General
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Target
43efdf5e4aee3b411a11c73282aed120_NEAS
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Size
154KB
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Sample
240507-blw4vsef69
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MD5
43efdf5e4aee3b411a11c73282aed120
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SHA1
d4a38287ed155b8610945e8212191d887d193ab2
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SHA256
18b73865ec09decfb91eb7c9fe50c896803cd6a5468fcfb7e282244a89038930
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SHA512
0d7b2b8d7b1d055be5c56cb87fefe84ef650a4509f375f589b390589c8857463091cfdba81476d3539ba033c48ab95a1f6700e3bf47fa597fde5b298f2ebae03
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SSDEEP
1536:MRiAXaKD5gixq7OstjzjW6ZdjtETzR77i11GAbRp0BGiEA0O0o:6iAXaKD7Ia6KTdNAbzSGiN0OJ
Static task
static1
Behavioral task
behavioral1
Sample
43efdf5e4aee3b411a11c73282aed120_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
43efdf5e4aee3b411a11c73282aed120_NEAS.exe
Resource
win10v2004-20240419-en
Malware Config
Targets
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Target
43efdf5e4aee3b411a11c73282aed120_NEAS
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Size
154KB
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MD5
43efdf5e4aee3b411a11c73282aed120
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SHA1
d4a38287ed155b8610945e8212191d887d193ab2
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SHA256
18b73865ec09decfb91eb7c9fe50c896803cd6a5468fcfb7e282244a89038930
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SHA512
0d7b2b8d7b1d055be5c56cb87fefe84ef650a4509f375f589b390589c8857463091cfdba81476d3539ba033c48ab95a1f6700e3bf47fa597fde5b298f2ebae03
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SSDEEP
1536:MRiAXaKD5gixq7OstjzjW6ZdjtETzR77i11GAbRp0BGiEA0O0o:6iAXaKD7Ia6KTdNAbzSGiN0OJ
Score8/10-
Blocklisted process makes network request
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1