General
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Target
MEMZ 3.0 (1).rar
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Size
15KB
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Sample
230407-jv6cwsad8v
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MD5
230d7dcb83b67deff379a563abbbd536
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SHA1
dc032d6a626f57b542613fde876715765e0b1a42
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SHA256
a9cd3d966d453afd424d9ac54df414b80073bb51d249f4089185976fb316e254
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SHA512
7dff68e3f9be9320872ccb105b2e87f15b23807af96ca195a38a249d868468632c3d5811d9a51295ec89fe702d821c9466f93994993951d1238f07f096fb7d77
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SSDEEP
384:+gTgSLZ5WpPu3944wiiNIw2nbI6B/PvpITFkvbWa:+cvLZ5n9Sb9ytp6kl
Malware Config
Targets
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Target
MEMZ 3.0/MEMZ.bat
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Size
12KB
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MD5
13a43c26bb98449fd82d2a552877013a
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SHA1
71eb7dc393ac1f204488e11f5c1eef56f1e746af
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SHA256
5f52365accb76d679b2b3946870439a62eb8936b9a0595f0fb0198138106b513
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SHA512
602518b238d80010fa88c2c88699f70645513963ef4f148a0345675738cf9b0c23b9aeb899d9f7830cc1e5c7e9c7147b2dc4a9222770b4a052ee0c879062cd5a
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SSDEEP
384:nnLhRNiqt0kCH2LR0GPXxGiZgCz+KG/yKhLdW79HOli+lz3:nLhRN9t0SR4iZtzlREBWhuF
Score7/10-
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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Adds Run key to start application
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Target
MEMZ 3.0/MEMZ.exe
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Size
12KB
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MD5
a7bcf7ea8e9f3f36ebfb85b823e39d91
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SHA1
761168201520c199dba68add3a607922d8d4a86e
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SHA256
3ff64f10603f0330fa2386ff99471ca789391ace969bd0ec1c1b8ce1b4a6db42
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SHA512
89923b669d31e590189fd06619bf27e47c5a47e82be6ae71fdb1b9b3b30b06fb7ca8ffed6d5c41ac410a367f2eb07589291e95a2644877d6bffd52775a5b1523
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SSDEEP
192:HMDLTxWDf/pl3cIEiwqZKBktLe3P+qf2jhP6B5b2yL3:H4IDH3cIqqvUWq+jhyT2yL
Score7/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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