bash[.]exe | Triage

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General

Target

bash.exe
Size

71KB
MD5

5253fadcac48b84a10092ad28cb0cefa
SHA1

0aa20a8219291f21022dbb89641ae52e788ab0a3
SHA256

d597fec3b1a52a527aa67d63abb7aba582e64adaa6a4e41cddbba9907884dbad
SHA512

aa61b5b21dfba9a3a8d73c93e6846178488f050ca4d2ded358a06a7fea5f03de540b5dc01465abf88cdb7a2e2c63c25299e42cd9d81f1db9d15374c739555878
SSDEEP

1536:yyZCP+PHEkAeETj501xwXR3ytAUBvfnMInwDsFMPBxNMC1UDsVlTMa:9zAeWj2MB3ytAUB3MInssFUtp14szTMa

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bash.exe

Files

bash.exe
.exe windows:10 windows x64 arch:x64

f803ec712116dc3dc404213f1f14b281

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

bash.pdb

Imports

msvcp_win

??Bid@locale@std@@QEAA_KXZ
?_Addfac@_Locimp@locale@std@@AEAAXPEAVfacet@23@_K@Z
?_New_Locimp@_Locimp@locale@std@@CAPEAV123@AEBV123@@Z
??0?$codecvt@GDU_Mbstatet@@@std@@QEAA@_K@Z
?id@?$codecvt@GDU_Mbstatet@@@std@@2V0locale@2@A
?out@?$codecvt@GDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBG1AEAPEBGPEAD3AEAPEAD@Z
??1?$codecvt@GDU_Mbstatet@@@std@@MEAA@XZ
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Xbad_alloc@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
??4?$_Yarn@D@std@@QEAAAEAV01@PEBD@Z
?in@?$codecvt@GDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAG3AEAPEAG@Z
?_Incref@facet@locale@std@@UEAAXXZ

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

_initterm_e
_c_exit
_register_thread_local_exe_atexit_callback
_initterm

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

_o__configthreadlocale
_o__configure_wide_argv
_o__crt_atexit
_o__errno
_o__exit
_o__fileno
_o__get_initial_wide_environment
_o__getwch
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__invalid_parameter_noinfo_noreturn
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o__setmode
memcpy
_o__wsetlocale
_o_exit
_o_free
_o_malloc
_o_memset
_o_terminate
__C_specific_handler
_CxxThrowException
_o__cexit
_o___stdio_common_vswprintf
_o__callnewh
_o___stdio_common_vsnprintf_s
_o___p__commode
_o___stdio_common_vfwprintf
_o___p___wargv
_o___p___argc
_o___std_exception_destroy
_o___acrt_iob_func
_o___std_exception_copy
memmove
__std_terminate
__CxxFrameHandler3

api-ms-win-core-libraryloader-l1-2-0

GetModuleHandleW
GetModuleFileNameA
GetModuleHandleExW
GetProcAddress

api-ms-win-core-synch-l1-1-0

InitializeCriticalSectionEx
DeleteCriticalSection
ReleaseSemaphore
ReleaseMutex
CreateSemaphoreExW
CreateEventExW
CreateMutexExW
OpenSemaphoreW
WaitForSingleObjectEx
WaitForSingleObject

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

GetProcessHeap
HeapFree
HeapAlloc

api-ms-win-core-errorhandling-l1-1-0

SetLastError
GetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter

api-ms-win-core-processthreads-l1-1-0

GetCurrentProcess
TerminateProcess
CreateProcessW
GetCurrentProcessId
GetCurrentThreadId

api-ms-win-core-localization-l1-2-0

FormatMessageW

api-ms-win-core-debug-l1-1-0

DebugBreak
OutputDebugStringW
IsDebuggerPresent

api-ms-win-core-handle-l1-1-0

CloseHandle
DuplicateHandle
SetHandleInformation

api-ms-win-core-rtlsupport-l1-1-0

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

ntdll

RtlInitUnicodeString
RtlGUIDFromString
NtWaitForSingleObject
NtCancelIoFileEx
NtWriteFile
NtReadFile
NtDeviceIoControlFile

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

strpbrk
wcsncmp

api-ms-win-core-heap-l2-1-0

LocalFree

api-ms-win-core-console-l1-1-0

SetConsoleMode
GetConsoleMode
GetConsoleOutputCP
GetConsoleCP

api-ms-win-core-file-l1-1-0

GetFileType
CreateFileW

api-ms-win-core-com-l1-1-0

CoUninitialize
CoInitializeSecurity
CoInitializeEx
CoCreateInstance

api-ms-win-core-threadpool-l1-2-0

SubmitThreadpoolWork
CreateThreadpoolWork

api-ms-win-eventing-provider-l1-1-0

EventWriteTransfer
EventSetInformation
EventUnregister
EventRegister

api-ms-win-core-processenvironment-l1-1-0

ExpandEnvironmentStringsW
GetCommandLineW
GetCurrentDirectoryW
GetStdHandle

api-ms-win-core-console-l2-1-0

SetConsoleOutputCP
SetConsoleCP
GetConsoleScreenBufferInfo

Sections

.text
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 20KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f803ec712116dc3dc404213f1f14b281

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcp_win

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

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

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-1-0

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

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-rtlsupport-l1-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-interlocked-l1-1-0

ntdll

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

api-ms-win-core-heap-l2-1-0

api-ms-win-core-console-l1-1-0

api-ms-win-core-file-l1-1-0

api-ms-win-core-com-l1-1-0

api-ms-win-core-threadpool-l1-2-0

api-ms-win-eventing-provider-l1-1-0

api-ms-win-core-processenvironment-l1-1-0

api-ms-win-core-console-l2-1-0

Sections

.text Size: 44KB - Virtual size: 44KB

.rdata Size: 20KB - Virtual size: 20KB

.data Size: 512B - Virtual size: 2KB

.pdata Size: 3KB - Virtual size: 2KB

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

.reloc Size: 512B - Virtual size: 148B

.text
Size: 44KB - Virtual size: 44KB

.rdata
Size: 20KB - Virtual size: 20KB

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 3KB - Virtual size: 2KB

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

.reloc
Size: 512B - Virtual size: 148B