2024-05-27_18e68a094819d1c4b95c066a33282dcd_ryuk

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General

Target

2024-05-27_18e68a094819d1c4b95c066a33282dcd_ryuk
Size

211KB
MD5

18e68a094819d1c4b95c066a33282dcd
SHA1

0d15334cf9fa6c234934649aa74b0169ec629539
SHA256

692c10b646ad847b4c56d1fd4e468aaa832c56d702a823be6b9bf19bd04940ee
SHA512

6bad3ac26948d36c2c0af392d8c07b65d52ef298197e06c01fdae271ca27684fced48243dfd58af30b2e260e9d8af8a5627ba5c9bd37b101ec7e443c599998d0
SSDEEP

3072:jnRYvXxL1l9WWZkwlMc8X90kk8Z68ZW5u9mQXo8KArLslyDkPHEUUCZAZb:avZ1HWgFl78thZYQXwksl5Z

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-27_18e68a094819d1c4b95c066a33282dcd_ryuk

Files

2024-05-27_18e68a094819d1c4b95c066a33282dcd_ryuk
.exe windows:6 windows x64 arch:x64

797f61b960cf2beaa33173ddcb396ca8

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

PDB Paths

C:\Projects\DiskCryptor\DCrypt\Bin\Release_amd64\dccon.pdb

Imports

dcapi

dc_start_format
dc_format_fs
dc_unmount_volume
dc_start_decrypt
dc_efi_is_msft_on_disk
dc_device_control
save_file
dc_backup_header
dc_is_old_runned
dc_get_cipher_name
dc_format_step
dc_benchmark
dc_change_password
dc_set_efi_boot
dc_is_driver_works
dc_restore_header
rnd_reseed_now
dc_done_format
is_admin
dc_mount_volume
dc_efi_init
dc_get_version
dc_get_bsod
rnd_init
dc_save_config
dc_get_boot_device
dc_first_volume
secure_alloc
dc_mount_all
dc_enc_step
dc_encrypt_iso_image
dc_start_encrypt
secure_free
dc_add_keyfiles
dc_load_config
dc_get_status_str
dc_set_mbr
dc_sync_enc_state
dc_get_device_status
dc_start_re_encrypt
dc_dec_step
dc_unmount_all
dc_add_password
dc_open_device
dc_next_volume
dc_get_hw_name
dc_set_boot
dc_is_device_ssd
dc_make_iso
dc_unset_efi_boot
dc_update_boot
dc_is_gpt_disk
dc_make_pxe
dc_efi_config
dc_set_mbr_config
dc_is_dcs_on_disk
dc_get_boot_disk
dc_unset_mbr
load_file
dc_get_mbr_config
dc_update_efi_boot
dc_dsk_get_size
dc_get_platform_info
dc_mk_efi_rec
dc_efi_set_bme
dc_is_dcs_on_partition
dc_efi_check
dc_efi_is_secureboot
dc_efi_del_bme
dc_mbr_config_by_partition
dc_efi_config_by_partition
dc_format_byte_size

kernel32

SetUnhandledExceptionFilter
ReadConsoleW
ReadFile
HeapReAlloc
HeapSize
SetFilePointerEx
GetConsoleCP
FlushFileBuffers
GetProcessHeap
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
WriteConsoleW
CloseHandle
CreateFileW
LCMapStringW
CompareStringW
GetFileType
GetStringTypeW
HeapAlloc
HeapFree
GetACP
GetModuleHandleExW
ExitProcess
WideCharToMultiByte
MultiByteToWideChar
GetModuleFileNameW
WriteFile
SetConsoleMode
ReadConsoleInputA
PeekConsoleInputA
GetNumberOfConsoleInputEvents
GetConsoleMode
LoadLibraryExW
GetProcAddress
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
SetLastError
GetLastError
RtlUnwindEx
Sleep
GetConsoleScreenBufferInfo
GetCommandLineW
GetStdHandle
GetCommandLineA
FillConsoleOutputCharacterW
SetConsoleCursorPosition
SetVolumeMountPointW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
RaiseException
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW

Sections

.text
Size: 125KB - Virtual size: 124KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 208KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

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

Sharing

General

Malware Config

Signatures

Files

797f61b960cf2beaa33173ddcb396ca8

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

dcapi

kernel32

Sections

.text Size: 125KB - Virtual size: 124KB

.rdata Size: 72KB - Virtual size: 71KB

.data Size: 3KB - Virtual size: 208KB

.pdata Size: 6KB - Virtual size: 5KB

.gfids Size: 512B - Virtual size: 164B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 125KB - Virtual size: 124KB

.rdata
Size: 72KB - Virtual size: 71KB

.data
Size: 3KB - Virtual size: 208KB

.pdata
Size: 6KB - Virtual size: 5KB

.gfids
Size: 512B - Virtual size: 164B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 2KB - Virtual size: 1KB