General
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Target
fortnite-battle-royale-30.3-installer_DFvc-u1.exe
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Size
1.7MB
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Sample
240803-bx7pqstalh
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MD5
ceebb036ea854fc249f82fafea7c9c01
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SHA1
ed1261d23b29d756f37702e9f7114aa8fa0ba726
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SHA256
800f1aebbc4ea0fffe8c02f664f5f19d7f279d683b1f1a2d3960d882f5c46626
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SHA512
ee7917d686caafa915739de9755e14e500ba147d681760c01a872b3851aec6d726fb3ecc44047c7528ee5680fab5dbf28245495ffbe73511829d5d8837610704
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SSDEEP
24576:F7FUDowAyrTVE3U5F/LVczzOKS39Nwa9q7AWnqCrT7d81d0JFgw3AxJSF31jC9Y:FBuZrEUKKKC9NwHnqCK2JdAxw3V
Static task
static1
Behavioral task
behavioral1
Sample
fortnite-battle-royale-30.3-installer_DFvc-u1.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
fortnite-battle-royale-30.3-installer_DFvc-u1.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
fortnite-battle-royale-30.3-installer_DFvc-u1.exe
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Size
1.7MB
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MD5
ceebb036ea854fc249f82fafea7c9c01
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SHA1
ed1261d23b29d756f37702e9f7114aa8fa0ba726
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SHA256
800f1aebbc4ea0fffe8c02f664f5f19d7f279d683b1f1a2d3960d882f5c46626
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SHA512
ee7917d686caafa915739de9755e14e500ba147d681760c01a872b3851aec6d726fb3ecc44047c7528ee5680fab5dbf28245495ffbe73511829d5d8837610704
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SSDEEP
24576:F7FUDowAyrTVE3U5F/LVczzOKS39Nwa9q7AWnqCrT7d81d0JFgw3AxJSF31jC9Y:FBuZrEUKKKC9NwHnqCK2JdAxw3V
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Cobalt Strike reflective loader
Detects the reflective loader used by Cobalt Strike.
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Drops file in Drivers directory
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Adds Run key to start application
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Checks for any installed AV software in registry
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Downloads MZ/PE file
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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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Modifies powershell logging option
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops file in System32 directory
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1