Behavioral task
behavioral1
Sample
2024-06-15_c7d0b168a3a73687d03926b214666ded_blackkingdom_ryuk.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-15_c7d0b168a3a73687d03926b214666ded_blackkingdom_ryuk.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-15_c7d0b168a3a73687d03926b214666ded_blackkingdom_ryuk
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Size
12.2MB
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MD5
c7d0b168a3a73687d03926b214666ded
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SHA1
58803c25c6d0cb762380c551eac7ef3eeba5f0a7
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SHA256
687b67dbd80be05e406b7b8c620ff77c267351d645c48c3c12665c6f6ad8f3de
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SHA512
77790a8b43b26a563fc5e016c7597c62d2233b0286735f77f353e30e32f46fd69f92b9d97a80739f520dc69c333c7106b174d427662bc56983bbf4f59bfb75c7
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SSDEEP
393216:pd9c5hlEK/PNKwtN3ZWyp032LOqKT1SnV:pXEhxtKwtN3p232LOqKS
Malware Config
Signatures
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Detects Pyinstaller 1 IoCs
resource yara_rule sample pyinstaller -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-15_c7d0b168a3a73687d03926b214666ded_blackkingdom_ryuk
Files
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2024-06-15_c7d0b168a3a73687d03926b214666ded_blackkingdom_ryuk.exe windows:5 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
.text Size: 129KB - Virtual size: 128KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 62KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 172B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 106KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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0xfff.pyc