General
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Target
b4e094a5fafc8ab2c37a32137b1df21a.bin
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Size
375.2MB
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Sample
240326-ee111sff3t
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MD5
b4e094a5fafc8ab2c37a32137b1df21a
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SHA1
6016a767b776132b73c59dd5a0213fbb0bce0f72
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SHA256
dcdd4aaad5178efc26cbff22432e0a327622aed85bc74e323f07156014fcdae8
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SHA512
9d02fe151be395a789b0c9d6c3ff793252d16268c7d69ae8dd8d67b17eefc04c94f97f20771da4bec9130edf13e17f5edd7156b38096ec9723e175bdf8108987
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SSDEEP
98304:EB2pC6XG4HNkq5UKPhc24Y1/QPldHVTgPNhV0ADXqQgpkWDRIZVMnu0jjD8ueJU:tcUG4raKu24YY7HVT4hV0AD6QgqKRgX
Behavioral task
behavioral1
Sample
b4e094a5fafc8ab2c37a32137b1df21a.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4e094a5fafc8ab2c37a32137b1df21a.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
b4e094a5fafc8ab2c37a32137b1df21a.bin
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Size
375.2MB
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MD5
b4e094a5fafc8ab2c37a32137b1df21a
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SHA1
6016a767b776132b73c59dd5a0213fbb0bce0f72
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SHA256
dcdd4aaad5178efc26cbff22432e0a327622aed85bc74e323f07156014fcdae8
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SHA512
9d02fe151be395a789b0c9d6c3ff793252d16268c7d69ae8dd8d67b17eefc04c94f97f20771da4bec9130edf13e17f5edd7156b38096ec9723e175bdf8108987
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SSDEEP
98304:EB2pC6XG4HNkq5UKPhc24Y1/QPldHVTgPNhV0ADXqQgpkWDRIZVMnu0jjD8ueJU:tcUG4raKu24YY7HVT4hV0AD6QgqKRgX
Score9/10-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1