General
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Target
f746e2e8975cb74d3b9f45412deb4b41ac6500b0aafd16542206522bfcd3d25d
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Size
938KB
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Sample
250218-j6j9ssypbt
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MD5
26c90f6f4604983af87055a371f7da5f
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SHA1
642bcd43ccc2abb6ed712a72da4492bd3fb0e095
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SHA256
f746e2e8975cb74d3b9f45412deb4b41ac6500b0aafd16542206522bfcd3d25d
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SHA512
abad89afe22b5211b68aabb1d141d131eccbd807b2a66a8b43487ad6b98e251f7d6cf3c0fbb94ddaa3139c8fd3bb08eeb1ea58e7399eb8bb033897c20389c4fb
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SSDEEP
24576:NqDEvCTbMWu7rQYlBQcBiT6rprG8aytl:NTvC/MTQYxsWR7ayt
Static task
static1
Behavioral task
behavioral1
Sample
f746e2e8975cb74d3b9f45412deb4b41ac6500b0aafd16542206522bfcd3d25d.exe
Resource
win7-20241010-en
Malware Config
Extracted
http://185.215.113.16/defend/random.exe
Extracted
http://185.215.113.16/defend/random.exe
Targets
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Target
f746e2e8975cb74d3b9f45412deb4b41ac6500b0aafd16542206522bfcd3d25d
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Size
938KB
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MD5
26c90f6f4604983af87055a371f7da5f
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SHA1
642bcd43ccc2abb6ed712a72da4492bd3fb0e095
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SHA256
f746e2e8975cb74d3b9f45412deb4b41ac6500b0aafd16542206522bfcd3d25d
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SHA512
abad89afe22b5211b68aabb1d141d131eccbd807b2a66a8b43487ad6b98e251f7d6cf3c0fbb94ddaa3139c8fd3bb08eeb1ea58e7399eb8bb033897c20389c4fb
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SSDEEP
24576:NqDEvCTbMWu7rQYlBQcBiT6rprG8aytl:NTvC/MTQYxsWR7ayt
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Detects Healer an antivirus disabler dropper
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Healer family
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Modifies Windows Defender Real-time Protection settings
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Modifies Windows Defender notification settings
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Downloads MZ/PE file
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Windows security modification
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
5Disable or Modify Tools
5Modify Registry
6Virtualization/Sandbox Evasion
2