Behavioral task
behavioral1
Sample
OperaGXSetup.exe
Resource
win7-20230831-en
General
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Target
OperaGXSetup.exe
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Size
3.4MB
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MD5
c78ebe2e016d0b36b861387c556614f5
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SHA1
35271da9a5bbe50874773bdfaded15cac98634d3
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SHA256
91214fc5240f9e498ddd4fcd8e7521296e2ac60f7e0017b9b8c11b1abeb0826f
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SHA512
8cd227fef427398453076503b5d13f3327a285df8568d93255af99690e056b0b402698008891eb383f69e37d6c6d878b377d197f4c2418ea3202054ab023240f
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SSDEEP
98304:f6Horrtmynl0Hqyxb8hdDbDp3A6ixf4cLzGF9T/+sE:fBrln8qy98hR3ZGJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource OperaGXSetup.exe unpack001/out.upx
Files
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OperaGXSetup.exe.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 2.4MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.3MB - Virtual size: 3.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 279KB - Virtual size: 278KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 7KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5.3MB - Virtual size: 5.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ