F2C[.]R[.]exe | Triage

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General

Target

F2C.R.exe
Size

224KB
MD5

abffbea6fa0494f09400acc4cf5a3eb7
SHA1

30c0de27182ab5a6d4bde6bcd3ce325d9dd43e26
SHA256

f6f7e4515453b6a9e15c4d5e12e2bde80b523a1c5774409f62d72284e7e234ea
SHA512

597191604f96a502d2171b42141015af1c1eed0d5f011afccff4b8fd14a4cb1d98c6fb25e475ebc71d6d7bd78b71081af14afd9b809f875f7a08d28bcf381eb5
SSDEEP

1536:habqdTNAmmhfIQ151mCLb2cr05CDdRc5YYXy8e6Ovu3yUyJCbIA2ljC8/9nOvKNm:IiBAnDbPhRcTXyjxRlf1q

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
F2C.R.exe

Files

F2C.R.exe
.exe windows:4 windows x86 arch:x86

5cc6efc84225191fab908c51e4202fac

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

gdi32

BitBlt
CreateBitmap
CreateCompatibleDC
CreateFontA
DeleteDC
DeleteObject
GetBitmapBits
SelectObject
SetBitmapBits
SetBkColor
SetBkMode
SetTextColor
StretchBlt
TextOutA
TextOutW

kernel32

CloseHandle
CreateThread
DeleteCriticalSection
EnterCriticalSection
ExitProcess
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TerminateThread
TlsGetValue
UnhandledExceptionFilter
VirtualAlloc
VirtualProtect
VirtualQuery

msvcrt

__dllonexit
__getmainargs
__initenv
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_errno
_fmode
_initterm
_iob
_lock
_onexit
_unlock
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
memset
rand
signal
strlen
strncmp
vfprintf
wcslen

user32

GetDC
GetDesktopWindow
GetSystemMetrics
GetWindowDC
InvalidateRect
MessageBoxW
ReleaseDC

winmm

waveOutClose
waveOutOpen
waveOutPrepareHeader
waveOutUnprepareHeader
waveOutWrite

Sections

.text
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 44B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 52B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 103KB - Virtual size: 103KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 1024B - Virtual size: 792B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 1024B - Virtual size: 754B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 1024B - Virtual size: 560B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5cc6efc84225191fab908c51e4202fac

Headers

File Characteristics

Imports

gdi32

kernel32

msvcrt

user32

winmm

Sections

.text Size: 12KB - Virtual size: 11KB

.data Size: 512B - Virtual size: 44B

.rdata Size: 2KB - Virtual size: 1KB

.bss Size: - Virtual size: 1KB

.idata Size: 2KB - Virtual size: 2KB

.CRT Size: 512B - Virtual size: 52B

.tls Size: 512B - Virtual size: 32B

.rsrc Size: 103KB - Virtual size: 103KB

/4 Size: 1024B - Virtual size: 792B

/19 Size: 43KB - Virtual size: 42KB

/31 Size: 7KB - Virtual size: 6KB

/45 Size: 7KB - Virtual size: 6KB

/57 Size: 2KB - Virtual size: 1KB

/70 Size: 1024B - Virtual size: 754B

/81 Size: 3KB - Virtual size: 3KB

/92 Size: 1024B - Virtual size: 560B

.text
Size: 12KB - Virtual size: 11KB

.data
Size: 512B - Virtual size: 44B

.rdata
Size: 2KB - Virtual size: 1KB

.bss
Size: - Virtual size: 1KB

.idata
Size: 2KB - Virtual size: 2KB

.CRT
Size: 512B - Virtual size: 52B

.tls
Size: 512B - Virtual size: 32B

.rsrc
Size: 103KB - Virtual size: 103KB

/4
Size: 1024B - Virtual size: 792B

/19
Size: 43KB - Virtual size: 42KB

/31
Size: 7KB - Virtual size: 6KB

/45
Size: 7KB - Virtual size: 6KB

/57
Size: 2KB - Virtual size: 1KB

/70
Size: 1024B - Virtual size: 754B

/81
Size: 3KB - Virtual size: 3KB

/92
Size: 1024B - Virtual size: 560B