General
- Target VoidInstaller.exe
- Size 84.4MB
- Sample260810-qtv9vszbrd
- SHA256 8a2b0755d4520a045007f90bfb5c6812e344a8fcf6b032283589ce62b4c4342a
- MD5 fff7c14a3ecbe21f431d25a5be9ac7b2
- SHA1 c9a613a93bbe8d69da0c6dc0c891eacb9fdd7ef0
- SHA512 25c0d5bc5fe0b98d2f570f21de83faa7d93026a8df4a67697aae6479ac84507c32bbd18f9e147ac1fba3c0d33ab126749b16255b0923a68c9663eb2667559034
- SSDEEP 1572864:2vUMOtlWSicuHKO+dy2J0f0/rBdsG7bpip0WWRiIdK4cNhZuP4D7:YUX7+HI5BB7tE0WkU4cb8a
- TLSH T1DF18331A895255AFE6495333A2D9C43B3BE7554ACBAAC0CC2FD04D075B6B1C9CC39D23
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
VoidInstaller.exe
Resource
win11-20260513-en
17 signatures
30 seconds
Malware Config
Targets
-
- Target VoidInstaller.exe
- Size 84.4MB
- SHA256 8a2b0755d4520a045007f90bfb5c6812e344a8fcf6b032283589ce62b4c4342a
- MD5 fff7c14a3ecbe21f431d25a5be9ac7b2
- SHA1 c9a613a93bbe8d69da0c6dc0c891eacb9fdd7ef0
- SHA512 25c0d5bc5fe0b98d2f570f21de83faa7d93026a8df4a67697aae6479ac84507c32bbd18f9e147ac1fba3c0d33ab126749b16255b0923a68c9663eb2667559034
- SSDEEP 1572864:2vUMOtlWSicuHKO+dy2J0f0/rBdsG7bpip0WWRiIdK4cNhZuP4D7:YUX7+HI5BB7tE0WkU4cb8a
- TLSH T1DF18331A895255AFE6495333A2D9C43B3BE7554ACBAAC0CC2FD04D075B6B1C9CC39D23
- MD5 SHA1 SHA512 SSDEEP TLSH
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Looks for VirtualBox Guest Additions in registry
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Looks for VirtualBox drivers on disk
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Disables Task Manager via registry modification
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Looks for VMWare Tools registry key
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Looks for VMWare drivers on disk
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Looks for VMWare services registry key.
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Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Loads dropped DLL
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.