Behavioral task
behavioral1
Sample
skuld3.exe
Resource
win10ltsc2021-20241023-en
General
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Target
skuld3.exe
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Size
3.2MB
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MD5
96cf5bfd737ba042e552c66fbd2d344e
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SHA1
861e144cce53b756a81079923011ad87d6e3ce13
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SHA256
a4a66b5826dbc95ed463bf1daaa417ae99ea8b1b27ddbacdceba94657babbafc
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SHA512
6c3d9c276d3bc83d2043566da244af4d67f78f8cfb91fefb2c94204a02ab14f51a422407c912d80270959e1673af5edc2ce329821ff7b3daeb7e4e093199b2e9
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SSDEEP
49152:yRlxzPzhxMQodCf1Cot+sZsjCsx1S+Of/3SoIT92oOXXbKUEucvUgiekSfmAre1W:yLpxMQt7kCszJ6/3Soe2XXkuZ/Ar
Malware Config
Signatures
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Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource skuld3.exe
Files
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skuld3.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 7.1MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.2MB - Virtual size: 3.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE