General
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Target
Bloxstrap.exe
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Size
10.8MB
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Sample
241231-tclkwazncp
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MD5
05fe4ab617fb8a0e6df903e14b3312c9
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SHA1
04500479b9e6cdfbaf431634cfbfd496214c80ca
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SHA256
b4e27af0caf72026adc98fa65d34d5fe22882b2c3b36291f39fb2c69b3183efc
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SHA512
acff0e95ba628ed724ad331b1e5701f5cef343cb8ee5aa44aff0c5907453abaca68b874c7275a61d835d982ac18e0a1ffafa9289c7e72b9cc8b79c564b46c3da
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SSDEEP
98304:sbDOHTscod5DBasbk1mvGWD3vOYoHwfLk3vSmaR0+Mc4AN0edaAHDfysrTlW:sbDascFsbk1mvG6ObAbN0l
Static task
static1
Behavioral task
behavioral1
Sample
Bloxstrap.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
Bloxstrap.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
Bloxstrap.exe
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Size
10.8MB
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MD5
05fe4ab617fb8a0e6df903e14b3312c9
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SHA1
04500479b9e6cdfbaf431634cfbfd496214c80ca
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SHA256
b4e27af0caf72026adc98fa65d34d5fe22882b2c3b36291f39fb2c69b3183efc
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SHA512
acff0e95ba628ed724ad331b1e5701f5cef343cb8ee5aa44aff0c5907453abaca68b874c7275a61d835d982ac18e0a1ffafa9289c7e72b9cc8b79c564b46c3da
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SSDEEP
98304:sbDOHTscod5DBasbk1mvGWD3vOYoHwfLk3vSmaR0+Mc4AN0edaAHDfysrTlW:sbDascFsbk1mvG6ObAbN0l
Score8/10-
Downloads MZ/PE file
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Event Triggered Execution: Image File Execution Options Injection
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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
Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Privilege Escalation
Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1