b112[.]exe | Triage

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General

Target

b112.exe
Size

112KB
MD5

2b6ecd5839cd976496b1cd2780962a24
SHA1

41411dafd0531f10d109f706574c6a48a963dc27
SHA256

d553c6128d33be13d656de47df32d7184281c81ff5c9c20ed58a07f2b85094b0
SHA512

b48bd45011c74145746fd0594619c1e06eb5266413d4806048a52b8a1bd7690a9898134f27fdfd64ab20c3cfb10296f8be4ac9006bc464958c65aa66c8deb78a
SSDEEP

3072:9IAjdYd2DfCL96qhSl+nPhlHiJJJ655ZZoEF:9IAE6qhSl+nPOJJJ655ZZoEF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b112.exe

Files

b112.exe
.exe windows:4 windows x64 arch:x64

Password: infected

3e4ea5a76e68c74643536824830b0523

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

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

AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
FreeLibrary
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetHandleInformation
GetLastError
GetModuleHandleA
GetProcAddress
GetProcessAffinityMask
GetStartupInfoA
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDBCSLeadByteEx
IsDebuggerPresent
LeaveCriticalSection
LoadLibraryA
MultiByteToWideChar
OpenProcess
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SuspendThread
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte

msvcrt

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

user32

MessageBoxA

Sections

.text
Size: 86KB - Virtual size: 85KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 528B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - 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

.reloc
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

3e4ea5a76e68c74643536824830b0523

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

user32

Sections

.text Size: 86KB - Virtual size: 85KB

.data Size: 1024B - Virtual size: 528B

.rdata Size: 8KB - Virtual size: 7KB

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

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

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

.bss Size: - Virtual size: 3KB

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

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

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

.reloc Size: 512B - Virtual size: 160B

.text
Size: 86KB - Virtual size: 85KB

.data
Size: 1024B - Virtual size: 528B

.rdata
Size: 8KB - Virtual size: 7KB

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

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

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

.bss
Size: - Virtual size: 3KB

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

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

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

.reloc
Size: 512B - Virtual size: 160B