Static task
static1
Behavioral task
behavioral1
Sample
2024-06-25_ac895f97c6e21c63b7c51c93616c138c_cobalt-strike_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-25_ac895f97c6e21c63b7c51c93616c138c_cobalt-strike_ryuk.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-25_ac895f97c6e21c63b7c51c93616c138c_cobalt-strike_ryuk
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Size
448KB
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MD5
ac895f97c6e21c63b7c51c93616c138c
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SHA1
9987800c932b2d6bc677e11048f38ee3c45e30e4
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SHA256
c6b48ff19a184df6ade7ba5b30077b4ee54fc51d382ca5e0b1a57a4b7baf77e4
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SHA512
766efca57a1caa88b17b18d61212ad115a79502b2105f12e37e73a4a6d84cba94115e9ba4ac510bdfb6280a52cbd7b4fe4b025b81154bd71303d3a750023343e
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SSDEEP
6144:o3l8KUNCECbFg0Nx+3LdfGlpa0dAbGc85SCejo9zpEHk/d+YMYKDvg:o3Z7+3Rf+pa0Kyejo99EHk/d+YMYX
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-25_ac895f97c6e21c63b7c51c93616c138c_cobalt-strike_ryuk
Files
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2024-06-25_ac895f97c6e21c63b7c51c93616c138c_cobalt-strike_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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 392KB - Virtual size: 392KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 108KB - Virtual size: 108KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 56KB - Virtual size: 83KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gxfg Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 140B
.tls Size: 512B - Virtual size: 305B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 165.6MB - Virtual size: 165.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ