File name:

svchos (1).rar

Full analysis: https://app.any.run/tasks/9a51418b-d182-43c1-8f4c-307100b84407
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.

Malware Trends Tracker     >>>
Analysis date: April 29, 2025, 19:37:43
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
ransomware
lockbit
arch-exec
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

E181B965714E9C5BF5799166ACAC5FA3

SHA1:

0D398F55F741D321723C797F4F1EDEE12469D801

SHA256:

4BC3C6475A2F3F2CBD0545ECC89CF2F378717F152DB3DF24FE7A730C0E1DC125

SSDEEP:

1536:Qr/CpyYGFU6rYe/8Tn5wP2YfOcBFqP6EawrGWCLt:Qr/CpynxrYe05wPnftyP4wB6t

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: 7864)

    • Renames files like ransomware

      • svchos.exe (PID: 7980)

    • [YARA] LockBit is detected

      • svchos.exe (PID: 7980)

  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • WinRAR.exe (PID: 7328)
      • ShellExperienceHost.exe (PID: 4024)

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

      • svchos.exe (PID: 7980)

    • Executable content was dropped or overwritten

      • svchos.exe (PID: 7980)

    • There is functionality for taking screenshot (YARA)

      • svchos.exe (PID: 7980)

  • INFO

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 7328)

    • Reads the computer name

      • svchos.exe (PID: 7600)
      • svchos.exe (PID: 7980)
      • ShellExperienceHost.exe (PID: 4024)
      • SearchApp.exe (PID: 7444)

    • Checks supported languages

      • svchos.exe (PID: 7600)
      • svchos.exe (PID: 7980)
      • ShellExperienceHost.exe (PID: 4024)
      • SearchApp.exe (PID: 7444)

    • Reads the machine GUID from the registry

      • svchos.exe (PID: 7600)
      • SearchApp.exe (PID: 7444)
      • svchos.exe (PID: 7980)

    • Reads security settings of Internet Explorer

      • dllhost.exe (PID: 7864)

    • Creates files in the program directory

      • svchos.exe (PID: 7980)

    • Process checks computer location settings

      • SearchApp.exe (PID: 7444)

    • Reads the software policy settings

      • SearchApp.exe (PID: 7444)

    • Checks proxy server information

      • SearchApp.exe (PID: 7444)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v5.0) (61.5)
.rar | RAR compressed archive (gen) (38.4)

EXIF

ZIP

FileVersion: RAR v5
CompressedSize: 85359
UncompressedSize: 148480
OperatingSystem: Win32
ArchivedFileName: svchos.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
144
Monitored processes
9
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe sppextcomobj.exe no specs slui.exe no specs svchos.exe no specs CMSTPLUA #LOCKBIT svchos.exe shellexperiencehost.exe no specs rundll32.exe no specs searchapp.exe

Process information

PID
CMD
Path
Indicators
Parent process
4024"C:\WINDOWS\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mcaC:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe—svchost.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\wincorlib.dll
4620C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -EmbeddingC:\Windows\System32\rundll32.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\rundll32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\shcore.dll
c:\windows\system32\imagehlp.dll
7328"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\svchos (1).rar"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
7444"C:\WINDOWS\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mcaC:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Search application
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\systemapps\microsoft.windows.search_cw5n1h2txyewy\searchapp.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ntmarta.dll
c:\windows\system32\combase.dll
7480C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exe—svchost.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
7512"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.exe—SppExtComObj.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
7600"C:\Users\admin\AppData\Local\Temp\Rar$EXa7328.28124\svchos.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa7328.28124\svchos.exe—WinRAR.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa7328.28124\svchos.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\gdi32.dll
7864C:\WINDOWS\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}C:\Windows\SysWOW64\dllhost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\dllhost.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\ucrtbase.dll
c:\windows\syswow64\combase.dll
7980"C:\Users\admin\AppData\Local\Temp\Rar$EXa7328.28124\svchos.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa7328.28124\svchos.exe
dllhost.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa7328.28124\svchos.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
Total events
14 011
Read events
11 503
Write events
2 507
Delete events
1

Modification events

(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\preferences.zip
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\chromium_ext.zip
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\omni_23_10_2024_.zip
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\svchos (1).rar
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(7328) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(7864) dllhost.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:SlowContextMenuEntries
Value:
6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000
(PID) Process:(4024) ShellExperienceHost.exeKey:\REGISTRY\A\{9ae17598-0f84-d60b-cf8f-97d179339d53}\LocalState
Operation:writeName:PeekBadges
Value:
5B005D0000006EE71B363EB9DB01
Executable files
21
Suspicious files
2 131
Text files
1 217
Unknown types
0

Dropped files

PID
Process
Filename
Type
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\BBBBBBBBBBBbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\desktop.inibinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\DDDDDDDDDDDbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\ProgramData\wmh5Xfqkn.icoimage
MD5:88D9337C4C9CFE2D9AFF8A2C718EC76B
SHA256:95E059EF72686460884B9AEA5C292C22917F75D56FE737D43BE440F82034F438
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\IIIIIIIIIIIbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\Users\Administrator\Searches\winrt--{S-1-5-21-1693682860-607145093-2874071422-500}-.searchconnector-ms.wmh5Xfqknxml
MD5:F26188A4891D18E9C99D55118E1A06AE
SHA256:4EABB8A700B57032952A8AE8353B400D14A688690F92F15F9B84520E016CF5C7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\KKKKKKKKKKKbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\JJJJJJJJJJJbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\LLLLLLLLLLLbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
7980svchos.exeC:\$Recycle.Bin\S-1-5-18\MMMMMMMMMMMbinary
MD5:F910CA82A59AAB08519B08E136A94F89
SHA256:6B86E8895194DCA6B1213604DA0B7D4C1FB6D2A6F16C01AE7CCA6331CDB00BE7
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
34
DNS requests
19
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5496
MoUsoCoreWorker.exe
GET
200
23.216.77.19:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
—
—
GET
200
23.216.77.19:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
—
—
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
5496
MoUsoCoreWorker.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6544
svchost.exe
GET
200
23.54.109.203:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6272
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
6272
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
7444
SearchApp.exe
GET
200
2.23.77.188:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
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
192.168.100.255:137
—
—
—
whitelisted
—
—
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
—
—
23.216.77.19:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5496
MoUsoCoreWorker.exe
23.216.77.19:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
—
—
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
5496
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3216
svchost.exe
172.211.123.250:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
6544
svchost.exe
20.190.159.64:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
6544
svchost.exe
23.54.109.203:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 40.127.240.158
  • 20.73.194.208
whitelisted
google.com
  • 142.250.185.110
whitelisted
crl.microsoft.com
  • 23.216.77.19
  • 23.216.77.34
  • 23.216.77.30
  • 23.216.77.10
  • 23.216.77.43
  • 23.216.77.22
  • 23.216.77.29
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
client.wns.windows.com
  • 172.211.123.250
  • 172.211.123.249
whitelisted
login.live.com
  • 20.190.159.64
  • 20.190.159.128
  • 40.126.31.73
  • 20.190.159.2
  • 20.190.159.23
  • 20.190.159.73
  • 20.190.159.71
  • 40.126.31.131
whitelisted
ocsp.digicert.com
  • 23.54.109.203
  • 2.23.77.188
whitelisted
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted
www.bing.com
  • 2.16.241.218
  • 2.16.241.222
  • 2.16.241.205
  • 2.16.241.207
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
svchos (1).rar