General
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Target
kaspersky4win202121.9.6.465es_37946 (1).exe
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Size
3.8MB
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Sample
230406-xle18sgf2w
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MD5
c1bb10b033eaec8ec8046e201959cd8d
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SHA1
182b62bc1a3cb1ac25d4619ac044223a8a2f281d
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SHA256
0ad87a1b2a2d6798f5cbb0601920136237ba9d03720f96290130b3f1db0e43eb
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SHA512
5163d8e89acdd97135504fc31ad72a01fbf10685a320fdd3288b8f21a7641ea15279366561c663f53d946944ebb65ec0019721cba4dc960cfff2321dadd2c768
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SSDEEP
98304:gQFKOopJ9QennbKgb/LcPOc/KmCPOHxFvSeVEQaJU7pByrcGw:TopfQenzbDcGc2mfJtm
Static task
static1
Behavioral task
behavioral1
Sample
kaspersky4win202121.9.6.465es_37946 (1).exe
Resource
win10-20230220-en
Behavioral task
behavioral2
Sample
kaspersky4win202121.9.6.465es_37946 (1).exe
Resource
win7-20230220-en
Behavioral task
behavioral3
Sample
kaspersky4win202121.9.6.465es_37946 (1).exe
Resource
win10v2004-20230220-en
Malware Config
Targets
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Target
kaspersky4win202121.9.6.465es_37946 (1).exe
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Size
3.8MB
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MD5
c1bb10b033eaec8ec8046e201959cd8d
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SHA1
182b62bc1a3cb1ac25d4619ac044223a8a2f281d
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SHA256
0ad87a1b2a2d6798f5cbb0601920136237ba9d03720f96290130b3f1db0e43eb
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SHA512
5163d8e89acdd97135504fc31ad72a01fbf10685a320fdd3288b8f21a7641ea15279366561c663f53d946944ebb65ec0019721cba4dc960cfff2321dadd2c768
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SSDEEP
98304:gQFKOopJ9QennbKgb/LcPOc/KmCPOHxFvSeVEQaJU7pByrcGw:TopfQenzbDcGc2mfJtm
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Downloads MZ/PE file
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Drops file in Drivers directory
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Sets service image path in registry
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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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Loads dropped DLL
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Registers COM server for autorun
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Adds Run key to start application
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Checks for any installed AV software in registry
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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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Legitimate hosting services abused for malware hosting/C2
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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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Drops file in System32 directory
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