puzzle[.]exe | Triage

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General

Target

puzzle.exe
Size

328KB
MD5

c3a610c2b8d47c6257e59946f7bee5fc
SHA1

a99cb4fe25831f6b0f25fe63bd3cfe3260078c01
SHA256

f84dd1351cc9e85326dcd55522fc26e93af475cef1752ee72fc1de1cb77f389d
SHA512

914ffeafc6114822834993a137298a1bf6938a9e00cf45cd54a0b597b7d59ad57d17fd66fcd36500bde8a034548cf4a5efa1d34c7cfa8da50728c65c0fd6297e
SSDEEP

6144:/NqATx/88AY754fUrsBkR24xxaiqJ2y5rLwq2f6C:/0ATx/XxsBkR242wy5fc6C

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
puzzle.exe

Files

puzzle.exe
.exe windows:4 windows x64 arch:x64

96174405028bfca603eeb8635a475f5f

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_LARGE_ADDRESS_AWARE

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
GetProcAddress
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery

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

mbrtowc
wcrtomb

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

__p__environ
__p__wenviron
getenv

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

_lock_file
_unlock_file

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

_set_new_mode
calloc
free
malloc

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

localeconv

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

__setusermatherr

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

__C_specific_handler
__intrinsic_setjmpex
longjmp
memcpy

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

__p___argc
__p___argv
__p___wargv
_cexit
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_errno
_initialize_narrow_environment
_initialize_wide_environment
_initterm
_set_app_type
_set_invalid_parameter_handler
abort
exit
signal
strerror

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

__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
_fileno
_setmode
_wfopen
fclose
fflush
fputc
fwrite
setvbuf

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

memset
strlen
strncmp
wcslen

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

__daylight
__timezone
__tzname
_tzset

Sections

.text
Size: 128KB - Virtual size: 127KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 416B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 107KB - Virtual size: 107KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 76KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

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: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 512B - Virtual size: 80B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 512B - Virtual size: 175B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 512B - Virtual size: 185B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/68
Size: 1024B - Virtual size: 582B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

96174405028bfca603eeb8635a475f5f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

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

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

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

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

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

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

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

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

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

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

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

Sections

.text Size: 128KB - Virtual size: 127KB

.data Size: 512B - Virtual size: 416B

.rdata Size: 107KB - Virtual size: 107KB

.pdata Size: 4KB - Virtual size: 3KB

.xdata Size: 4KB - Virtual size: 3KB

.bss Size: - Virtual size: 76KB

.idata Size: 3KB - Virtual size: 3KB

.CRT Size: 512B - Virtual size: 96B

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

.reloc Size: 512B - Virtual size: 252B

/4 Size: 512B - Virtual size: 80B

/19 Size: 4KB - Virtual size: 3KB

/31 Size: 512B - Virtual size: 175B

/45 Size: 512B - Virtual size: 164B

/57 Size: 512B - Virtual size: 185B

/68 Size: 1024B - Virtual size: 582B

.text
Size: 128KB - Virtual size: 127KB

.data
Size: 512B - Virtual size: 416B

.rdata
Size: 107KB - Virtual size: 107KB

.pdata
Size: 4KB - Virtual size: 3KB

.xdata
Size: 4KB - Virtual size: 3KB

.bss
Size: - Virtual size: 76KB

.idata
Size: 3KB - Virtual size: 3KB

.CRT
Size: 512B - Virtual size: 96B

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

.reloc
Size: 512B - Virtual size: 252B

/4
Size: 512B - Virtual size: 80B

/19
Size: 4KB - Virtual size: 3KB

/31
Size: 512B - Virtual size: 175B

/45
Size: 512B - Virtual size: 164B

/57
Size: 512B - Virtual size: 185B

/68
Size: 1024B - Virtual size: 582B