General
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Target
Bootstrapper.exe
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Size
796KB
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Sample
240903-te14ca1aqq
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MD5
4b94b989b0fe7bec6311153b309dfe81
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SHA1
bb50a4bb8a66f0105c5b74f32cd114c672010b22
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SHA256
7c4283f5e620b2506bcb273f947def4435d95e143ae3067a783fd3adc873a659
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SHA512
fbbe60cf3e5d028d906e7d444b648f7dff8791c333834db8119e0a950532a75fda2e9bd5948f0b210904667923eb7b2c0176140babc497955d227e7d80fb109d
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SSDEEP
12288:jHeLH6iTPSE54sgweI9oaQaj3T+piq+77xOZ+eMm:jHeLHdTSEeyoaQaj3apiq+77xd
Static task
static1
Malware Config
Targets
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Target
Bootstrapper.exe
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Size
796KB
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MD5
4b94b989b0fe7bec6311153b309dfe81
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SHA1
bb50a4bb8a66f0105c5b74f32cd114c672010b22
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SHA256
7c4283f5e620b2506bcb273f947def4435d95e143ae3067a783fd3adc873a659
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SHA512
fbbe60cf3e5d028d906e7d444b648f7dff8791c333834db8119e0a950532a75fda2e9bd5948f0b210904667923eb7b2c0176140babc497955d227e7d80fb109d
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SSDEEP
12288:jHeLH6iTPSE54sgweI9oaQaj3T+piq+77xOZ+eMm:jHeLHdTSEeyoaQaj3apiq+77xd
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Blocklisted process makes network request
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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