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File name:

Document,pdf.exe

Full analysis: https://app.any.run/tasks/6a3129d7-897b-4a4c-a765-78b4548a9105
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: March 31, 2020, 09:10:31
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 Mono/.Net assembly, for MS Windows
MD5:

8AEBBB45F3B2FA169AB9E270F7E59B30

SHA1:

E33C85C51D95756964C1BBDFE596984D00FE0B3B

SHA256:

660E3CC8EEAD07B7F2DBDBFD064AA0B33E3082E95F2E602C55BCE0DC3451D987

SSDEEP:

6144:49VC8hZBvpgcM7s1iS4TllgCpY1pVCoRIxlxHYgB4/zBid9LpC:4HBZpNM7s1iSwllHnomZYgyid9LpC

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

    • Loads the Task Scheduler COM API

      • schtasks.exe (PID: 3516)
    • NANOCORE was detected

      • MSBuild.exe (PID: 2452)
    • Uses Task Scheduler to run other applications

      • Document,pdf.exe (PID: 3808)
    • Application was dropped or rewritten from another process

      • MSBuild.exe (PID: 2452)
    • Changes the autorun value in the registry

      • MSBuild.exe (PID: 2452)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Document,pdf.exe (PID: 3808)
      • MSBuild.exe (PID: 2452)
    • Creates files in the user directory

      • Document,pdf.exe (PID: 3808)
      • MSBuild.exe (PID: 2452)
    • Connects to unusual port

      • MSBuild.exe (PID: 2452)
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (56.7)
.exe | Win64 Executable (generic) (21.3)
.scr | Windows screen saver (10.1)
.dll | Win32 Dynamic Link Library (generic) (5)
.exe | Win32 Executable (generic) (3.4)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:03:31 07:35:03+02:00
PEType: PE32
LinkerVersion: 48
CodeSize: 372736
InitializedDataSize: 1536
UninitializedDataSize: -
EntryPoint: 0x5cf0e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: -
CompanyName: -
FileDescription: HighDpiDemo
FileVersion: 1.0.0.0
InternalName: ssYPysyBluhlo.exe
LegalCopyright: Copyright © 2016
LegalTrademarks: -
OriginalFileName: ssYPysyBluhlo.exe
ProductName: HighDpiDemo
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 31-Mar-2020 05:35:03
Comments: -
CompanyName: -
FileDescription: HighDpiDemo
FileVersion: 1.0.0.0
InternalName: ssYPysyBluhlo.exe
LegalCopyright: Copyright © 2016
LegalTrademarks: -
OriginalFilename: ssYPysyBluhlo.exe
ProductName: HighDpiDemo
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 31-Mar-2020 05:35:03
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x0005AF14
0x0005B000
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.83406
.rsrc
0x0005E000
0x00000390
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.90505
.reloc
0x00060000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.30399
820
UNKNOWN
UNKNOWN
RT_VERSION

Imports

mscoree.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start document,pdf.exe schtasks.exe no specs #NANOCORE msbuild.exe

Process information

PID
CMD
Path
Indicators
Parent process
3808"C:\Users\admin\AppData\Local\Temp\Document,pdf.exe" C:\Users\admin\AppData\Local\Temp\Document,pdf.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
HighDpiDemo
Exit code:
0
Version:
1.0.0.0
3516"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yaEdTZ" /XML "C:\Users\admin\AppData\Local\Temp\tmp47BB.tmp"C:\Windows\System32\schtasks.exeDocument,pdf.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Manages scheduled tasks
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2452"{path}"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
Document,pdf.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
MSBuild.exe
Version:
2.0.50727.5420 built by: Win7SP1
Total events
86
Read events
81
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
0
Text files
2
Unknown types
0

Dropped files

PID
Process
Filename
Type
3808Document,pdf.exeC:\Users\admin\AppData\Local\Temp\tmp47BB.tmpxml
MD5:4698C15D7110FE5FA29CA9F882D4F0B4
SHA256:512A28157D1763F42BD658B81ADB70B665070CEFC1C27EA16C1D67301C47E554
2452MSBuild.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exeexecutable
MD5:1F13CD7F1ECB2A7BCC1FF5E287B7EB2E
SHA256:6ADC88FC0A0E108851909618442C03F57CDFC20F6DB4EE88B84C0CAF420F991F
3808Document,pdf.exeC:\Users\admin\AppData\Roaming\yaEdTZ.exeexecutable
MD5:8AEBBB45F3B2FA169AB9E270F7E59B30
SHA256:660E3CC8EEAD07B7F2DBDBFD064AA0B33E3082E95F2E602C55BCE0DC3451D987
2452MSBuild.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dattext
MD5:F44E2FD36107F000DFBD4DC890B08C87
SHA256:AD84BA2D06A2BE84EDC3EAFB2CBB01A5FE8E6A096CC412FE0DCAE85E5C257EDC
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
0
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
2452
MSBuild.exe
172.111.188.199:8826
M247 Ltd
DE
malicious

DNS requests

No data

Threats

No threats detected
No debug info