File name:

PO no.01313283.xlsx

Full analysis: https://app.any.run/tasks/7b383c42-0d1d-4a8b-8bba-2965b0727354
Verdict: Malicious activity
Threats:

FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus.

Analysis date: November 08, 2018, 23:19:05
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
encrypted
opendir
exploit
cve-2017-11882
loader
autoit
trojan
formbook
stealer
Indicators:
MIME: application/encrypted
File info: CDFV2 Encrypted
MD5:

8162899574DD9BF113E7D5850B36903D

SHA1:

79528E042C26EDCA9E535869318CC95588FDAFDE

SHA256:

05806749C9C50F3A7559357C5DCBB3917783BE47706C6BEC8B74C9C50A84A7CE

SSDEEP:

3072:7Wno3fi5NdQVRmuK+Cmk0wsoyqBemBazm7TqRF87mNnB0GDxXAUHw:s7QuuK+CR07oymBaEORF+cHXRw

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

    • Downloads executable files from IP

      • EQNEDT32.EXE (PID: 3508)
    • Connects to CnC server

      • explorer.exe (PID: 1604)
    • Application was dropped or rewritten from another process

      • vbc.exe (PID: 3736)
      • rns.exe (PID: 628)
      • rns.exe (PID: 3308)
      • RegSvcs.exe (PID: 3656)
    • Equation Editor starts application (CVE-2017-11882)

      • EQNEDT32.EXE (PID: 3508)
    • Suspicious connection from the Equation Editor

      • EQNEDT32.EXE (PID: 3508)
    • Changes the autorun value in the registry

      • control.exe (PID: 256)
    • Formbook was detected

      • Firefox.exe (PID: 3732)
      • control.exe (PID: 256)
    • Actions looks like stealing of personal data

      • control.exe (PID: 256)
    • Loads dropped or rewritten executable

      • control.exe (PID: 256)
    • Stealing of credential data

      • cmd.exe (PID: 1580)
      • control.exe (PID: 256)
    • Downloads executable files from the Internet

      • EQNEDT32.EXE (PID: 3508)
    • FORMBOOK was detected

      • explorer.exe (PID: 1604)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • rns.exe (PID: 628)
      • EQNEDT32.EXE (PID: 3508)
      • vbc.exe (PID: 3736)
      • control.exe (PID: 256)
    • Creates files in the user directory

      • control.exe (PID: 256)
    • Starts CMD.EXE for commands execution

      • control.exe (PID: 256)
    • Loads DLL from Mozilla Firefox

      • control.exe (PID: 256)
    • Drop AutoIt3 executable file

      • vbc.exe (PID: 3736)
  • INFO

    • Reads Microsoft Office registry keys

      • EXCEL.EXE (PID: 3924)
    • Starts Microsoft Office Application

      • explorer.exe (PID: 1604)
    • Dropped object may contain Bitcoin addresses

      • vbc.exe (PID: 3736)
      • rns.exe (PID: 3308)
    • Creates files in the user directory

      • Firefox.exe (PID: 3732)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
11
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start excel.exe no specs eqnedt32.exe vbc.exe rns.exe no specs rns.exe regsvcs.exe no specs #FORMBOOK control.exe cmd.exe no specs #FORMBOOK explorer.exe #FORMBOOK firefox.exe no specs cmd.exe

Process information

PID
CMD
Path
Indicators
Parent process
256"C:\Windows\System32\control.exe"C:\Windows\System32\control.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Control Panel
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\control.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
628C:\Users\admin\AppData\Local\Temp\90407336\rns.exe C:\Users\admin\AppData\Local\Temp\90407336\FVIEZC:\Users\admin\AppData\Local\Temp\90407336\rns.exe
rns.exe
User:
admin
Company:
AutoIt Team
Integrity Level:
MEDIUM
Description:
AutoIt v3 Script
Exit code:
0
Version:
3, 3, 14, 5
Modules
Images
c:\users\admin\appdata\local\temp\90407336\rns.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll
1580/c copy "C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\admin\AppData\Local\Temp\DB1" /VC:\Windows\System32\cmd.exe
control.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
1604C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.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
3280/c del "C:\Users\admin\AppData\Local\Temp\RegSvcs.exe"C:\Windows\System32\cmd.execontrol.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
3308"C:\Users\admin\AppData\Local\Temp\90407336\rns.exe" qgx=vbw C:\Users\admin\AppData\Local\Temp\90407336\rns.exevbc.exe
User:
admin
Company:
AutoIt Team
Integrity Level:
MEDIUM
Description:
AutoIt v3 Script
Exit code:
0
Version:
3, 3, 14, 5
Modules
Images
c:\users\admin\appdata\local\temp\90407336\rns.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll
3508"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:\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\advapi32.dll
3656"C:\Users\admin\AppData\Local\Temp\RegSvcs.exe"C:\Users\admin\AppData\Local\Temp\RegSvcs.exerns.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Services Installation Utility
Exit code:
0
Version:
4.6.1055.0 built by: NETFXREL2
Modules
Images
c:\users\admin\appdata\local\temp\regsvcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\aclayers.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
3732"C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe
control.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
61.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\dbghelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\version.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
3736"C:\Users\Public\vbc.exe" C:\Users\Public\vbc.exe
EQNEDT32.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\public\vbc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
Total events
1 349
Read events
1 291
Write events
51
Delete events
7

Modification events

(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:writeName:*%k
Value:
2A256B00540F0000010000000000000000000000
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
Off
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\LanguageResources\EnabledLanguages
Operation:writeName:1033
Value:
On
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel
Operation:writeName:MTTT
Value:
540F00000ED5C180B977D40100000000
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:delete valueName:*%k
Value:
2A256B00540F0000010000000000000000000000
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems
Operation:delete keyName:
Value:
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency
Operation:delete keyName:
Value:
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3924) EXCEL.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\DocumentRecovery\5DA39F
Operation:writeName:5DA39F
Value:
04000000540F00003500000043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C004C006F00630061006C005C00540065006D0070005C0050004F0020006E006F002E00300031003300310033003200380033002E0078006C0073007800000000002200000043003A005C00550073006500720073005C00610064006D0069006E005C0041007000700044006100740061005C004C006F00630061006C005C00540065006D0070005C000100000000000000B0314081B977D4019FA35D009FA35D0000000000AC020000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Executable files
6
Suspicious files
79
Text files
48
Unknown types
2

Dropped files

PID
Process
Filename
Type
3924EXCEL.EXEC:\Users\admin\AppData\Local\Temp\CVRA1AA.tmp.cvr
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\nrw.mp3text
MD5:
SHA256:
3508EQNEDT32.EXEC:\Users\Public\vbc.exeexecutable
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\aaq.docxtext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\efr.bmptext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\qgx=vbwtext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\uvd.xltext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\jpp.jpgtext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\ocj.dattext
MD5:
SHA256:
3736vbc.exeC:\Users\admin\AppData\Local\Temp\90407336\bqd.xltext
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
12
DNS requests
8
Threats
22

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1604
explorer.exe
GET
47.52.142.209:80
http://www.fluorysports.com/aa8/?ib-T4z9p=8QtQh+QKR4X7xXWpsWgmLAzc5/T6YCkTzuAoZm2VrSe2knya/26h47lQL8rgD55NpSkKog==&TZ=ytg4Dt6Xj&sql=1
HK
malicious
1604
explorer.exe
GET
160.153.136.3:80
http://www.duetassetmanagement.com/aa8/?ib-T4z9p=B2fTNwRIgNPUIBaqQetYCPINXRQ9KqEA564Rq7KNLlEZU7QnvW7V6e8rWbQFdZCZocJpPw==&TZ=ytg4Dt6Xj
US
malicious
1604
explorer.exe
GET
200
162.213.255.220:80
http://www.nadidetadllar.com/aa8/?ib-T4z9p=RHDVyMGFPOescSk8fBVyz7avp6vl173cjAxPM1VuTIfp3KGJQuEcxaOelH6TQ4dkTsIRxg==&TZ=ytg4Dt6Xj&sql=1
US
binary
323 Kb
malicious
3508
EQNEDT32.EXE
GET
200
23.249.161.100:80
http://23.249.161.100/frankm/frank.exe
US
executable
822 Kb
malicious
1604
explorer.exe
POST
47.52.142.209:80
http://www.fluorysports.com/aa8/
HK
malicious
1604
explorer.exe
POST
47.52.142.209:80
http://www.fluorysports.com/aa8/
HK
malicious
1604
explorer.exe
POST
47.52.142.209:80
http://www.fluorysports.com/aa8/
HK
malicious
1604
explorer.exe
POST
404
162.213.255.220:80
http://www.nadidetadllar.com/aa8/
US
html
295 b
malicious
1604
explorer.exe
POST
47.52.142.209:80
http://www.fluorysports.com/aa8/
HK
malicious
1604
explorer.exe
POST
404
162.213.255.220:80
http://www.nadidetadllar.com/aa8/
US
html
295 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
3508
EQNEDT32.EXE
23.249.161.100:80
ColoCrossing
US
malicious
1604
explorer.exe
162.213.255.220:80
www.nadidetadllar.com
Namecheap, Inc.
US
malicious
1604
explorer.exe
160.153.136.3:80
www.duetassetmanagement.com
GoDaddy.com, LLC
US
malicious
1604
explorer.exe
47.52.142.209:80
www.fluorysports.com
Alibaba (China) Technology Co., Ltd.
HK
malicious

DNS requests

Domain
IP
Reputation
www.duetassetmanagement.com
  • 160.153.136.3
malicious
www.fluorysports.com
  • 47.52.142.209
malicious
www.nadidetadllar.com
  • 162.213.255.220
malicious
www.yg6669.com
unknown

Threats

PID
Process
Class
Message
3508
EQNEDT32.EXE
A Network Trojan was detected
ET INFO Executable Download from dotted-quad Host
3508
EQNEDT32.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from dotted Quad by MSXMLHTTP M1
3508
EQNEDT32.EXE
Potential Corporate Privacy Violation
ET POLICY PE EXE or DLL Windows file download HTTP
3508
EQNEDT32.EXE
A Network Trojan was detected
ET CURRENT_EVENTS Likely Evil EXE download from dotted Quad by MSXMLHTTP M2
3508
EQNEDT32.EXE
Potentially Bad Traffic
ET INFO SUSPICIOUS Dotted Quad Host MZ Response
1604
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1604
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
1604
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1604
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
1604
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
7 ETPRO signatures available at the full report
No debug info