C:\Users\jj4342\Dev\branches\IS1500\2016 Q4 Release\sfmain\x64\Release\sfmain.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_5ed0ffb14a3307c39d0c320e80650ee0_ryuk.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_5ed0ffb14a3307c39d0c320e80650ee0_ryuk.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_5ed0ffb14a3307c39d0c320e80650ee0_ryuk
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Size
258KB
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MD5
5ed0ffb14a3307c39d0c320e80650ee0
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SHA1
9fb477f9fe913156bed8731844b2be5b2d260ea6
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SHA256
61e8874a3ac52b01ef4701e61f17395f49f28b1bd1c040988c1b73dd5ddd41cf
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SHA512
4d92a461a9ec3acac963a50fa05f69e4eaa678a8b86c4789c51f6c501f809e9df27e15483f65edb61d7afe2e984b192b65170946a6a079537c1319c0198c344f
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SSDEEP
6144:aSrLk1btvbu8jBLrCgm7XYAQU1GeWGohzSqI:aSfkJlu8jdrClo
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-03_5ed0ffb14a3307c39d0c320e80650ee0_ryuk
Files
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2024-02-03_5ed0ffb14a3307c39d0c320e80650ee0_ryuk.exe windows:6 windows x64 arch:x64
d94ad008cdfbc0caf5b236e3966bc9da
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
Imports
sfaccess
??0SfAccess@@QEAA@XZ
??1SfAccess@@QEAA@XZ
?open@SfAccess@@QEAA_NXZ
?close@SfAccess@@QEAA_NXZ
?getVersion@SfAccess@@QEAA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@XZ
?getLastError@SfAccess@@QEAA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@XZ
?getErrorCode@SfAccess@@QEAAGPEAUSfAccessErrorCode@@@Z
?getErrorMessage@SfAccess@@QEAA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@G@Z
?getTrackingDataLatest@SfAccess@@QEAA_NPEA_NPEAUSfAccessTrkDataExt@@@Z
?setStreaming@SfAccess@@QEAA_N_N@Z
?getStatus@SfAccess@@QEAA_NPEAUSfAccessStatus@@@Z
?getTimeUs@SfAccess@@SA_KXZ
kernel32
GetCurrentThreadId
HeapSize
ReadConsoleW
WriteConsoleW
SetStdHandle
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
Sleep
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
CloseHandle
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
CreateFileW
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
HeapAlloc
HeapReAlloc
HeapFree
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
GetACP
GetFileType
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
SetFilePointerEx
GetProcessHeap
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
Sections
.text Size: 152KB - Virtual size: 152KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 86KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 1024B - Virtual size: 780B
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: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ