File name:

notmyfault.exe

Full analysis: https://app.any.run/tasks/9b373ae8-13f0-4bb8-8a73-63a5b21706bc
Verdict: Malicious activity
Analysis date: July 14, 2023, 14:30:01
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

833D5BBDF80D17A384E9B27798EA4D6C

SHA1:

4AB55A97E76FD2CDB55ED305C984D87E9A06B1B1

SHA256:

41DDB886060471D702693CBFF1E7AA73C8ADA5B29D9EE313DE9972AB663A100D

SSDEEP:

6144:whvkHmbGp7MCvRDlfJHbwZCjO0fNg1iyk:whMGbGlR5Pm1i/

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

    • Creates a writable file the system directory

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

    • Creates files in the driver directory

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

    • Drops a system driver (possible attempt to evade defenses)

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

  • INFO

    • Reads Environment values

      • notmyfault.exe (PID: 2852)

    • Reads product name

      • notmyfault.exe (PID: 2852)

    • Checks supported languages

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

    • Reads the computer name

      • notmyfault.exe (PID: 2852)
      • notmyfault.exe (PID: 1928)

    • Manual execution by a user

      • notmyfault.exe (PID: 1928)
      • explorer.exe (PID: 3176)

    • The process checks LSA protection

      • explorer.exe (PID: 3176)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable (generic) (52.9)
.exe | Generic Win/DOS Executable (23.5)
.exe | DOS Executable Generic (23.5)

EXIF

EXE

ProductVersion: 4.21
ProductName: Sysinternals NotMyfault
OriginalFileName: NotMyfault.exe
LegalCopyright: Copyright (C) 2002-2022 Mark Russinovich
InternalName: Sysinternals NotMyfault
FileVersion: 4.21
FileDescription: Driver Bug Test Program
CompanyName: Sysinternals - www.sysinternals.com
CharacterSet: Unicode
LanguageCode: English (U.S.)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Windows NT 32-bit
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 4.21.0.0
FileVersionNumber: 4.21.0.0
Subsystem: Windows GUI
SubsystemVersion: 6
ImageVersion: -
OSVersion: 6
EntryPoint: 0x3fdb
UninitializedDataSize: -
InitializedDataSize: 165888
CodeSize: 132096
LinkerVersion: 14.33
PEType: PE32
ImageFileCharacteristics: Executable, 32-bit
TimeStamp: 2022:09:29 16:22:37+00:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 29-Sep-2022 16:22:37
Detected languages:
  • English - United States
Debug artifacts:
  • D:\a\1\s\exe\Win32\Release\NotMyFault.pdb
CompanyName: Sysinternals - www.sysinternals.com
FileDescription: Driver Bug Test Program
FileVersion: 4.21
InternalName: Sysinternals NotMyfault
LegalCopyright: Copyright (C) 2002-2022 Mark Russinovich
OriginalFilename: NotMyfault.exe
ProductName: Sysinternals NotMyfault
ProductVersion: 4.21

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: 0x00000118

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 29-Sep-2022 16:22:37
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
0x00001000
0x00020353
0x00020400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.64884
.rdata
0x00022000
0x0000EDEE
0x0000EE00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.09672
.data
0x00031000
0x00001564
0x00000C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.71135
.rsrc
0x00033000
0x00016BE8
0x00016C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.8716
.reloc
0x0004A000
0x00001674
0x00001800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.44242

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.05508
649
UNKNOWN
English - United States
RT_MANIFEST
2
3.21081
2216
UNKNOWN
English - United States
RT_ICON
3
1.98655
1384
UNKNOWN
English - United States
RT_ICON
4
7.97767
41520
UNKNOWN
English - United States
RT_ICON
5
4.18492
9640
UNKNOWN
English - United States
RT_ICON
6
4.56482
4264
UNKNOWN
English - United States
RT_ICON
7
4.31149
1128
UNKNOWN
English - United States
RT_ICON
CRASH
3.44088
1364
UNKNOWN
English - United States
RT_DIALOG
HANG
3.3729
878
UNKNOWN
English - United States
RT_DIALOG
LEAK
3.38026
1204
UNKNOWN
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
SHLWAPI.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
4
Malicious processes
0
Suspicious processes
2

Behavior graph

Click at the process to see the details
start notmyfault.exe notmyfault.exe explorer.exe no specs notmyfault.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1928"C:\Users\admin\Desktop\notmyfault.exe" C:\Users\admin\Desktop\notmyfault.exe
explorer.exe
User:
admin
Company:
Sysinternals - www.sysinternals.com
Integrity Level:
HIGH
Description:
Driver Bug Test Program
Exit code:
0
Version:
4.21
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\desktop\notmyfault.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
2632"C:\Users\admin\Desktop\notmyfault.exe" C:\Users\admin\Desktop\notmyfault.exe—explorer.exe
User:
admin
Company:
Sysinternals - www.sysinternals.com
Integrity Level:
MEDIUM
Description:
Driver Bug Test Program
Exit code:
3221226540
Version:
4.21
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\desktop\notmyfault.exe
2852"C:\Users\admin\Desktop\notmyfault.exe" C:\Users\admin\Desktop\notmyfault.exe
explorer.exe
User:
admin
Company:
Sysinternals - www.sysinternals.com
Integrity Level:
HIGH
Description:
Driver Bug Test Program
Exit code:
0
Version:
4.21
Modules
Images
c:\users\admin\desktop\notmyfault.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
3176"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ntdll.dll
c:\windows\explorer.exe
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
Total events
199
Read events
198
Write events
1
Delete events
0

Modification events

(PID) Process:(1928) notmyfault.exeKey:HKEY_CURRENT_USER\Software\Sysinternals\NotMyFault
Operation:writeName:EulaAccepted
Value:
1
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
1928notmyfault.exeC:\Windows\system32\drivers\myfault.sysexecutable
MD5:D5ADEA32410F975EA943521DA0F7F31F
SHA256:49C93B06246D47522E1A9CB9B1F5E0513DB736BC466983EEBFBF4445479D9419
2852notmyfault.exeC:\Windows\system32\drivers\myfault.sysexecutable
MD5:D5ADEA32410F975EA943521DA0F7F31F
SHA256:49C93B06246D47522E1A9CB9B1F5E0513DB736BC466983EEBFBF4445479D9419
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
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
4
System
192.168.100.255:138
—
—
—
whitelisted
3388
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
1096
svchost.exe
224.0.0.252:5355
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
notmyfault.exe