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General
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Target
SteamtoolsSetup.exe
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Size
931KB
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Sample
241213-wsl8fsyldl
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MD5
437a78852ca72c066ab69826eaec8fda
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SHA1
067f013edc49612d2ad97be0ca19bd5aba144f10
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SHA256
8b0c4556e30ab51385a4d4cb915d94f61a74fb57a235bac0ef8929eedcbcb300
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SHA512
945495fe067a518387a9a6fad028c29f9a23cfc2b98838c061b9e53320d91662089c532a44cb4c2dac1504c8a3adcae03c66ecdaf67919f898f3ca2e91ad304e
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SSDEEP
24576:5muyG01IeGKHK8LKr7r0sUpPFXzcuTqLbTB1Kay2y/Cp5h1T4q:1KHP07r0sUr7TqLbTB1KayEpH1T4
Static task
static1
Behavioral task
behavioral1
Sample
SteamtoolsSetup.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
SteamtoolsSetup.exe
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Size
931KB
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MD5
437a78852ca72c066ab69826eaec8fda
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SHA1
067f013edc49612d2ad97be0ca19bd5aba144f10
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SHA256
8b0c4556e30ab51385a4d4cb915d94f61a74fb57a235bac0ef8929eedcbcb300
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SHA512
945495fe067a518387a9a6fad028c29f9a23cfc2b98838c061b9e53320d91662089c532a44cb4c2dac1504c8a3adcae03c66ecdaf67919f898f3ca2e91ad304e
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SSDEEP
24576:5muyG01IeGKHK8LKr7r0sUpPFXzcuTqLbTB1Kay2y/Cp5h1T4q:1KHP07r0sUr7TqLbTB1KayEpH1T4
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Downloads MZ/PE file
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A potential corporate email address has been identified in the URL: [email protected]
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1