File name:

SolaraB2.zip

Full analysis: https://app.any.run/tasks/bc11f5a5-753b-448e-a9ab-3233798451de
Verdict: Malicious activity
Analysis date: July 03, 2024, 03:05:11
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract, compression method=store
MD5:

EA418B261E24A56105A6D328B60E9CC7

SHA1:

4F89568A40FFF23B381EB1009A764CC7EAF6580C

SHA256:

DA9098D4713D46C44B95758BDF17E3D2FA1633B3130C7BE47B7111132DC051FF

SSDEEP:

6144:/tRudIww5pmYY6XcHQGeWwYg17lPS3otHCsJZgTxHoJNrgnHwbqhYB2N:lRudIJ5K6XcHbKPXHCsJWsN8nQbqR

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

    • Drops the executable file immediately after the start

      • WinRAR.exe (PID: 436)
      • msiexec.exe (PID: 3908)

  • SUSPICIOUS

    • Reads the Windows owner or organization settings

      • msiexec.exe (PID: 3908)

    • Checks Windows Trust Settings

      • msiexec.exe (PID: 3908)

  • INFO

    • Manual execution by a user

      • SolaraBootstrapper.exe (PID: 5432)
      • SolaraBootstrapper.exe (PID: 3716)

    • Checks supported languages

      • SolaraBootstrapper.exe (PID: 3716)
      • msiexec.exe (PID: 3908)
      • msiexec.exe (PID: 524)
      • msiexec.exe (PID: 1588)

    • Reads the computer name

      • SolaraBootstrapper.exe (PID: 3716)
      • msiexec.exe (PID: 3908)
      • msiexec.exe (PID: 1588)
      • msiexec.exe (PID: 524)

    • Reads the machine GUID from the registry

      • SolaraBootstrapper.exe (PID: 3716)
      • msiexec.exe (PID: 3908)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 436)
      • msiexec.exe (PID: 3908)

    • Create files in a temporary directory

      • SolaraBootstrapper.exe (PID: 3716)

    • Disables trace logs

      • SolaraBootstrapper.exe (PID: 3716)

    • Checks proxy server information

      • SolaraBootstrapper.exe (PID: 3716)

    • Reads the software policy settings

      • SolaraBootstrapper.exe (PID: 3716)
      • msiexec.exe (PID: 3908)

    • Reads Environment values

      • SolaraBootstrapper.exe (PID: 3716)

    • Creates files or folders in the user directory

      • msiexec.exe (PID: 3908)

    • Application launched itself

      • msiexec.exe (PID: 3908)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: None
ZipModifyDate: 2024:06:16 14:45:06
ZipCRC: 0x00000000
ZipCompressedSize: -
ZipUncompressedSize: -
ZipFileName: SolaraB2/Solara/
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
134
Monitored processes
9
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe rundll32.exe no specs solarabootstrapper.exe no specs solarabootstrapper.exe conhost.exe no specs msiexec.exe no specs msiexec.exe msiexec.exe no specs msiexec.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
436"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\SolaraB2.zipC:\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
524C:\Windows\System32\MsiExec.exe -Embedding 5A34A355E0A7925C43EBF0E686D0DC37C:\Windows\System32\msiexec.exe—msiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows® installer
Version:
5.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
1588C:\Windows\syswow64\MsiExec.exe -Embedding CABFB00BDB99E8B5996212CEC0C95530C:\Windows\SysWOW64\msiexec.exe—msiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows® installer
Version:
5.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\msiexec.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\aclayers.dll
1736"msiexec" /i "C:\Users\admin\AppData\Local\Temp\node-v18.16.0-x64.msi" /qnC:\Windows\SysWOW64\msiexec.exe—SolaraBootstrapper.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows® installer
Version:
5.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\msiexec.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\aclayers.dll
1796C:\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
3124\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—SolaraBootstrapper.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Console Window Host
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
3716"C:\Users\admin\AppData\Local\Temp\SolaraB2\SolaraB2\Solara\SolaraBootstrapper.exe" C:\Users\admin\AppData\Local\Temp\SolaraB2\SolaraB2\Solara\SolaraBootstrapper.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Description:
SolaraBootstrapper
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\solarab2\solarab2\solara\solarabootstrapper.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\mscoree.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
3908C:\WINDOWS\system32\msiexec.exe /VC:\Windows\System32\msiexec.exe
services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows® installer
Version:
5.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\msiexec.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
5432"C:\Users\admin\AppData\Local\Temp\SolaraB2\SolaraB2\Solara\SolaraBootstrapper.exe" C:\Users\admin\AppData\Local\Temp\SolaraB2\SolaraB2\Solara\SolaraBootstrapper.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
SolaraBootstrapper
Exit code:
3221226540
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\solarab2\solarab2\solara\solarabootstrapper.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
Total events
12 082
Read events
12 055
Write events
27
Delete events
0

Modification events

(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\GoogleChromeEnterpriseBundle64.zip
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\SolaraB2.zip
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(436) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\DialogEditHistory\ExtrPath
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\SolaraB2
(PID) Process:(3716) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing
Operation:writeName:EnableConsoleTracing
Value:
0
Executable files
8
Suspicious files
8
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
3716SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\node-v18.16.0-x64.msi —
MD5:—
SHA256:—
3908msiexec.exeC:\WINDOWS\Installer\1ba768.msi —
MD5:—
SHA256:—
3908msiexec.exeC:\WINDOWS\Installer\MSIA9FA.tmpexecutable
MD5:A3AE5D86ECF38DB9427359EA37A5F646
SHA256:C8D190D5BE1EFD2D52F72A72AE9DFA3940AB3FACEB626405959349654FE18B74
3908msiexec.exeC:\WINDOWS\Installer\MSIB9BD.tmpexecutable
MD5:A3AE5D86ECF38DB9427359EA37A5F646
SHA256:C8D190D5BE1EFD2D52F72A72AE9DFA3940AB3FACEB626405959349654FE18B74
3908msiexec.exeC:\WINDOWS\TEMP\~DFEABE018D01DA61F8.TMPbinary
MD5:976E4E95FA288EEB72B6E1B9E54814B9
SHA256:A67B6DF5DCA905A0EB9EBC265552D3045C520BDA7FA37892DF6659831421ABFC
3908msiexec.exeC:\WINDOWS\Installer\MSIAEAE.tmpbinary
MD5:5AA1BCCD8CA9DA4677EB0FE3F923C9AF
SHA256:01197FE89F128E86973E3B8A1626863F4314C16A69FFC6B56CA89FB0923BC403
3908msiexec.exeC:\WINDOWS\Installer\MSIB19E.tmpexecutable
MD5:A3AE5D86ECF38DB9427359EA37A5F646
SHA256:C8D190D5BE1EFD2D52F72A72AE9DFA3940AB3FACEB626405959349654FE18B74
3908msiexec.exeC:\WINDOWS\Installer\inprogressinstallinfo.ipibinary
MD5:976E4E95FA288EEB72B6E1B9E54814B9
SHA256:A67B6DF5DCA905A0EB9EBC265552D3045C520BDA7FA37892DF6659831421ABFC
3908msiexec.exeC:\WINDOWS\Installer\MSIA9AA.tmpexecutable
MD5:9FE9B0ECAEA0324AD99036A91DB03EBB
SHA256:E2CCE64916E405976A1D0C522B44527D12B1CBA19DE25DA62121CF5F41D184C9
436WinRAR.exeC:\Users\admin\AppData\Local\Temp\SolaraB2\SolaraB2\Solara\SolaraBootstrapper.exeexecutable
MD5:36B62BA7D1B5E149A2C297F11E0417EE
SHA256:8353C5ACE62FDA6ABA330FB3396E4AAB11D7E0476F815666BD96A978724B9E0C
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
53
DNS requests
16
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1544
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
unknown
4656
SearchApp.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
—
—
unknown
3040
OfficeClickToRun.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D
unknown
—
—
unknown
2204
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
1672
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
unknown
3068
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
1672
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
—
—
unknown
3908
msiexec.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSnR4FoxLLkI7vkvsUIFlZt%2BlGH3gQUWsS5eyoKo6XqcQPAYPkt9mV1DlgCEAOO2y%2FG5AVzGnYPFRYUTIU%3D
unknown
—
—
unknown
3908
msiexec.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBT3xL4LQLXDRDM9P665TW442vrsUQQUReuir%2FSSy4IxLVGLp6chnfNtyA8CEAQJGBtf1btmdVNDtW%2BVUAg%3D
unknown
—
—
unknown
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
4032
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
2212
RUXIMICS.exe
4.231.128.59:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
4656
SearchApp.exe
2.23.209.149:443
www.bing.com
Akamai International B.V.
GB
unknown
4656
SearchApp.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
1544
svchost.exe
20.190.159.75:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1544
svchost.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
4656
SearchApp.exe
104.126.37.178:443
r.bing.com
Akamai International B.V.
DE
unknown
1060
svchost.exe
184.28.89.167:443
go.microsoft.com
AKAMAI-AS
US
unknown

DNS requests

Domain
IP
Reputation
www.bing.com
  • 2.23.209.149
  • 2.23.209.187
  • 2.23.209.130
  • 2.23.209.133
  • 2.23.209.182
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
login.live.com
  • 20.190.159.75
  • 20.190.159.23
  • 20.190.159.71
  • 20.190.159.0
  • 40.126.31.69
  • 20.190.159.73
  • 40.126.31.67
  • 20.190.159.2
whitelisted
r.bing.com
  • 104.126.37.178
  • 104.126.37.153
  • 104.126.37.139
  • 104.126.37.154
  • 104.126.37.186
  • 104.126.37.171
  • 104.126.37.155
  • 104.126.37.160
  • 104.126.37.176
whitelisted
go.microsoft.com
  • 184.28.89.167
whitelisted
self.events.data.microsoft.com
  • 52.168.117.168
whitelisted
arc.msn.com
  • 20.199.58.43
  • 20.103.156.88
whitelisted
fd.api.iris.microsoft.com
  • 20.199.58.43
whitelisted
slscr.update.microsoft.com
  • 52.165.165.26
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted

Threats

No threats detected
No debug info
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Reports
SolaraB2.zip