Analysis
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max time kernel
15s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
29-11-2024 12:57
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe
Resource
win10v2004-20241007-en
General
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Target
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe
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Size
5.6MB
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MD5
b85381818c9a8643c875edb69896c7d8
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SHA1
b36ad47a4b2f5a2e500681e757180a178946361a
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SHA256
2edb33aae6ab40e40a2d78b900173bff8f71fff18d1588e5a7ff9486d080e96b
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SHA512
060f0031e0641602d1452e28dad0cf6f5fc5d1df1b00130f5b5d906477f6f0785730ebb931966297bc9352d746800f4465a5afebcc4ceb98da883a8b515c50e8
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SSDEEP
98304:p6pg+4qaSDRumxkEpMH1FkQmOnhTjqsaUODS4IeOsyrwuv/guB/r:q5IS1FnpAvHZwiO2AOsezgyr
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exedescription ioc Process File opened for modification \??\PhysicalDrive0 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\International\Geo\Nation 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe -
Processes:
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\SystemCertificates\TrustedDevices\CTLs 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\SystemCertificates\TrustedDevices 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\SystemCertificates\TrustedDevices\Certificates 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\SystemCertificates\TrustedDevices\CRLs 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exepid Process 2376 2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-29_b85381818c9a8643c875edb69896c7d8_avoslocker_hijackloader_luca-stealer_magniber_revil.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:2376