Static task
static1
Behavioral task
behavioral1
Sample
2024-10-18_d3db6c4ed51bf3ec82b64817fc5fd14e_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-18_d3db6c4ed51bf3ec82b64817fc5fd14e_ryuk.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-18_d3db6c4ed51bf3ec82b64817fc5fd14e_ryuk
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Size
636KB
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MD5
d3db6c4ed51bf3ec82b64817fc5fd14e
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SHA1
53c1c85e06cd78bc7a4c5af0b6b5ec58c96f70b5
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SHA256
70f567dbc9c568bcfe845912eaa4863a0550ec6f1e6967a2058a5192d3be720d
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SHA512
760ccd3859ab8f18743b13489c1c88d9ab6b789c4f7b5a2d97c871f4663c6cd64ccf5f66656a610887076ae6ad93a9219339088fd45752e0503c8da517b1c8f8
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SSDEEP
12288:w0TE3neTuWLIJfrBE6VJSRf1E5dxFvrb36k5hKXMCZyJmgMoLwbB/H:L43cL0trbvhKXZEmgMqwh
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-18_d3db6c4ed51bf3ec82b64817fc5fd14e_ryuk
Files
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2024-10-18_d3db6c4ed51bf3ec82b64817fc5fd14e_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: 405KB - Virtual size: 404KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 152KB - Virtual size: 152KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 3KB - Virtual size: 2KB
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: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ