FyUTILS[.]exe | Triage

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General

Target

FyUTILS.exe
Size

2.6MB
MD5

7ad7bc05e72a5e34e9d28cc7cc8a7083
SHA1

747300f98f958082df8889b0e2ea40f85352d682
SHA256

2a9cfda022d2122ffffe4d368cb5203f3541e99eb535800f03e3cf242ebb99f8
SHA512

45c7d2c3e7176d829ccbed7826d2555d798e774bba3a2aea4cfad5eae4c1ed3beaf5a66ea9758fe8f1e51bb18294b68655f7a4944f3b7e9cde6c782fc36cd512
SSDEEP

24576:uwwbvo2/DIX9pvUOfie4ZBNg6jk59yjAP4fYvOWJZQOHF/Vd9+xxD91RmJjsxgi4:8bvbDIX9OOfivBNgf5Ek3D+jYM

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
FyUTILS.exe

Files

FyUTILS.exe
.exe windows:6 windows x64 arch:x64

c2d457ad8ac36fc9f18d45bffcd450c2

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

Imports

kernel32

WriteFile
WriteConsoleW
WerSetFlags
WerGetFlags
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
RtlVirtualUnwind
RtlLookupFunctionEntry
ResumeThread
RaiseFailFastException
PostQueuedCompletionStatus
LoadLibraryW
LoadLibraryExW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetErrorMode
GetEnvironmentStringsW
GetCurrentThreadId
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler
AddVectoredContinueHandler

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 172KB - Virtual size: 725KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 512B - Virtual size: 180B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c2d457ad8ac36fc9f18d45bffcd450c2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 1.3MB - Virtual size: 1.3MB

.data Size: 172KB - Virtual size: 725KB

.pdata Size: 28KB - Virtual size: 28KB

.xdata Size: 512B - Virtual size: 180B

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

.reloc Size: 22KB - Virtual size: 22KB

.symtab Size: 512B - Virtual size: 4B

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 1.3MB - Virtual size: 1.3MB

.data
Size: 172KB - Virtual size: 725KB

.pdata
Size: 28KB - Virtual size: 28KB

.xdata
Size: 512B - Virtual size: 180B

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

.reloc
Size: 22KB - Virtual size: 22KB

.symtab
Size: 512B - Virtual size: 4B