URL:

https://www.dropbox.com/s/zsbot5gp29d5mn8/ENTRA%20DETALLE%20Y%20ANEXO%20DE%20CONSIGNACION%20REALIZADA%20EXITOSAMENTE9754465429845.uue?dl=1

Full analysis: https://app.any.run/tasks/4f5a556a-4d8a-4c97-918f-677154973468
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.

Malware Trends Tracker     >>>
Analysis date: January 22, 2019, 15:22:14
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
nanocore
Indicators:
MD5:

27C7E7290F4F05A63A41204047B9C743

SHA1:

A329221DB75D94559D6ADDEA89BFE5732D3F99FB

SHA256:

B35DBCD0B1C3559A2ADD89C7FD733B642CB772190D56831F3B92D43BDC9CEEE2

SSDEEP:

3:N8DSLcVHGk/HK2C9cBGuiG2YFigIyVhgGp23k5d7szaGQ/Bn:2OLHk/HLd1F8yLnyyaSZn

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

    • Changes the autorun value in the registry

      • ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe (PID: 2348)

    • Application was dropped or rewritten from another process

      • ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe (PID: 2348)

    • NanoCore was detected

      • RegAsm.exe (PID: 2476)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 3008)
      • ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe (PID: 2348)

    • Creates files in the user directory

      • RegAsm.exe (PID: 2476)

    • Connects to unusual port

      • RegAsm.exe (PID: 2476)

  • INFO

    • Application launched itself

      • iexplore.exe (PID: 2988)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2988)

    • Changes internet zones settings

      • iexplore.exe (PID: 2988)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3388)
      • iexplore.exe (PID: 2988)

    • Creates files in the user directory

      • iexplore.exe (PID: 3388)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
5
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start iexplore.exe iexplore.exe winrar.exe entra detalle y anexo de consignacion realizada exitosamente9754465429845.exe #NANOCORE regasm.exe

Process information

PID
CMD
Path
Indicators
Parent process
2348"C:\Users\admin\AppData\Local\Temp\Rar$EXa3008.10104\ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa3008.10104\ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe
WinRAR.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Exit code:
0
Version:
0.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa3008.10104\entra detalle y anexo de consignacion realizada exitosamente9754465429845.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2476"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Assembly Registration Utility
Exit code:
0
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\regasm.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\acgenral.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
2988"C:\Program Files\Internet Explorer\iexplore.exe" https://www.dropbox.com/s/zsbot5gp29d5mn8/ENTRA%20DETALLE%20Y%20ANEXO%20DE%20CONSIGNACION%20REALIZADA%20EXITOSAMENTE9754465429845.uue?dl=1C:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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
3008"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\OCDM6JB6\ENTRA%20DETALLE%20Y%20ANEXO%20DE%20CONSIGNACION%20REALIZADA%20EXITOSAMENTE9754465429845[1].uue"C:\Program Files\WinRAR\WinRAR.exe
iexplore.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
3388"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2988 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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
1 110
Read events
1 034
Write events
72
Delete events
4

Modification events

(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:writeName:SecuritySafe
Value:
1
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
4600000069000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:writeName:{87F59BB9-1E59-11E9-91D7-5254004A04AF}
Value:
0
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Type
Value:
4
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Count
Value:
3
(PID) Process:(2988) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Time
Value:
E3070100020016000F0016001E007202
Executable files
2
Suspicious files
2
Text files
6
Unknown types
2

Dropped files

PID
Process
Filename
Type
2988iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\R9ZEWH8D\favicon[1].ico —
MD5:—
SHA256:—
2988iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
3388iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@dropbox[1].txt —
MD5:—
SHA256:—
3388iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@www.dropbox[1].txt —
MD5:—
SHA256:—
2988iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFCD48676D07F2695A.TMP —
MD5:—
SHA256:—
2988iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFC193BB1E075CC296.TMP —
MD5:—
SHA256:—
2988iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{87F59BB9-1E59-11E9-91D7-5254004A04AF}.dat —
MD5:—
SHA256:—
3388iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@www.dropbox[2].txttext
MD5:—
SHA256:—
2988iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{87F59BBA-1E59-11E9-91D7-5254004A04AF}.datbinary
MD5:—
SHA256:—
3388iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\admin@dropbox[2].txttext
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
26
DNS requests
15
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2988
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 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
3388
iexplore.exe
162.125.65.1:443
www.dropbox.com
Dropbox, Inc.
NL
shared
2988
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
3388
iexplore.exe
162.125.66.6:443
uc67d9ab79ba06770003c21160cc.dl.dropboxusercontent.com
Dropbox, Inc.
DE
shared
2476
RegAsm.exe
8.8.8.8:53
—
Google Inc.
US
malicious
2476
RegAsm.exe
181.52.252.80:1896
vudrio.duia.eu
Telmex Colombia S.A.
CO
malicious
—
—
8.8.8.8:53
—
Google Inc.
US
malicious

DNS requests

Domain
IP
Reputation
www.dropbox.com
  • 162.125.65.1
shared
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
uc67d9ab79ba06770003c21160cc.dl.dropboxusercontent.com
  • 162.125.66.6
malicious
vudrio.duia.eu
  • 181.52.252.80
malicious

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://www.dropbox.com/s/zsbot5gp29d5mn8/ENTRA%20DETALLE%20Y%20ANEXO%20DE%20CONSIGNACION%20REALIZADA%20EXITOSAMENTE9754465429845.uue?dl=1