General
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Target
10e976814722aec669c98ca54c27d9d6
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Size
784KB
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Sample
231230-g3tb7adfe6
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MD5
10e976814722aec669c98ca54c27d9d6
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SHA1
53b0754b59e6d0ef4ed50b838090b349ce9440ab
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SHA256
90609bc1ea530df6692c767ed364797cc03c1348fabc0b5ea244f8764c41b6f3
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SHA512
781da39c6d06da1aa2eb5ca5ba1c84bbeb09c5d5fea5079a5d70a9dda6a70ac5fe5cb75e865173d2b59c5b2ea73b19713e137c0436fc1ae8a5050856bbc6ad24
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SSDEEP
12288:cv0ZErCKH3dntrH3C4A1hRhEohueFaEPdE3CYFBFM4UEHdj8PugNDAnjX2D+QP:OH3dtH+LRhbhueFbVWfM+8PZDRqm
Static task
static1
Behavioral task
behavioral1
Sample
10e976814722aec669c98ca54c27d9d6.exe
Resource
win7-20231215-en
Malware Config
Targets
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Target
10e976814722aec669c98ca54c27d9d6
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Size
784KB
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MD5
10e976814722aec669c98ca54c27d9d6
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SHA1
53b0754b59e6d0ef4ed50b838090b349ce9440ab
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SHA256
90609bc1ea530df6692c767ed364797cc03c1348fabc0b5ea244f8764c41b6f3
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SHA512
781da39c6d06da1aa2eb5ca5ba1c84bbeb09c5d5fea5079a5d70a9dda6a70ac5fe5cb75e865173d2b59c5b2ea73b19713e137c0436fc1ae8a5050856bbc6ad24
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SSDEEP
12288:cv0ZErCKH3dntrH3C4A1hRhEohueFaEPdE3CYFBFM4UEHdj8PugNDAnjX2D+QP:OH3dtH+LRhbhueFbVWfM+8PZDRqm
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Modifies WinLogon for persistence
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Modifies security service
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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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Adds Run key to start application
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1