File name:

Spoofer.exe

Full analysis: https://app.any.run/tasks/51eda644-bfdd-4a31-9f26-e0a57f594316
Verdict: Malicious activity
Analysis date: October 20, 2020, 08:35:05
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

FADF019DD361316B1F970825A6414E97

SHA1:

0DD46923577F27F2FE03707A4860ABD169BBA1C2

SHA256:

C75167391C04598FFC583A9A00772FCCEF6BE48C24C632F5E1503B90A54D12A1

SSDEEP:

12288:km23oh1n5LHTq2YcuA8eSWwPyveNmySGO9qLDoTTMbbZz:kpPcH8bac

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 Startup folder

      • Spoofer.exe (PID: 116)
    • Changes the autorun value in the registry

      • Spoofer.exe (PID: 116)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Spoofer.exe (PID: 116)
    • Creates files in the user directory

      • Spoofer.exe (PID: 116)
  • 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.) (82.9)
.dll | Win32 Dynamic Link Library (generic) (7.4)
.exe | Win32 Executable (generic) (5.1)
.exe | Generic Win/DOS Executable (2.2)
.exe | DOS Executable Generic (2.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:10:19 02:57:07+02:00
PEType: PE32
LinkerVersion: 8
CodeSize: 551424
InitializedDataSize: 3584
UninitializedDataSize: -
EntryPoint: 0x88802
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 10.0.14393.3053
ProductVersionNumber: 10.0.14393.3053
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: CertReq.exe
CompanyName: Microsoft Corporation
FileDescription: CertReq.exe
FileVersion: 10.0.14393.3053
InternalName: Spoofer.exe
LegalCopyright: © Microsoft Corporation. All rights reserved.
OriginalFileName: Spoofer.exe
ProductName: Microsoft® Windows® Operating System
ProductVersion: 10.0.14393.3053
AssemblyVersion: 10.0.14393.3053

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Oct-2020 00:57:07

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: 19-Oct-2020 00:57:07
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
0x00086808
0x00086A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
4.60801
.rsrc
0x0008A000
0x00000B30
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.13185
.reloc
0x0008C000
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
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST
2
3.56813
744
UNKNOWN
UNKNOWN
RT_ICON
3
3.21551
296
UNKNOWN
UNKNOWN
RT_ICON
32512
2.47702
34
UNKNOWN
UNKNOWN
RT_GROUP_ICON

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start spoofer.exe jsc.exe

Process information

PID
CMD
Path
Indicators
Parent process
116"C:\Users\admin\AppData\Local\Temp\Spoofer.exe" C:\Users\admin\AppData\Local\Temp\Spoofer.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
CertReq.exe
Exit code:
0
Version:
10.0.14393.3053
Modules
Images
c:\users\admin\appdata\local\temp\spoofer.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
2376"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
Spoofer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
jsc.exe
Exit code:
0
Version:
14.7.3062.0 built by: NET472REL1
Modules
Images
c:\windows\microsoft.net\framework\v4.0.30319\jsc.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
Total events
65
Read events
41
Write events
24
Delete events
0

Modification events

(PID) Process:(116) Spoofer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders
Operation:writeName:Startup
Value:
C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\EllaLeeSecurity
(PID) Process:(116) Spoofer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders
Operation:writeName:Startup
Value:
%USERPROFILE%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\EllaLeeSecurity
(PID) Process:(2376) jsc.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(2376) jsc.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\jsc_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
Executable files
1
Suspicious files
5
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2376jsc.exeC:\Users\admin\AppData\Local\Temp\CabACD.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\TarACE.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\CabAEF.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\TarAF0.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\TarB6F.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\CabBDD.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\TarBDE.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\CabC1E.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\TarC1F.tmp
MD5:
SHA256:
2376jsc.exeC:\Users\admin\AppData\Local\Temp\CabB6E.tmpcompressed
MD5:
SHA256:
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2376
jsc.exe
GET
200
93.184.221.240:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
57.5 Kb
whitelisted
2376
jsc.exe
GET
304
93.184.221.240:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
57.5 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2376
jsc.exe
104.23.99.190:443
pastebin.com
Cloudflare Inc
US
malicious
2376
jsc.exe
93.114.128.73:8808
Eniasan Srl
RO
unknown
2376
jsc.exe
93.184.221.240:80
www.download.windowsupdate.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
pastebin.com
  • 104.23.99.190
  • 104.23.98.190
malicious
www.download.windowsupdate.com
  • 93.184.221.240
whitelisted

Threats

No threats detected
No debug info