General
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Target
BootstrapperV1.15.exe
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Size
796KB
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Sample
240810-pkhrqstbnc
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MD5
653c07b9b5f1b22c84f72c03b0083d18
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SHA1
54c25b876736011d016dc0ea06a1533365555cc4
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SHA256
c9d04a3a87fee318ba65f837f40bd2dd2428f25e78bf271207f8b2b02aaa8a06
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SHA512
b605773fc4fa244f354bb8f51621225e6482751d19bddf747f03f624581bc7ae896ca0e40be91b667aea7a7978a291497a362f9bd65449682e1948938af684f8
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SSDEEP
12288:wuHbakEAdS7SdsgtNaFoGQ4jEr+xpS1nmkFmZ2ojKU:/HbTHSINooGQ4jESxpS1nmkkK
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperV1.15.exe
Resource
win11-20240802-en
Malware Config
Targets
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Target
BootstrapperV1.15.exe
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Size
796KB
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MD5
653c07b9b5f1b22c84f72c03b0083d18
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SHA1
54c25b876736011d016dc0ea06a1533365555cc4
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SHA256
c9d04a3a87fee318ba65f837f40bd2dd2428f25e78bf271207f8b2b02aaa8a06
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SHA512
b605773fc4fa244f354bb8f51621225e6482751d19bddf747f03f624581bc7ae896ca0e40be91b667aea7a7978a291497a362f9bd65449682e1948938af684f8
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SSDEEP
12288:wuHbakEAdS7SdsgtNaFoGQ4jEr+xpS1nmkFmZ2ojKU:/HbTHSINooGQ4jESxpS1nmkkK
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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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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Blocklisted process makes network request
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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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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Browser Extensions
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
2Component Object Model Hijacking
1Image File Execution Options Injection
1Discovery
Network Share Discovery
1Peripheral Device Discovery
1Query Registry
7System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
1