2024-02-23_e55381ef2d58dcf3b1a763b3676bc203_ryuk

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General

Target

2024-02-23_e55381ef2d58dcf3b1a763b3676bc203_ryuk
Size

156KB
MD5

e55381ef2d58dcf3b1a763b3676bc203
SHA1

1fecbfb5874f44d315957d01a494f1e4ad957175
SHA256

20fc66cf0d6dfeed8feff528362ca278daabeaf550b2f493a9454a5f4b795f5d
SHA512

f4cf248c7b89f311941d36eacef63da136ac78188b28ab9e1ffffc092e5f45657405480f562735dc4bd3e4ca4592846f5a616113afd6c0d8c5fc37437bffe065
SSDEEP

3072:TDpUXdh72ymgxA8jWcNh6E8vp7cqG9kCa2dVksnHqVhaqMU:/pUXLLmq/6fFvZm9kLsqyq

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-23_e55381ef2d58dcf3b1a763b3676bc203_ryuk

Files

2024-02-23_e55381ef2d58dcf3b1a763b3676bc203_ryuk
.exe windows:6 windows x64 arch:x64

5ede53a11d9c75ae555d39c6fbbdd07d

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:\ZTAO_CS2013\IP3D\main\PrimaAPI\TestCCMLO\Release\TestCCMLO.pdb

Imports

enhance

DumpC2Vol
AllocSet
?Set@GeoNipple400@@QEAAXXZ
FreeSet
VolToCADSci

primaccmlo

QuodrantMatch
ComputeMatchGeo
NippleDistMatch
SearchObjects
ParseXml
LoadDcmXml

cadscience

GetCadScience
DemoResult
CadSciBP

kernel32

GetConsoleCP
FlushFileBuffers
HeapSize
SetFilePointerEx
CreateFileW
HeapReAlloc
GetConsoleMode
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
GetFileType
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleExW
WriteConsoleW
WriteFile
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
OutputDebugStringW
CloseHandle
WaitForSingleObjectEx
CreateThread
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CompareStringW
LCMapStringW
SetStdHandle
GetStringTypeW
GetProcessHeap

Exports

Exports

??0AdvBdr400@@QEAA@AEBV0@@Z
??0AdvBdr400@@QEAA@XZ
??0BreastMaskClass@@QEAA@AEBV0@@Z
??0BreastMaskClass@@QEAA@HH@Z
??0FeatPeak@@QEAA@AEBV0@@Z
??0FeatPeak@@QEAA@HHH@Z
??0FeatPeak@@QEAA@XZ
??0GeoNipple400@@QEAA@AEBV0@@Z
??0GeoNipple400@@QEAA@PEAEHH_N@Z
??0IPt3D@@QEAA@HHH@Z
??0IPt3D@@QEAA@XZ
??0RoiVolF@@QEAA@MM@Z
??0RoiVolF@@QEAA@MMMMMM@Z
??1AdvBdr400@@QEAA@XZ
??1BreastMaskClass@@QEAA@XZ
??1FeatPeak@@QEAA@XZ
??1GeoNipple400@@QEAA@XZ
??1IPt3D@@QEAA@XZ
??4AdvBdr400@@QEAAAEAV0@AEBV0@@Z
??4ArtifactDetector@@QEAAAEAV0@AEBV0@@Z
??4BreastMaskClass@@QEAAAEAV0@AEBV0@@Z
??4FeatPeak@@QEAAAEAV0@AEBV0@@Z
??4GeoNipple400@@QEAAAEAV0@AEBV0@@Z
??4IPt3D@@QEAAAEAV0@AEBV0@@Z
??4RoiVolF@@QEAAAEAU0@$$QEAU0@@Z
??4RoiVolF@@QEAAAEAU0@AEBU0@@Z
?__autoclassinit2@AdvBdr400@@QEAAX_K@Z
?__autoclassinit2@ArtifactDetector@@QEAAX_K@Z
?__autoclassinit2@BreastMaskClass@@QEAAX_K@Z
?__autoclassinit2@FeatPeak@@QEAAX_K@Z
?__autoclassinit2@GeoNipple400@@QEAAX_K@Z

Sections

.text
Size: 97KB - Virtual size: 96KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 46KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

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: 232B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

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

5ede53a11d9c75ae555d39c6fbbdd07d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

enhance

primaccmlo

cadscience

kernel32

Exports

Exports

Sections

.text Size: 97KB - Virtual size: 96KB

.rdata Size: 46KB - Virtual size: 46KB

.data Size: 3KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 232B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 97KB - Virtual size: 96KB

.rdata
Size: 46KB - Virtual size: 46KB

.data
Size: 3KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 232B

.rsrc
Size: 512B - Virtual size: 480B

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