File name:

SolaraBootstrapper.exe

Full analysis: https://app.any.run/tasks/8a0da08a-86f1-43d5-bead-7cf9b0462a50
Verdict: Malicious activity
Analysis date: May 30, 2024, 08:33:49
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

6557BD5240397F026E675AFB78544A26

SHA1:

839E683BF68703D373B6EAC246F19386BB181713

SHA256:

A7FECFC225DFDD4E14DCD4D1B4BA1B9F8E4D1984F1CDD8CDA3A9987E5D53C239

SSDEEP:

192:LSepQwnHxaR7cAcRIaqaLHmr/XKT0i0nTJ1tXVX+7pnBR:GqHAR7cnRIaqayzKAi0d1tVcpnB

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

      • SolaraBootstrapper.exe (PID: 6312)

  • SUSPICIOUS

    • Process drops legitimate windows executable

      • SolaraBootstrapper.exe (PID: 6312)

    • Executable content was dropped or overwritten

      • SolaraBootstrapper.exe (PID: 6312)

    • Reads the date of Windows installation

      • SolaraBootstrapper.exe (PID: 6312)

    • Reads security settings of Internet Explorer

      • SolaraBootstrapper.exe (PID: 6312)
      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • Reads the BIOS version

      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • The process drops C-runtime libraries

      • SolaraBootstrapper.exe (PID: 6312)

  • INFO

    • Reads the computer name

      • SolaraBootstrapper.exe (PID: 6312)
      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • Checks supported languages

      • SolaraBootstrapper.exe (PID: 6312)
      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • Reads the machine GUID from the registry

      • SolaraBootstrapper.exe (PID: 6312)
      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • Reads Environment values

      • SolaraBootstrapper.exe (PID: 6312)
      • cd57e4c171d6e8f5ea8b8f824a6a7316.exe (PID: 6888)

    • Disables trace logs

      • SolaraBootstrapper.exe (PID: 6312)

    • Create files in a temporary directory

      • SolaraBootstrapper.exe (PID: 6312)

    • Checks proxy server information

      • SolaraBootstrapper.exe (PID: 6312)

    • Reads the software policy settings

      • SolaraBootstrapper.exe (PID: 6312)

    • Dropped object may contain TOR URL's

      • SolaraBootstrapper.exe (PID: 6312)

    • Process checks computer location settings

      • SolaraBootstrapper.exe (PID: 6312)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (82.9)
.dll | Win32 Dynamic Link Library (generic) (7.4)
.exe | Win32 Executable (generic) (5.1)
.exe | Generic Win/DOS Executable (2.2)
.exe | DOS Executable Generic (2.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2054:05:05 20:04:52+00:00
ImageFileCharacteristics: Executable, Large address aware
PEType: PE32
LinkerVersion: 48
CodeSize: 10752
InitializedDataSize: 2048
UninitializedDataSize: -
EntryPoint: 0x4992
OSVersion: 4
ImageVersion: -
SubsystemVersion: 6
Subsystem: Windows command line
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: -
CompanyName: -
FileDescription: SolaraBootstrapper
FileVersion: 1.0.0.0
InternalName: SolaraBootstrapper.exe
LegalCopyright: Copyright © 2024
LegalTrademarks: -
OriginalFileName: SolaraBootstrapper.exe
ProductName: SolaraBootstrapper
ProductVersion: 1.0.0.0
AssemblyVersion: 1.0.0.0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
117
Monitored processes
3
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start solarabootstrapper.exe conhost.exe no specs cd57e4c171d6e8f5ea8b8f824a6a7316.exe

Process information

PID
CMD
Path
Indicators
Parent process
6312"C:\Users\admin\Desktop\SolaraBootstrapper.exe" C:\Users\admin\Desktop\SolaraBootstrapper.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Description:
SolaraBootstrapper
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\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
6320\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—SolaraBootstrapper.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
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
6888"C:\Users\admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe" C:\Users\admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe
SolaraBootstrapper.exe
User:
admin
Integrity Level:
MEDIUM
Description:
WpfApp1
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\solara.dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
Total events
8 549
Read events
8 526
Write events
23
Delete events
0

Modification events

(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:EnableAutoFileTracing
Value:
0
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:FileTracingMask
Value:
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(6312) SolaraBootstrapper.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\SolaraBootstrapper_RASMANCS
Operation:writeName:EnableAutoFileTracing
Value:
0
Executable files
28
Suspicious files
266
Text files
427
Unknown types
5

Dropped files

PID
Process
Filename
Type
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.zipcompressed
MD5:F17F68048A9FBA662C2403CB81A4AF21
SHA256:956F94E00C84A0009B3514F6A0E61AD012B8642D7AB33A3C6023C46D1F10AF9D
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-filesystem-l1-1-0.dllexecutable
MD5:1193F810519FBC07BEB3FFBAD3247FC4
SHA256:AB2158FE6B354FB429F57F374CA25105B44E97EDCBDC1B752650D895DADD6FD1
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-heap-l1-1-0.dllexecutable
MD5:A22F9A4CBD701209842B204895FEDF37
SHA256:2EE3D52640D84AC4F7F7DDFE748F51BAA6FD0D492286C781251222420E85CA97
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-math-l1-1-0.dllexecutable
MD5:C4CAC2D609BB5E0DA9017EBB535634CE
SHA256:7C3336C3A50BF3B4C5492C0D085519C040878243E9F7D3EA9F6A2E35C8F1F374
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-locale-l1-1-0.dllexecutable
MD5:BA17B278FFF2C18E34E47562DDDE8166
SHA256:C36F5C0AC5D91A8417866DD4D8C670C2192BA83364693E7438282FB8678C3D1E
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-runtime-l1-1-0.dllexecutable
MD5:894E538FBD29D9AF2DAC82ABBB798AA8
SHA256:B12679D33126D2DCB0CD3625FCCF5C3AFC40D95C1BE36DC55F7471DE94929D23
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exeexecutable
MD5:F8F4522D11178A26E97E2046F249DFA7
SHA256:3C372A8919C28DC76414B2F30DA423C3E1018B1A8444527949CE20CC3FC93ED0
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-stdio-l1-1-0.dllexecutable
MD5:5DF2410C0AFD30C9A11DE50DE4798089
SHA256:E6A1EF1F7C1957C50A3D9C1D70C0F7B0D8BADC7F279CD056EB179DC256BFEFDA
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\bin\version.txttext
MD5:B6F5F7B1991F79EA785EF96213288188
SHA256:5D2407FDC1BF962C974F5136308C0F4C646F92393EEAF71C24DC08C41DF3DA93
6312SolaraBootstrapper.exeC:\Users\admin\AppData\Local\Temp\Solara.Dir\api-ms-win-crt-string-l1-1-0.dllexecutable
MD5:AACADE02D7AAF6B5EFF26A0E3A11C42D
SHA256:E71D517E6B7039437E3FC449D8AD12EEECA0D5C8ED1C500555344FD90DDC3207
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
24
DNS requests
7
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2384
RUXIMICS.exe
GET
200
23.214.95.215:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
unknown
636
svchost.exe
GET
200
72.247.166.29:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
5140
MoUsoCoreWorker.exe
GET
200
72.247.166.29:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
2384
RUXIMICS.exe
GET
200
72.247.166.29:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
—
—
GET
302
140.82.121.3:443
https://github.com/quivings/Solara/raw/main/Files/Solara.Dir.zip
unknown
—
—
—
636
svchost.exe
GET
200
23.214.95.215:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
unknown
—
—
POST
—
13.70.79.200:443
https://self.events.data.microsoft.com/OneCollector/1.0/
unknown
—
—
—
—
—
GET
200
140.82.121.3:443
https://raw.githubusercontent.com/quivings/Solara/main/Storage/version.txt
unknown
text
5 b
—
—
—
GET
200
140.82.121.3:443
https://raw.githubusercontent.com/quivings/Solara/main/Files/Solara.Dir.zip
unknown
compressed
14.0 Mb
—
5140
MoUsoCoreWorker.exe
GET
200
23.214.95.215:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
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
636
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
2384
RUXIMICS.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5140
MoUsoCoreWorker.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
636
svchost.exe
23.214.95.215:80
crl.microsoft.com
AKAMAI-AS
BR
unknown
5140
MoUsoCoreWorker.exe
23.214.95.215:80
crl.microsoft.com
AKAMAI-AS
BR
unknown
2384
RUXIMICS.exe
23.214.95.215:80
crl.microsoft.com
AKAMAI-AS
BR
unknown
636
svchost.exe
72.247.166.29:80
www.microsoft.com
AKAMAI-AS
FR
unknown
5140
MoUsoCoreWorker.exe
72.247.166.29:80
www.microsoft.com
AKAMAI-AS
FR
unknown
2384
RUXIMICS.exe
72.247.166.29:80
www.microsoft.com
AKAMAI-AS
FR
unknown
6312
SolaraBootstrapper.exe
140.82.121.3:443
github.com
GITHUB
US
unknown

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.214.95.215
  • 23.214.95.196
whitelisted
www.microsoft.com
  • 72.247.166.29
whitelisted
settings-win.data.microsoft.com
  • 51.104.136.2
  • 51.124.78.146
whitelisted
github.com
  • 140.82.121.3
shared
raw.githubusercontent.com
  • 185.199.108.133
  • 185.199.110.133
  • 185.199.109.133
  • 185.199.111.133
shared
self.events.data.microsoft.com
  • 52.182.143.211
whitelisted

Threats

No threats detected
No debug info
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Reports
SolaraBootstrapper.exe