File name:

SILVERBULLET.rar

Full analysis: https://app.any.run/tasks/62209385-ee8b-49c4-a8b6-422730b22c4c
Verdict: Malicious activity
Analysis date: April 29, 2025, 17:48:32
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

6A3C1F83B07FABB38DD766C63807F89D

SHA1:

26095681F6BF4D548F99B40CACC4BC28D388F200

SHA256:

C5B6B9BFD3C87CA972117B696D370B5FB846ACCDAE657D18E8474AD163E245A8

SSDEEP:

98304:4FEpqJSt2N/pQ62Uiv4LnUUWQT4uJwDR07+bdiM+HMw9iiHSjPHy+9nZsu/JZ9KU:pHujRI9A3xy

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

    • Adds path to the Windows Defender exclusion list

      • SILVERBULLET.exe (PID: 4188)
      • GMCPJO.exe (PID: 5352)

    • Changes Windows Defender settings

      • GMCPJO.exe (PID: 5352)
      • SILVERBULLET.exe (PID: 4188)

    • Uses Task Scheduler to run other applications

      • GMCPJO.exe (PID: 5352)

  • SUSPICIOUS

    • Application launched itself

      • SILVERBULLET.exe (PID: 668)

    • Starts a Microsoft application from unusual location

      • SILVERBULLET.exe (PID: 668)
      • SILVERBULLET.exe (PID: 4188)

    • Process drops legitimate windows executable

      • WinRAR.exe (PID: 2384)

    • Reads security settings of Internet Explorer

      • WinRAR.exe (PID: 2384)
      • SILVERBULLET.exe (PID: 4188)
      • SILVERBULLET.exe (PID: 668)
      • GMCPJO.exe (PID: 5352)

    • Executing commands from a ".bat" file

      • SILVERBULLET.exe (PID: 4188)

    • Starts CMD.EXE for commands execution

      • SILVERBULLET.exe (PID: 4188)

    • Uses TIMEOUT.EXE to delay execution

      • cmd.exe (PID: 7012)

    • Starts POWERSHELL.EXE for commands execution

      • GMCPJO.exe (PID: 5352)
      • SILVERBULLET.exe (PID: 4188)

    • Script adds exclusion path to Windows Defender

      • GMCPJO.exe (PID: 5352)
      • SILVERBULLET.exe (PID: 4188)

  • INFO

    • Process checks computer location settings

      • SILVERBULLET.exe (PID: 668)
      • SILVERBULLET.exe (PID: 4188)
      • GMCPJO.exe (PID: 5352)

    • Checks supported languages

      • SILVERBULLET.exe (PID: 4188)
      • SILVERBULLET.exe (PID: 668)
      • GMCPJO.exe (PID: 5352)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2384)

    • The sample compiled with english language support

      • WinRAR.exe (PID: 2384)

    • Creates files in the program directory

      • SILVERBULLET.exe (PID: 4188)

    • Reads the computer name

      • SILVERBULLET.exe (PID: 668)
      • SILVERBULLET.exe (PID: 4188)
      • GMCPJO.exe (PID: 5352)

    • Checks if a key exists in the options dictionary (POWERSHELL)

      • powershell.exe (PID: 4212)
      • powershell.exe (PID: 6388)
      • powershell.exe (PID: 1532)
      • powershell.exe (PID: 2564)

    • Create files in a temporary directory

      • SILVERBULLET.exe (PID: 4188)

    • Script raised an exception (POWERSHELL)

      • powershell.exe (PID: 4212)
      • powershell.exe (PID: 2564)
      • powershell.exe (PID: 1532)
      • powershell.exe (PID: 6388)
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
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
148
Monitored processes
19
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe sppextcomobj.exe no specs slui.exe no specs silverbullet.exe no specs silverbullet.exe powershell.exe no specs conhost.exe no specs powershell.exe no specs conhost.exe no specs cmd.exe no specs conhost.exe no specs timeout.exe no specs gmcpjo.exe no specs powershell.exe no specs conhost.exe no specs powershell.exe no specs conhost.exe no specs schtasks.exe no specs conhost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
668"C:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\SILVERBULLET.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\SILVERBULLET.exe—WinRAR.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Logon Application
Exit code:
1
Version:
10.0.17134.1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exb2384.23905\silverbullet\silverbullet.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\advapi32.dll
1040\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
1532"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData'C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe—GMCPJO.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\windowspowershell\v1.0\powershell.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\msvcrt.dll
2288"C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /RL HIGHEST /tn "GMCPJO" /tr C:\ProgramData\trgrttre\GMCPJO.exe /fC:\Windows\SysWOW64\schtasks.exe—GMCPJO.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Task Scheduler Configuration Tool
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\schtasks.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\msvcrt.dll
2384"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\SILVERBULLET.rarC:\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
2564"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\admin\AppData\Roaming'C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe—GMCPJO.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\windowspowershell\v1.0\powershell.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\msvcrt.dll
3768"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
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
4152\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—schtasks.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
4188"C:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\SILVERBULLET.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\SILVERBULLET.exe
SILVERBULLET.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Logon Application
Exit code:
0
Version:
10.0.17134.1
Modules
Images
c:\users\admin\appdata\local\temp\rar$exb2384.23905\silverbullet\silverbullet.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\advapi32.dll
4212"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData'C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe—SILVERBULLET.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\windowspowershell\v1.0\powershell.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\msvcrt.dll
Total events
24 323
Read events
24 314
Write events
9
Delete events
0

Modification events

(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\preferences.zip
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\chromium_ext.zip
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\omni_23_10_2024_.zip
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\SILVERBULLET.rar
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2384) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface
Operation:writeName:ShowPassword
Value:
0
Executable files
25
Suspicious files
16
Text files
17
Unknown types
0

Dropped files

PID
Process
Filename
Type
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\SILVERBULLET.exe —
MD5:—
SHA256:—
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\bearer\qnativewifibearer.dllexecutable
MD5:A8BCA50F7966F578B127D1E24FC2430F
SHA256:C209D080A62F5E67DDC01A3AE6B4F9B103FAF4104C93B7DBB5FFA8D548BF0CD5
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qdds.dllexecutable
MD5:3FDB8D8407CCCFAA0290036CC0107906
SHA256:3A71A119EEABCE867B57636070ADEB057443A6EC262BE1360F344CB3905545DB
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\iconengines\qsvgicon.dllexecutable
MD5:90BB882A4B5E3427F328259530AA1B3B
SHA256:B2B420AA1805D8B5DC15CCB74DD664D10BD6BA422743F5043A557A701C8A1778
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qicns.dllexecutable
MD5:52C6978203CA20BEEAD6E8872E80D39F
SHA256:E665F3519309BAE42E0E62F459ECC511701DDDDF94599EBFD213D0A71775C462
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qtiff.dllexecutable
MD5:756D047A93D72771578286E621585ED2
SHA256:F9EBF4C98C1E0179CD76A1985386928FDB9E6F459E2238ED5530D160DF4F0923
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qsvg.dllexecutable
MD5:2831B334B8EDF842CE273B3DD0ACE1F8
SHA256:6BAE9AF6A7790FBDEE87B7EFA53D31D8AFF0AB49BDAAEFD3FB87A8CC7D4E8A90
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qjpeg.dllexecutable
MD5:3232706A63E7CDF217B8ED674179706C
SHA256:45C1F50C922AC1D9D4108E37F49981FD94F997667E23085CB2EA226D406C5602
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\imageformats\qwbmp.dllexecutable
MD5:131A58669BE7B3850C46D8E841DA5D4E
SHA256:043F3ACF1DC4F4780721DF106046C597262D7344C4B4894E0BE55858B9FAD00E
2384WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2384.23905\SILVERBULLET\libeay32.dllexecutable
MD5:67130D64A3C2B4B792C4F5F955B37287
SHA256:7581F48B16BD9C959491730E19687656F045AFBAB59222C0BABA52B25D1055BE
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
20
DNS requests
14
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5496
MoUsoCoreWorker.exe
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
23.216.77.21:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
6544
svchost.exe
GET
200
184.30.131.245:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
5380
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
5380
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
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
5496
MoUsoCoreWorker.exe
23.216.77.21:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5496
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
2104
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3216
svchost.exe
172.211.123.248:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
6544
svchost.exe
40.126.31.71:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
6544
svchost.exe
184.30.131.245:80
ocsp.digicert.com
AKAMAI-AS
US
whitelisted
2104
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.216.77.21
  • 23.216.77.23
  • 23.216.77.10
  • 23.216.77.29
  • 23.216.77.14
  • 23.216.77.25
  • 23.216.77.30
whitelisted
google.com
  • 142.250.184.238
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
settings-win.data.microsoft.com
  • 51.104.136.2
  • 40.127.240.158
whitelisted
client.wns.windows.com
  • 172.211.123.248
whitelisted
login.live.com
  • 40.126.31.71
  • 20.190.159.71
  • 20.190.159.129
  • 20.190.159.4
  • 40.126.31.2
  • 40.126.31.130
  • 40.126.31.0
  • 20.190.159.128
whitelisted
ocsp.digicert.com
  • 184.30.131.245
whitelisted
slscr.update.microsoft.com
  • 172.202.163.200
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted

Threats

No threats detected
No debug info
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Reports
SILVERBULLET.rar