Ulpack[.]exe | Triage

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General

Target

Ulpack.exe
Size

28.9MB
MD5

bc8539f2e2a2794706a15511c36113e0
SHA1

a248525875b584bd2001a9c860b29d3a9c7c5cb3
SHA256

1ccdc272269d98d214aa8223354daa4bcaf356f1ee5b1ae700097f9c4f3c4b3b
SHA512

e37cb8128dcf77d933822ce847b46568ea31a2e88998cf106879ecce16aada73ed48c823591a15c5116b5cc02a0da2b8759c4ff3a4a448fa8547f5b800620751
SSDEEP

98304:EBUqSI/biUxCBFijxAc8XbsVHRCfP7QWE9l/4qLvr6Mv+JZE5C2sHAujuLkRbaJo:52zAc8XbI8kT3/1/+g5C1gEHLmJ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Ulpack.exe

Files

Ulpack.exe
.exe windows:6 windows x64 arch:x64

5929190c8765f5bc37b052ab5c6c53e7

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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

AddAtomA
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateFileA
CreateIoCompletionPort
CreateMutexA
CreateSemaphoreA
CreateThread
CreateWaitableTimerExW
DeleteAtom
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
ExitProcess
FindAtomA
FormatMessageA
FreeEnvironmentStringsW
GetAtomNameA
GetConsoleMode
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetEnvironmentStringsW
GetErrorMode
GetHandleInformation
GetLastError
GetProcAddress
GetProcessAffinityMask
GetQueuedCompletionStatusEx
GetStartupInfoA
GetStdHandle
GetSystemDirectoryA
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDBCSLeadByteEx
IsDebuggerPresent
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalFree
MultiByteToWideChar
OpenProcess
OutputDebugStringA
PostQueuedCompletionStatus
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
RaiseFailFastException
ReleaseMutex
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
SetConsoleCtrlHandler
SetErrorMode
SetEvent
SetLastError
SetProcessAffinityMask
SetProcessPriorityBoost
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SuspendThread
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WerGetFlags
WerSetFlags
WideCharToMultiByte
WriteConsoleW
WriteFile
__C_specific_handler

msvcrt

___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthread
_beginthreadex
_cexit
_commode
_endthreadex
_errno
_fmode
_initterm
_lock
_memccpy
_onexit
_setjmp
_strdup
_ultoa
_unlock
abort
calloc
exit
fprintf
fputc
free
fwrite
localeconv
longjmp
malloc
memcpy
memmove
memset
printf
realloc
signal
strerror
strlen
strncmp
vfprintf
wcslen

Exports

Exports

_cgo_dummy_export
secp256k1GoPanicError
secp256k1GoPanicIllegal

Sections

.text
Size: 12.1MB - Virtual size: 12.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 517KB - Virtual size: 517KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 15.7MB - Virtual size: 15.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 323KB - Virtual size: 323KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 470KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 144B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 112B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 231KB - Virtual size: 230KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5929190c8765f5bc37b052ab5c6c53e7

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Exports

Exports

Sections

.text Size: 12.1MB - Virtual size: 12.1MB

.data Size: 517KB - Virtual size: 517KB

.rdata Size: 15.7MB - Virtual size: 15.7MB

.pdata Size: 323KB - Virtual size: 323KB

.xdata Size: 4KB - Virtual size: 4KB

.bss Size: - Virtual size: 470KB

.edata Size: 512B - Virtual size: 144B

.idata Size: 5KB - Virtual size: 4KB

.CRT Size: 512B - Virtual size: 112B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 6KB - Virtual size: 6KB

.reloc Size: 231KB - Virtual size: 230KB

.text
Size: 12.1MB - Virtual size: 12.1MB

.data
Size: 517KB - Virtual size: 517KB

.rdata
Size: 15.7MB - Virtual size: 15.7MB

.pdata
Size: 323KB - Virtual size: 323KB

.xdata
Size: 4KB - Virtual size: 4KB

.bss
Size: - Virtual size: 470KB

.edata
Size: 512B - Virtual size: 144B

.idata
Size: 5KB - Virtual size: 4KB

.CRT
Size: 512B - Virtual size: 112B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 6KB - Virtual size: 6KB

.reloc
Size: 231KB - Virtual size: 230KB