mierda[.]exe | Triage

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General

Target

mierda.exe
Size

3.2MB
MD5

199104c59a7dbda5c88ab64e933e318f
SHA1

3d584a07db16de87eab0cab0fa5e28ea4842b108
SHA256

d94424d13db3f8f0e0a7da3269718ab2a26bb399f118ac65149a14519a2595f4
SHA512

5098639c8bc4a95a98ff19d11d7fa31c64eb113ec0a6f13866329813190c43a6e608b09efc4741938ab9b89b4f365336ed6438aa4c51f6778936b3435c50494a
SSDEEP

49152:InWlH3NtCg7zLY3UX38MXbvYBszN+33Y:x9tCUJbv48e

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
mierda.exe

Files

mierda.exe
.exe windows:6 windows x86 arch:x86

54981d48929aed6443cf3f266c3bb1f6

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

ReadProcessMemory
GetModuleFileNameA
Process32First
WriteProcessMemory
VirtualFree
GetCurrentProcess
VirtualAlloc
Module32Next
GetProcessId
Module32First
ResumeThread
OpenProcess
CreateToolhelp32Snapshot
Sleep
LoadLibraryA
Process32Next
CloseHandle
VirtualProtectEx
GetThreadContext
GetProcAddress
VirtualAllocEx
CreateRemoteThread
VirtualFreeEx
SetThreadContext
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
ReleaseSRWLockExclusive
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
GetSystemTimeAsFileTime

msvcp140

?_Xlength_error@std@@YAXPBD@Z

vcruntime140

memset
__current_exception_context
__current_exception
_CxxThrowException
memmove
__std_exception_copy
__std_exception_destroy
_except_handler4_common
strstr
__CxxFrameHandler3

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

_register_thread_local_exe_atexit_callback
_c_exit
_invalid_parameter_noinfo_noreturn
_exit
_controlfp_s
_configure_narrow_argv
_initialize_narrow_environment
exit
_set_app_type
_initialize_onexit_table
_initterm_e
_seh_filter_exe
_initterm
_get_narrow_winmain_command_line
terminate
_cexit
_crt_atexit
_register_onexit_function

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

rand

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

_time64

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

_callnewh
malloc
_set_new_mode
free

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

__setusermatherr

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

__p__commode
_set_fmode

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

_configthreadlocale

Sections

.text
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3.2MB - Virtual size: 3.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 29KB - Virtual size: 28KB

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

Sharing

General

Malware Config

Signatures

Files

54981d48929aed6443cf3f266c3bb1f6

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcp140

vcruntime140

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

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

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

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

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

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

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

Sections

.text Size: 9KB - Virtual size: 9KB

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

.data Size: 3.2MB - Virtual size: 3.2MB

.rsrc Size: 29KB - Virtual size: 28KB

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

.text
Size: 9KB - Virtual size: 9KB

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

.data
Size: 3.2MB - Virtual size: 3.2MB

.rsrc
Size: 29KB - Virtual size: 28KB

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