • EXCEL.EXE (PID: 2536)

    • Reads Internet Cache Settings

      • EXCEL.EXE (PID: 2536)

    • Dropped object may contain Bitcoin addresses

      • EXCEL.EXE (PID: 2536)
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: UJdTKYiRR
LastModifiedBy: fckav
Software: Microsoft Excel
CreateDate: 2020:09:14 21:28:14
ModifyDate: 2020:10:19 11:56:47
Security: Password protected
CodePage: Windows Latin 1 (Western European)
Company: -
AppVersion: 16
ScaleCrop: No
LinksUpToDate: No
SharedDoc: No
HyperlinksChanged: No
TitleOfParts:
  • Sheet1
  • Y
HeadingPairs:
  • Worksheets
  • 1
  • Excel 4.0 Macros
  • 1
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
2
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start excel.exe rundll32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1436"C:\Windows\System32\rundll32.exe" C:\MChqqpu\RYfKXWm\YTvxeyE.dll,DllRegisterServerC:\Windows\System32\rundll32.exe—EXCEL.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
2536"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\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
Total events
632
Read events
570
Write events
51
Delete events
11

Modification events

(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:writeName:!a0
Value:
21613000E8090000010000000000000000000000
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1041
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1046
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1036
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1031
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1040
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1049
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:3082
Value:
Off
(PID) Process:(2536) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1042
Value:
Off
Executable files
2
Suspicious files
10 226
Text files
3 853
Unknown types
324

Dropped files

PID
Process
Filename
Type
2536EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVR41A1.tmp.cvr —
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\Local\Temp\Cab5EC0.tmp —
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\Local\Temp\Tar5EC1.tmp —
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E49827401028F7A0F97B5576C77A26CB_7CE95D8DCA26FE957E7BD7D76F353B08der
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E49827401028F7A0F97B5576C77A26CB_7CE95D8DCA26FE957E7BD7D76F353B08binary
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B5FE026684E25755B7DDA2B6DA04802Eder
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\xlsp[1].c1executable
MD5:—
SHA256:—
2536EXCEL.EXEC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B5FE026684E25755B7DDA2B6DA04802Ebinary
MD5:—
SHA256:—
2536EXCEL.EXEC:\MChqqpu\RYfKXWm\YTvxeyE.dllexecutable
MD5:—
SHA256:—
1436rundll32.exeC:\Users\admin\AppData\Local\Temp\tmp.txtpkr
MD5:6A718954D6485A2914AE5B6008299FDD
SHA256:E803661BF5A6E32AA747BE93DC4C524D83DDB96A249408A995DD70D8BD75B23D
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
19
DNS requests
5
Threats
3

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2536
EXCEL.EXE
GET
200
2.16.186.11:80
http://ocsp.int-x3.letsencrypt.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBR%2B5mrncpqz%2FPiiIGRsFqEtYHEIXQQUqEpqYwR93brm0Tm3pkVl7%2FOo7KECEgP%2FwJM4%2B%2BW8XmaTs%2B1dnHZ4sQ%3D%3D
unknown
der
527 b
whitelisted
2536
EXCEL.EXE
GET
200
2.16.186.35:80
http://isrg.trustid.ocsp.identrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBRv9GhNQxLSSGKBnMArPUcsHYovpgQUxKexpHsscfrb4UuQdf%2FEFWCFiRACEAoBQUIAAAFThXNqC4Xspwg%3D
unknown
der
1.37 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2536
EXCEL.EXE
8.208.102.117:443
donwloadfiles.top
Level 3 Communications, Inc.
US
unknown
2536
EXCEL.EXE
2.16.186.35:80
isrg.trustid.ocsp.identrust.com
Akamai International B.V.
—
whitelisted
—
—
2.16.186.11:80
isrg.trustid.ocsp.identrust.com
Akamai International B.V.
—
whitelisted
—
—
45.128.207.226:443
fqnceas.su
—
—
unknown

DNS requests

Domain
IP
Reputation
donwloadfiles.top
  • 8.208.102.117
suspicious
isrg.trustid.ocsp.identrust.com
  • 2.16.186.35
  • 2.16.186.11
whitelisted
ocsp.int-x3.letsencrypt.org
  • 2.16.186.11
  • 2.16.186.27
whitelisted
fqnceas.su
  • 45.128.207.226
unknown

Threats

PID
Process
Class
Message
1052
svchost.exe
Potentially Bad Traffic
ET DNS Query to a *.top domain - Likely Hostile
—
—
Potentially Bad Traffic
ET DNS Query for .su TLD (Soviet Union) Often Malware Related
—
—
Potentially Bad Traffic
ET DNS Query for .su TLD (Soviet Union) Often Malware Related
No debug info
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Reports
details1910p.xls