File name:

brain.exe

Full analysis: https://app.any.run/tasks/ab3810bd-f41c-432d-8c41-29ec78b883cd
Verdict: Malicious activity
Threats:

LockBit, a ransomware variant, encrypts data on infected machines, demanding a ransom payment for decryption. Used in targeted attacks, It's a significant risk to organizations.

Analysis date: April 18, 2025, 15:19:28
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
ransomware
stealer
lockbit
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, 6 sections
MD5:

448F1796FE8DE02194B21C0715E0A5F6

SHA1:

935C0B39837319FDA571AA800B67D997B79C3198

SHA256:

EB82946FA0DE261E92F8F60AA878C9FEF9EBB34FDABABA66995403B110118B12

SSDEEP:

3072:nmhXodguLP/5qUpfDT6zT73Ew8Ym9wV9JyknP7SAy:bKzkw8YKwVLyknzSA

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

    • Known privilege escalation attack

      • dllhost.exe (PID: 680)
    • RANSOMWARE has been detected

      • brain.exe (PID: 5364)
    • [YARA] LockBit is detected

      • brain.exe (PID: 5364)
    • Steals credentials from Web Browsers

      • brain.exe (PID: 5364)
  • SUSPICIOUS

    • Write to the desktop.ini file (may be used to cloak folders)

      • brain.exe (PID: 5364)
    • Reads security settings of Internet Explorer

      • ShellExperienceHost.exe (PID: 5008)
  • INFO

    • Checks supported languages

      • brain.exe (PID: 6392)
      • brain.exe (PID: 5364)
      • ShellExperienceHost.exe (PID: 5008)
    • Reads security settings of Internet Explorer

      • dllhost.exe (PID: 680)
      • notepad.exe (PID: 7628)
      • notepad.exe (PID: 7768)
      • notepad.exe (PID: 7724)
      • notepad.exe (PID: 7824)
      • notepad.exe (PID: 7680)
    • Reads the computer name

      • brain.exe (PID: 6392)
      • brain.exe (PID: 5364)
      • ShellExperienceHost.exe (PID: 5008)
    • Reads the machine GUID from the registry

      • brain.exe (PID: 6392)
    • Creates files or folders in the user directory

      • brain.exe (PID: 5364)
    • Manual execution by a user

      • notepad.exe (PID: 7628)
      • notepad.exe (PID: 7680)
      • notepad.exe (PID: 7724)
      • notepad.exe (PID: 7768)
      • notepad.exe (PID: 7824)
    • Create files in a temporary directory

      • brain.exe (PID: 5364)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.dll | Win32 Dynamic Link Library (generic) (38.3)
.exe | Win32 Executable (generic) (26.2)
.exe | Win16/32 Executable Delphi generic (12)
.exe | Generic Win/DOS Executable (11.6)
.exe | DOS Executable Generic (11.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2022:09:09 01:27:01+00:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 14.12
CodeSize: 99328
InitializedDataSize: 50688
UninitializedDataSize: -
EntryPoint: 0x1946f
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
140
Monitored processes
11
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start brain.exe no specs CMSTPLUA THREAT brain.exe shellexperiencehost.exe no specs sppextcomobj.exe no specs slui.exe no specs notepad.exe no specs notepad.exe no specs notepad.exe no specs notepad.exe no specs notepad.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
680C:\WINDOWS\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}C:\Windows\SysWOW64\dllhost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\dllhost.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\ucrtbase.dll
c:\windows\syswow64\combase.dll
2144"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEventC:\Windows\System32\slui.exeSppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.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\system32\bcrypt.dll
c:\windows\system32\user32.dll
5008"C:\WINDOWS\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mcaC:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Shell Experience Host
Version:
10.0.19041.3758 (WinBuild.160101.0800)
Modules
Images
c:\windows\systemapps\shellexperiencehost_cw5n1h2txyewy\shellexperiencehost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\dxgi.dll
5364"C:\Users\admin\AppData\Local\Temp\brain.exe" C:\Users\admin\AppData\Local\Temp\brain.exe
dllhost.exe
User:
admin
Integrity Level:
HIGH
Modules
Images
c:\users\admin\appdata\local\temp\brain.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\gdi32.dll
c:\windows\syswow64\win32u.dll
5800C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sppextcomobj.exe
c:\windows\system32\ntdll.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\system32\bcrypt.dll
c:\windows\system32\oleaut32.dll
6392"C:\Users\admin\AppData\Local\Temp\brain.exe" C:\Users\admin\AppData\Local\Temp\brain.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\brain.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\gdi32.dll
7628"C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\sYMY1N6ah.README.txtC:\Windows\System32\notepad.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Notepad
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\notepad.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\user32.dll
7680"C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\sYMY1N6ah.README.txtC:\Windows\System32\notepad.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Notepad
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\notepad.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\user32.dll
7724"C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\sYMY1N6ah.README.txtC:\Windows\System32\notepad.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Notepad
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\notepad.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\user32.dll
7768"C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\sYMY1N6ah.README.txtC:\Windows\System32\notepad.exeexplorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Notepad
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\notepad.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\user32.dll
Total events
2 614
Read events
2 611
Write events
3
Delete events
0

Modification events

(PID) Process:(680) dllhost.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:SlowContextMenuEntries
Value:
6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000
(PID) Process:(5008) ShellExperienceHost.exeKey:\REGISTRY\A\{2aaba1c4-0219-3778-0a25-469a3dd1282b}\LocalState
Operation:writeName:PeekBadges
Value:
5B005D000000FA11804D75B0DB01
Executable files
9
Suspicious files
924
Text files
940
Unknown types
0

Dropped files

PID
Process
Filename
Type
5364brain.exeC:\$Recycle.Bin\S-1-5-18\desktop.inibinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\BBBBBBBBBBBbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\DDDDDDDDDDDbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\CCCCCCCCCCCbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\AAAAAAAAAAAbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\EEEEEEEEEEEbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\FFFFFFFFFFFbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\sYMY1N6ah.README.txttext
MD5:DEB2E0756D331362D57AD9FE408C4FF3
SHA256:1DDACEE1D25936970279557169037A335B362F86C3797DED625D68077BD0145C
5364brain.exeC:\$Recycle.Bin\S-1-5-18\HHHHHHHHHHHbinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
5364brain.exeC:\$Recycle.Bin\S-1-5-18\OOOOOOOOOOObinary
MD5:E5B3F70B703DE9EBE5D97142BED432E0
SHA256:02013D697A87A755847D9F6A1DB0DE8B3BE8C254A0CBE83D1849196D81901D66
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
17
DNS requests
12
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
7528
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
GET
200
23.216.77.10:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
6544
svchost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
7528
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
whitelisted
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
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
23.216.77.10:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
3216
svchost.exe
172.211.123.248:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
4
System
192.168.100.255:137
whitelisted
6544
svchost.exe
40.126.32.76:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6544
svchost.exe
2.17.190.73:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
2104
svchost.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
7528
SIHClient.exe
20.109.210.53:443
slscr.update.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
7528
SIHClient.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
  • 51.124.78.146
whitelisted
crl.microsoft.com
  • 23.216.77.10
  • 23.216.77.9
  • 23.216.77.30
  • 23.216.77.21
  • 23.216.77.23
  • 23.216.77.18
  • 23.216.77.29
whitelisted
google.com
  • 216.58.206.78
whitelisted
client.wns.windows.com
  • 172.211.123.248
whitelisted
login.live.com
  • 40.126.32.76
  • 20.190.160.5
  • 40.126.32.74
  • 20.190.160.17
  • 20.190.160.22
  • 20.190.160.128
  • 40.126.32.140
  • 20.190.160.65
whitelisted
ocsp.digicert.com
  • 2.17.190.73
whitelisted
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 13.95.31.18
whitelisted

Threats

No threats detected
No debug info