General
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Target
SolaraBootstrapper.exe
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Size
13KB
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Sample
240722-hrzv9stgmk
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MD5
6557bd5240397f026e675afb78544a26
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SHA1
839e683bf68703d373b6eac246f19386bb181713
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SHA256
a7fecfc225dfdd4e14dcd4d1b4ba1b9f8e4d1984f1cdd8cda3a9987e5d53c239
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SHA512
f2399d34898a4c0c201372d2dd084ee66a66a1c3eae949e568421fe7edada697468ef81f4fcab2afd61eaf97bcb98d6ade2d97295e2f674e93116d142e892e97
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SSDEEP
192:konexQO0FoAWyEfJkVIaqaLHmr/XKT0ifnTJ1jvVXctNjA:HnexHAWyEfJoIaqayzKAifd1LVEj
Static task
static1
Behavioral task
behavioral1
Sample
SolaraBootstrapper.exe
Resource
win11-20240709-en
Malware Config
Targets
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Target
SolaraBootstrapper.exe
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Size
13KB
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MD5
6557bd5240397f026e675afb78544a26
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SHA1
839e683bf68703d373b6eac246f19386bb181713
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SHA256
a7fecfc225dfdd4e14dcd4d1b4ba1b9f8e4d1984f1cdd8cda3a9987e5d53c239
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SHA512
f2399d34898a4c0c201372d2dd084ee66a66a1c3eae949e568421fe7edada697468ef81f4fcab2afd61eaf97bcb98d6ade2d97295e2f674e93116d142e892e97
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SSDEEP
192:konexQO0FoAWyEfJkVIaqaLHmr/XKT0ifnTJ1jvVXctNjA:HnexHAWyEfJoIaqayzKAifd1LVEj
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1