oski | 9f20b06fd3a6a4eebd08cb94287d3130N[.]exe

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General

Target

9f20b06fd3a6a4eebd08cb94287d3130N.exe
Size

200KB
MD5

9f20b06fd3a6a4eebd08cb94287d3130
SHA1

10646ce92dd83d27e161500bd2a2a404c2c010a2
SHA256

640b55a360b6487d2082c5368a09a99530ed3c8eca2f9cdbe1aacac2c479b174
SHA512

b8465695f16f9801e19e1e60435f7301879bc91b0de4a90119340ed7e82fa4f26db063ef8597cdca22c1e58874d5c685657c2c50a92eb833365765943c51a71e
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fIB1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNI1Ljo3c

Score

10^/10

oski

Malware Config

Extracted

Family

oski

edw.hstn.me

Signatures

Oski family
oski

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
9f20b06fd3a6a4eebd08cb94287d3130N.exe

Files

9f20b06fd3a6a4eebd08cb94287d3130N.exe
.exe windows:5 windows x86 arch:x86

7bb9d345a5fec4fbbf5100d6a3ffbb8c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

HeapAlloc
GetProcessHeap
CreateFileA
GetFileSize
WriteFile
ReadFile
MultiByteToWideChar
CloseHandle
GetFullPathNameW
FindFirstFileExW
FindClose
FindNextFileW
LocalAlloc
GetVersionExA
LocalFree
Sleep
GlobalMemoryStatus
GetFileAttributesA
SetFilePointer
MapViewOfFile
UnmapViewOfFile
SystemTimeToFileTime
GetTickCount
FileTimeToSystemTime
GetLocalTime
CreateFileMappingA
GetFileInformationByHandle
WriteConsoleW
SetEndOfFile
FlushFileBuffers
GetConsoleMode
GetConsoleCP
SetStdHandle
FileTimeToLocalFileTime
GetLastError
FindFirstFileExA
FindNextFileA
EncodePointer
DecodePointer
HeapFree
WideCharToMultiByte
GetSystemTimeAsFileTime
GetCommandLineA
HeapSetInformation
GetStartupInfoW
RaiseException
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
IsProcessorFeaturePresent
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
SetLastError
GetCurrentThreadId
GetProcAddress
HeapSize
ExitProcess
HeapCreate
GetStdHandle
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
RtlUnwind
SetHandleCount
GetFileType
DeleteCriticalSection
SetEnvironmentVariableW
SetEnvironmentVariableA
GetTimeZoneInformation
LCMapStringW
GetModuleFileNameA
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetCurrentProcessId
GetStringTypeW
HeapReAlloc
LoadLibraryW
CompareStringW
CreateFileW

user32

GetDesktopWindow

netapi32

NetWkstaGetInfo
NetApiBufferFree
DsRoleGetPrimaryDomainInformation

Sections

.text
Size: 150KB - Virtual size: 150KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

7bb9d345a5fec4fbbf5100d6a3ffbb8c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

netapi32

Sections

.text Size: 150KB - Virtual size: 150KB

.rdata Size: 32KB - Virtual size: 32KB

.data Size: 4KB - Virtual size: 17KB

.reloc Size: 11KB - Virtual size: 11KB

.text
Size: 150KB - Virtual size: 150KB

.rdata
Size: 32KB - Virtual size: 32KB

.data
Size: 4KB - Virtual size: 17KB

.reloc
Size: 11KB - Virtual size: 11KB