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General
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Target
CNGB_Installer.exe
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Size
36.3MB
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Sample
221223-tdtb4sgf72
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MD5
9bbbcd32d4d99546d94e6f026501e32a
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SHA1
986e306fc79ab6a650cdd516c5e7d97adbbe522a
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SHA256
17039d8920c1a6f2302272b784383c4737df7e30adc2b6f42d8cde1be21eba66
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SHA512
509e9fc35802415162c123779587d0416f2af4a0911656c21936bad473870df5a29747dcb60e227e2decb29aa38e086e7e7cff19d3237cba89f3dde165c47a18
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SSDEEP
786432:YPjHMaI+OxsPtQL1sNyC/dz0Pkf4S87mEFn/GcZkIXK/:Yrl22tAW4qZQ+Utn/GcZJK/
Static task
static1
Behavioral task
behavioral1
Sample
CNGB_Installer.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
CNGB_Installer.exe
Resource
win10v2004-20221111-en
Malware Config
Targets
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Target
CNGB_Installer.exe
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Size
36.3MB
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MD5
9bbbcd32d4d99546d94e6f026501e32a
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SHA1
986e306fc79ab6a650cdd516c5e7d97adbbe522a
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SHA256
17039d8920c1a6f2302272b784383c4737df7e30adc2b6f42d8cde1be21eba66
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SHA512
509e9fc35802415162c123779587d0416f2af4a0911656c21936bad473870df5a29747dcb60e227e2decb29aa38e086e7e7cff19d3237cba89f3dde165c47a18
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SSDEEP
786432:YPjHMaI+OxsPtQL1sNyC/dz0Pkf4S87mEFn/GcZkIXK/:Yrl22tAW4qZQ+Utn/GcZJK/
Score10/10-
Modifies system executable filetype association
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Downloads MZ/PE file
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Executes dropped EXE
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Registers COM server for autorun
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops desktop.ini file(s)
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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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Drops file in System32 directory
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