General
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Target
Loader.exe
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Size
76.6MB
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Sample
250109-rmcdva1rey
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MD5
184ca2c051f9989e5c05677f6ce46d27
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SHA1
d7b158258331cb518d04765351ff2b38b64aa31e
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SHA256
29dd0d0ffaa4ca7326ae5e2d2db2bac6df06f26f3bddca9619a64467dacd01f7
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SHA512
7d24a087c01703a6a52671e063255e66491b5a7de6c09e38c5bc960fe2efead9496c2220478c35d4edf981ed2979f845559b54a0c7865a503a5bfea3f9245d74
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SSDEEP
1572864:8bVlCWRomcSk8IpG7V+VPhqIUE7WxylKtFiY4MHHLeqPNLtDadvvJZ61gwN1:8pEAomcSkB05awIAxyMoMHVLted3JEgi
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win10ltsc2021-20241211-en
Malware Config
Targets
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Target
Loader.exe
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Size
76.6MB
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MD5
184ca2c051f9989e5c05677f6ce46d27
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SHA1
d7b158258331cb518d04765351ff2b38b64aa31e
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SHA256
29dd0d0ffaa4ca7326ae5e2d2db2bac6df06f26f3bddca9619a64467dacd01f7
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SHA512
7d24a087c01703a6a52671e063255e66491b5a7de6c09e38c5bc960fe2efead9496c2220478c35d4edf981ed2979f845559b54a0c7865a503a5bfea3f9245d74
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SSDEEP
1572864:8bVlCWRomcSk8IpG7V+VPhqIUE7WxylKtFiY4MHHLeqPNLtDadvvJZ61gwN1:8pEAomcSkB05awIAxyMoMHVLted3JEgi
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Enumerates VirtualBox DLL files
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Drops file in Drivers directory
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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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Adds Run key to start application
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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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Drops file in System32 directory
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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
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
1Virtualization/Sandbox Evasion
1