General
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Target
AstralUI.exe
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Size
3.2MB
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MD5
7807bbf32c96349e5d2f58e7ace5fd55
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SHA1
991bf181e0b78e9cc213f22e8bd1eeab714b9707
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SHA256
69b075ed3880e22e1338ce6280f67da57f55ec10c9bcdf0ecb6229055b20d2a8
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SHA512
6ac41369965a756102b94694998237a44a1e45b9e743b9fd87a194ded8649d78bb3388a4f6c867ebcc31efb798ebf5fb0f9a83824f1ebd00ec2ee8cea244f4b5
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SSDEEP
49152:pqPOkgwhXBNhMxRNkFdKtcnGFBfXU9178BmOmlbYlqsd0sEL7FCoh1b7oV7UYCrz:puXTdXUKn8iYlH0sEL780cojrBXt
Malware Config
Signatures
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resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource AstralUI.exe
Files
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AstralUI.exe.exe windows:4 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
Size: 36KB - Virtual size: 64KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 3KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 3.2MB - Virtual size: 3.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ