URL:

https://www.dropbox.com/s/xoiz877h1wibofg/28-03-2018-FDUU097K.PDF.Z?dl=1

Full analysis: https://app.any.run/tasks/b99e9067-bd16-4ca4-812d-48fc5dcc96fb
Verdict: Malicious activity
Threats:

NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website.

Analysis date: April 23, 2019, 21:13:33
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
autoit
rat
nanocore
Indicators:
MD5:

F5098B47557E5BE011006E9875C06950

SHA1:

CFB06A714F68F01B26BFBDADA32D55E4893363AE

SHA256:

B1BCA21D7858F2388009DE4FE997FF6E0296F7373608A85A8D3BFA6A1145C3F8

SSDEEP:

3:N8DSLcVHGkwdSr/DX3mZSuLr3TU:2OLHkzDXWsuL7Y

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

    • Application was dropped or rewritten from another process

      • boh.exe (PID: 2872)
      • boh.exe (PID: 3448)
      • 28-03-2018-FDUU097K.exe (PID: 3568)
    • Changes the autorun value in the registry

      • boh.exe (PID: 2872)
      • RegSvcs.exe (PID: 1780)
    • NanoCore was detected

      • RegSvcs.exe (PID: 1780)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • 28-03-2018-FDUU097K.exe (PID: 3568)
      • firefox.exe (PID: 2656)
      • WinRAR.exe (PID: 3596)
    • Application launched itself

      • boh.exe (PID: 3448)
    • Drop AutoIt3 executable file

      • 28-03-2018-FDUU097K.exe (PID: 3568)
    • Creates files in the user directory

      • RegSvcs.exe (PID: 1780)
  • INFO

    • Application launched itself

      • firefox.exe (PID: 2656)
    • Dropped object may contain Bitcoin addresses

      • firefox.exe (PID: 2656)
      • boh.exe (PID: 3448)
    • Reads settings of System Certificates

      • firefox.exe (PID: 2656)
    • Creates files in the user directory

      • firefox.exe (PID: 2656)
    • Reads CPU info

      • firefox.exe (PID: 2656)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
10
Malicious processes
6
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start drop and start firefox.exe firefox.exe no specs firefox.exe firefox.exe firefox.exe winrar.exe 28-03-2018-fduu097k.exe boh.exe no specs boh.exe #NANOCORE regsvcs.exe

Process information

PID
CMD
Path
Indicators
Parent process
860"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2656.0.561162642\1705982507" -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - "C:\Users\admin\AppData\LocalLow\Mozilla\Temp-{ce348e4c-7d33-445e-89f9-60108c51bcaf}" 2656 "\\.\pipe\gecko-crash-server-pipe.2656" 1124 gpuC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
65.0.2
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\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
1420"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2656.6.87974302\320316714" -childID 1 -isForBrowser -prefsHandle 1764 -prefMapHandle 1300 -prefsLen 1 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2656 "\\.\pipe\gecko-crash-server-pipe.2656" 1752 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
65.0.2
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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
1780"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
boh.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:\windows\microsoft.net\framework\v4.0.30319\regsvcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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
2608"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2656.13.131109640\1836288353" -childID 2 -isForBrowser -prefsHandle 2608 -prefMapHandle 2612 -prefsLen 216 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2656 "\\.\pipe\gecko-crash-server-pipe.2656" 2624 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
65.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
2656"C:\Program Files\Mozilla Firefox\firefox.exe" https://www.dropbox.com/s/xoiz877h1wibofg/28-03-2018-FDUU097K.PDF.Z?dl=1C:\Program Files\Mozilla Firefox\firefox.exe
explorer.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
65.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
2872C:\Users\admin\AppData\Local\Temp\55726343\boh.exe C:\Users\admin\AppData\Local\Temp\55726343\TWCXSC:\Users\admin\AppData\Local\Temp\55726343\boh.exe
boh.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\55726343\boh.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
3448"C:\Users\admin\AppData\Local\Temp\55726343\boh.exe" stn=hoi C:\Users\admin\AppData\Local\Temp\55726343\boh.exe28-03-2018-FDUU097K.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\55726343\boh.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
3568"C:\Users\admin\AppData\Local\Temp\Rar$EXa3596.5774\28-03-2018-FDUU097K.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3596.5774\28-03-2018-FDUU097K.exe
WinRAR.exe
User:
admin
Company:
NVIDIA Corporation
Integrity Level:
MEDIUM
Description:
NVIDIA Container
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3596.5774\28-03-2018-fduu097k.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
3596"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\28-03-2018-FDUU097K.PDF.Z"C:\Program Files\WinRAR\WinRAR.exe
firefox.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
Modules
Images
c:\program files\winrar\winrar.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\comdlg32.dll
4020"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2656.20.71432372\1394198348" -childID 3 -isForBrowser -prefsHandle 3344 -prefMapHandle 3348 -prefsLen 5824 -prefMapSize 180950 -schedulerPrefs 0001,2 -parentBuildID 20190225143501 -greomni "C:\Program Files\Mozilla Firefox\omni.ja" -appomni "C:\Program Files\Mozilla Firefox\browser\omni.ja" -appdir "C:\Program Files\Mozilla Firefox\browser" - 2656 "\\.\pipe\gecko-crash-server-pipe.2656" 3360 tabC:\Program Files\Mozilla Firefox\firefox.exe
firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Exit code:
0
Version:
65.0.2
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\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\dbghelp.dll
Total events
1 795
Read events
1 759
Write events
36
Delete events
0

Modification events

(PID) Process:(2656) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2656) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2656) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2656) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2656) firefox.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.Z\OpenWithProgids
Operation:writeName:WinRAR
Value:
(PID) Process:(3596) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3596) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3596) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3596) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Downloads\28-03-2018-FDUU097K.PDF.Z
(PID) Process:(3596) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
Executable files
3
Suspicious files
56
Text files
88
Unknown types
49

Dropped files

PID
Process
Filename
Type
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\scriptCache-current.bin
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shm
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\prefs-1.js
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmp
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\allow-flashallow-digest256.pset
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\allow-flashallow-digest256.sbstore
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\base-track-digest256.pset
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\base-track-digest256.sbstore
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\block-flash-digest256.pset
MD5:
SHA256:
2656firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\safebrowsing-updating\block-flash-digest256.sbstore
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
16
TCP/UDP connections
51
DNS requests
72
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2656
firefox.exe
POST
200
172.217.22.3:80
http://ocsp.pki.goog/GTSGIAG3
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
172.217.22.3:80
http://ocsp.pki.goog/GTSGIAG3
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
GET
200
2.16.186.50:80
http://detectportal.firefox.com/success.txt
unknown
text
8 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
2656
firefox.exe
POST
200
93.184.220.29:80
http://ocsp.digicert.com/
US
der
471 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2656
firefox.exe
54.200.51.65:443
search.services.mozilla.com
Amazon.com, Inc.
US
unknown
2656
firefox.exe
52.85.184.119:443
snippets.cdn.mozilla.net
Amazon.com, Inc.
US
unknown
2656
firefox.exe
35.164.218.3:443
tiles.services.mozilla.com
Amazon.com, Inc.
US
unknown
2656
firefox.exe
162.125.65.1:443
www.dropbox.com
Dropbox, Inc.
NL
shared
2656
firefox.exe
2.16.186.50:80
detectportal.firefox.com
Akamai International B.V.
whitelisted
2656
firefox.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2656
firefox.exe
162.125.66.6:443
uce20c2723a4ef66401a747a2e91.dl.dropboxusercontent.com
Dropbox, Inc.
DE
shared
2656
firefox.exe
172.217.16.202:443
safebrowsing.googleapis.com
Google Inc.
US
whitelisted
2656
firefox.exe
172.217.22.3:80
ocsp.pki.goog
Google Inc.
US
whitelisted
2656
firefox.exe
52.85.183.12:443
tracking-protection.cdn.mozilla.net
Amazon.com, Inc.
US
unknown

DNS requests

Domain
IP
Reputation
www.dropbox.com
  • 162.125.65.1
shared
detectportal.firefox.com
  • 2.16.186.50
  • 2.16.186.112
whitelisted
www.dropbox-dns.com
  • 52.34.248.21
  • 52.89.38.17
  • 52.26.72.3
  • 52.27.23.108
  • 52.27.128.21
  • 34.214.252.85
  • 52.89.179.237
  • 52.34.167.99
whitelisted
a1089.dscd.akamai.net
  • 2.16.186.112
  • 2.16.186.50
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
search.services.mozilla.com
  • 54.200.51.65
  • 52.10.42.204
  • 52.27.229.90
whitelisted
cs9.wac.phicdn.net
  • 93.184.220.29
whitelisted
search.r53-2.services.mozilla.com
  • 52.27.229.90
  • 52.10.42.204
  • 54.200.51.65
whitelisted
tiles.services.mozilla.com
  • 35.164.218.3
  • 35.162.29.26
  • 35.164.130.113
  • 34.214.69.153
  • 35.165.22.140
  • 52.26.103.165
  • 52.34.132.219
  • 52.35.250.5
whitelisted
tiles.r53-2.services.mozilla.com
  • 52.35.250.5
  • 52.34.132.219
  • 52.26.103.165
  • 35.165.22.140
  • 34.214.69.153
  • 35.164.130.113
  • 35.162.29.26
  • 35.164.218.3
whitelisted

Threats

No threats detected
No debug info