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
8da54b3b3a3ddd58f76e2cc61d0e838b
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SHA1
e3d36c43014dadbb273732bec13328018e5e4602
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SHA256
cec2e81eb03a86f5b0ae348ad79f7ef3fd270dde2507856e39b373a610deac15
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SHA512
90366043ccb2d7105f52c3d047a71671c108f6973cf12718755f3667e293e7e9d973daa7a132dfaad0ba8d539e5a20ffc048696cba308d54b11342582b6241b1
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SSDEEP
98304:rKBbBWIgWljGxRB/LL6vc22SsaNYfdPBldt6+dBcjHVCU688cIyGOk3ta:C4xRBjgB7j4U6gl
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