File name:

factura.zip

Full analysis: https://app.any.run/tasks/5d10a1da-7f1e-48b0-a590-426555bf2a34
Verdict: Malicious activity
Analysis date: October 25, 2024, 10:43:19
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
arch-doc
exploit
cve-2017-11882
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract, compression method=deflate
MD5:

8FBC43847462DCC1B26FABF8ED9BB331

SHA1:

A7228129E74B3AFE7676447DC8E45AEB89EEB393

SHA256:

9E5B9F83A78E116387346AD010D4A0F5A81A0B12BDD06CEEFE6183477ADB8977

SSDEEP:

192:QDQ+U/+StuMWBKgCqlC5/XP3bxuGC2p3+NjyjwWrFVB:QD+8M1gCq85//TC2p3+xyMuB

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

    • Equation Editor starts application (likely CVE-2017-11882)

      • EQNEDT32.EXE (PID: 3592)

    • Suspicious connection from the Equation Editor

      • EQNEDT32.EXE (PID: 3592)

  • SUSPICIOUS

    • Generic archive extractor

      • WinRAR.exe (PID: 1652)

    • Reads the Internet Settings

      • EQNEDT32.EXE (PID: 3592)

    • Reads security settings of Internet Explorer

      • EQNEDT32.EXE (PID: 3592)

  • INFO

    • Manual execution by a user

      • WINWORD.EXE (PID: 1504)
      • wmpnscfg.exe (PID: 3940)

    • The process uses the downloaded file

      • WinRAR.exe (PID: 1652)
      • WINWORD.EXE (PID: 1504)

    • Checks supported languages

      • EQNEDT32.EXE (PID: 3592)
      • wmpnscfg.exe (PID: 3940)

    • Reads the machine GUID from the registry

      • EQNEDT32.EXE (PID: 3592)

    • Checks proxy server information

      • EQNEDT32.EXE (PID: 3592)

    • Reads the computer name

      • EQNEDT32.EXE (PID: 3592)
      • wmpnscfg.exe (PID: 3940)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2024:10:25 03:35:44
ZipCRC: 0x474e65f8
ZipCompressedSize: 4831
ZipUncompressedSize: 11734
ZipFileName: factura.doc
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
4
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe no specs winword.exe no specs eqnedt32.exe wmpnscfg.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1504"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\factura\factura.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
Modules
Images
c:\program files\microsoft office\office14\winword.exe
c:\windows\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_5.82.7601.18837_none_ec86b8d6858ec0bc\comctl32.dll
1652"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\factura.zipC:\Program Files\WinRAR\WinRAR.exe—explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\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\comdlg32.dll
3592"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -EmbeddingC:\Program Files\Common Files\microsoft shared\EQUATION\EQNEDT32.EXE
svchost.exe
User:
admin
Company:
Design Science, Inc.
Integrity Level:
MEDIUM
Description:
Microsoft Equation Editor
Exit code:
0
Version:
00110900
Modules
Images
c:\program files\common files\microsoft shared\equation\eqnedt32.exe
c:\windows\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\advapi32.dll
3940"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\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
Total events
5 512
Read events
4 584
Write events
596
Delete events
332

Modification events

(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(1652) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\factura.zip
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(1652) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
Executable files
1
Suspicious files
3
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
1504WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRE113.tmp.cvr —
MD5:—
SHA256:—
1652WinRAR.exeC:\Users\admin\Desktop\factura\factura.doctext
MD5:05C137D8E79CE59ED6E4B7CD78E5B8A2
SHA256:5A31C77293AF2920D7020D5D0236691ADCEA2C57C2716658CE118A5CBA9D4913
1504WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dattext
MD5:1D40407AC41EBDAD0C5D18C07E1D2FA5
SHA256:09D01A6EA502229AFC1BD37AD411F12B8231FBD45F2902A2C889C1C563144F55
1504WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\factura.doc.LNKbinary
MD5:E040DBAC2E6D99911A3698ACC8B9F5BE
SHA256:27BCCB799B72C959B5D6D6F0CE952C4B606EC132A42377749B29A794A1BC3322
1504WINWORD.EXEC:\Users\admin\Desktop\factura\~$actura.docpgc
MD5:E045BE65A5C5AB6D4D7F2BABD0212D31
SHA256:55FE5C4E59276C6AD4620F4EF59919A3B5D54E06331C85ACBF154AC75C5D2232
1504WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:0B9F91949DBE299F7F4AB54E24DF3843
SHA256:6940E5B37E2C66B80F16215BF757177FC22E450778D14C8C4702437A888905F5
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
8
DNS requests
2
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
—
—
GET
404
185.36.74.48:80
http://seed-bc.com/juop4/plwr/mklo/rbn/jan2.exe
unknown
—
—
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
224.0.0.252:5355
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
1060
svchost.exe
224.0.0.252:5355
—
—
—
whitelisted
2564
svchost.exe
239.255.255.250:3702
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3592
EQNEDT32.EXE
185.36.74.48:80
seed-bc.com
Fastweb
IT
malicious

DNS requests

Domain
IP
Reputation
google.com
  • 142.250.181.238
whitelisted
seed-bc.com
  • 185.36.74.48
malicious

Threats

PID
Process
Class
Message
3592
EQNEDT32.EXE
Potentially Bad Traffic
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
No debug info
Interactive malware hunting service ANY.RUN
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Reports
factura.zip