Behavioral task
behavioral1
Sample
skuld_protected.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
skuld_protected.exe
Resource
win10v2004-20250314-en
General
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Target
skuld_protected.exe
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Size
8.2MB
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MD5
53171de70bb7139d01253475b3edf69d
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SHA1
d3653eeb3b0186f98d90906d31bba029abd4d7b3
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SHA256
bdfc7afbb8e9da764dfd6256b289214a58a42aa43f195a2a475004f65508d9aa
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SHA512
673650773974a99ab67c8560076421cd741c2e516ff073dbf2605a99881b5ae58afe39ea7ffaa813bfa995eec479cdb1e511cb503b334eb2088ce9cc3eb5a0d7
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SSDEEP
196608:cu61rj+K0BAlTzhD5cPtodCbdYzgB4l8t0m3Kv26Hz83S0:0Z0MdcnpsRv6KvVTR0
Malware Config
Signatures
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resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource skuld_protected.exe
Files
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skuld_protected.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
Size: 2.1MB - Virtual size: 5.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 1.9MB - Virtual size: 4.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 245KB - Virtual size: 917KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 55KB - Virtual size: 113KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 180B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 20KB - Virtual size: 73KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: - Virtual size: 6.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 3.9MB - Virtual size: 3.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ