Behavioral task
behavioral1
Sample
vcac.exe
Resource
win7-20230831-en
General
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Target
vcac.exe
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Size
24.2MB
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MD5
77287c1773841f78000772928051703a
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SHA1
e9d792f70924c5c618f8c6bc37d484bc0c17f3dc
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SHA256
a58303cc0c1995a9b95f6da81f73cadf9d26423e885d17abbeb9882fc588e4e0
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SHA512
9899186f5324f8dd7a4251042e9ff147120b9904d6faef7346518f9964f6ef96c64482241c85cc4a67702a8f1af78b8e457b791c78f3750735d77db9ff963099
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SSDEEP
98304:zKBbBWIgWljGxRB/LL6vc22SsaNYfdPBldt6+dBcjHVCU688cIyGOk3ta:K4xRBjgB7j4U6gl
Malware Config
Extracted
quasar
-
reconnect_delay
1
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource vcac.exe
Files
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vcac.exe.exe windows:4 windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 24.2MB - Virtual size: 24.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ