Static task
static1
Behavioral task
behavioral1
Sample
2024-04-09_b2934e670fa018131f217244ebccb592_ryuk.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-09_b2934e670fa018131f217244ebccb592_ryuk.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_b2934e670fa018131f217244ebccb592_ryuk
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Size
2.3MB
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MD5
b2934e670fa018131f217244ebccb592
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SHA1
16a40f1615ed6358d6c5886e47f47e3655c58fd0
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SHA256
ecd4e2cc45a3c6e001eb78cb43a5ab511824dac1f1f41beac6c356d0798bdef0
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SHA512
60849c2a7c4faaa82c6cca28b64dda989722e8ed6b8da73055fafe42c2be2f0931a2ee1b59ffd6857376a099e6e04a412e7bfbe5540a3ba64833b4554fd15eea
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SSDEEP
49152:J/8gnQYPGTY62jlCui3IA89W4x8n+kKWZXqH+cz4xqA1k5T/:B8gVGuiYA/lHcz4Op
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-09_b2934e670fa018131f217244ebccb592_ryuk
Files
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2024-04-09_b2934e670fa018131f217244ebccb592_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: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 412KB - Virtual size: 411KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 18KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 70KB - Virtual size: 70KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 48B
.tls Size: 512B - Virtual size: 25B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
CPADinfo Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 617KB - Virtual size: 616KB
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