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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.

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

    • Application was dropped or rewritten from another process

      • ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exe (PID: 2348)
    • Changes the autorun value in the registry

      • 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

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2988)
    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3388)
      • iexplore.exe (PID: 2988)
    • Changes internet zones settings

      • iexplore.exe (PID: 2988)
    • Creates files in the user directory

      • iexplore.exe (PID: 3388)
    • Application launched itself

      • iexplore.exe (PID: 2988)
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
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)
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)
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
Version:
5.60.0
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:
Version:
0.0.0.0
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
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Total events
1 110
Read events
1 034
Write events
0
Delete events
0

Modification events

No data
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\[email protected][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\Local\Microsoft\Windows\History\Low\History.IE5\MSHist012019012220190123\index.datdat
MD5:612BB496C99C4D17A5D81F31FAFACE7F
SHA256:02B7F4ABA6D93237848599455CEE87A67AA1F85B51C987D7A263CF339427A717
2988iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\History\History.IE5\MSHist012019012220190123\index.datdat
MD5:BFF357B6221044C16BB7C823262B1228
SHA256:2CE14A8010CEFAB94EF1D64647113F83109409643851CFE99996EF84134FF02C
2348ENTRA DETALLE Y ANEXO DE CONSIGNACION REALIZADA EXITOSAMENTE9754465429845.exeC:\Users\admin\chrome.exeexecutable
MD5:B4CFC1CDBBCDFC81A6DC13F690E903EC
SHA256:A6407A946C443B3F698AC6A81A9B04A3DDA2A03E8A6E03790E5679103B7081E2
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
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
3388
iexplore.exe
162.125.65.1:443
www.dropbox.com
Dropbox, Inc.
NL
shared
2476
RegAsm.exe
8.8.8.8:53
Google Inc.
US
whitelisted
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
whitelisted

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