payload[.]zip | Triage

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General

Target

payload.zip
Size

224KB
MD5

15907f8b3e3af17b68e1d45a95eef02e
SHA1

9307b3c42358f280f4dbbd170014d5890266e824
SHA256

877ac09710b55a673a858dad4b2a05b13c59da248a3650122d425c9c86658f29
SHA512

832eb0d90534763d7e42ec7dde6d06724195c64cc2a43247f8760160353ea7b709fadb4314c50df739062ed890f53c6343a6cdf1cb194b3daffbd727d3b38f6a
SSDEEP

6144:Ezqq7OxuZOgXzBO83GnzPH4KQuy28KEfUW2l:W7O2TGnzPHbFrXEfKl

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/load.exe.exe

Files

payload.zip
.zip
load.exe.exe
.exe windows:6 windows x64

1324e912b3362256e05e802a834f2c40

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

ntdll

NtWriteFile
RtlLookupFunctionEntry
NtReadVirtualMemory
RtlNtStatusToDosError
RtlVirtualUnwind
RtlCaptureContext
NtWaitForSingleObject
NtCreateThreadEx
NtProtectVirtualMemory
NtWriteVirtualMemory
NtAllocateVirtualMemory

kernel32

InitializeSListHead
GetCurrentThreadId
UnhandledExceptionFilter
IsDebuggerPresent
SetUnhandledExceptionFilter
GetModuleHandleW
GetSystemTimeAsFileTime
TlsSetValue
GetConsoleWindow
CreateProcessA
WriteProcessMemory
CreateFileW
CreateFileMappingW
CloseHandle
MapViewOfFile
UnmapViewOfFile
GetCurrentProcess
GetProcAddress
GetCurrentThread
ReleaseSRWLockExclusive
ReleaseMutex
ReleaseSRWLockShared
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
AcquireSRWLockExclusive
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
GetStdHandle
GetCurrentProcessId
WaitForSingleObject
TryAcquireSRWLockExclusive
QueryPerformanceCounter
HeapAlloc
GetProcessHeap
HeapFree
HeapReAlloc
AcquireSRWLockShared
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetModuleHandleA
GetConsoleMode
IsProcessorFeaturePresent
FormatMessageW
ExitProcess
MultiByteToWideChar
WriteConsoleW
TlsGetValue

psapi

EnumProcessModulesEx
GetModuleBaseNameW

user32

ShowWindow
SetWindowPos

vcruntime140

__C_specific_handler
__current_exception
memcmp
memset
__current_exception_context
memmove
_CxxThrowException
memcpy
__CxxFrameHandler3

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-runtime-l1-1-0

_crt_atexit
_seh_filter_exe
_set_app_type
terminate
_configure_narrow_argv
_initialize_narrow_environment
_initterm
_initterm_e
exit
_exit
_register_onexit_function
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_get_initial_narrow_environment
_initialize_onexit_table

api-ms-win-crt-stdio-l1-1-0

_set_fmode
__p__commode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

_set_new_mode
free

Sections

.text
Size: 129KB - Virtual size: 128KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 149KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 808B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
payload.bin

Sharing

General

Malware Config

Signatures

Files

1324e912b3362256e05e802a834f2c40

Headers

DLL Characteristics

File Characteristics

Imports

ntdll

kernel32

psapi

user32

vcruntime140

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

Sections

.text Size: 129KB - Virtual size: 128KB

.rdata Size: 149KB - Virtual size: 149KB

.data Size: 512B - Virtual size: 808B

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

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

.text
Size: 129KB - Virtual size: 128KB

.rdata
Size: 149KB - Virtual size: 149KB

.data
Size: 512B - Virtual size: 808B

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

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