cuh[.]exe | Triage

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General

Target

cuh.exe
Size

13.2MB
MD5

4fee766314cfd22c9a10ece45a51276d
SHA1

b5a50d543a6d4c99b40f7cc8c7bed7a7ea9f5675
SHA256

3629fdf28c1d01a437c47073fa64a82b65d339874d57c4154dc2af1a16b85371
SHA512

e41af1643bb40ceb8585398121fcdac06d67d3cfac765b562ecf62259fbadf69d9719e26b65508e953adeeca1c755f49701e89d5b66bee93a6146b364783365e
SSDEEP

393216:peS6wS3WdAVxVFqDko1Cgq0RpTh4gFcS/1gdIvWw4:GyAFlJ0RpO+T15vWw4

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cuh.exe

Files

cuh.exe
.exe windows:4 windows x86 arch:x86

ce780e1bc8d4853bf4090b57c6ed15e0

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

advapi32

RegCloseKey
RegOpenKeyExA
RegSetValueExA

gdi32

CreateFontA
CreatePen
CreateSolidBrush
Rectangle
SelectObject
SetBkColor

kernel32

CreateProcessA
DeleteCriticalSection
EnterCriticalSection
ExpandEnvironmentStringsA
FindResourceA
FreeLibrary
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
LoadResource
LockResource
SetUnhandledExceptionFilter
SizeofResource
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

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

__p__environ
__p__wenviron

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

_set_new_mode
calloc
free
malloc

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

__setusermatherr

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

memcpy

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

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

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

__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
__stdio_common_vsprintf
fclose
fopen
fwrite

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

memset
strlen
strncmp

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

__daylight
__timezone
__tzname
_tzset

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

rand

user32

BeginPaint
CreateWindowExA
DefWindowProcA
DestroyWindow
DispatchMessageA
EnableMenuItem
EndPaint
GetDlgCtrlID
GetMessageA
GetSystemMenu
GetSystemMetrics
LoadImageA
RegisterClassA
SendMessageA
TranslateMessage

Sections

.text
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 120B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 228B

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: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 13.1MB - Virtual size: 13.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 776B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/14
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 512B - Virtual size: 175B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/80
Size: 512B - Virtual size: 119B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/91
Size: 512B - Virtual size: 372B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ce780e1bc8d4853bf4090b57c6ed15e0

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

gdi32

kernel32

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

api-ms-win-crt-heap-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

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

user32

Sections

.text Size: 10KB - Virtual size: 9KB

.data Size: 512B - Virtual size: 120B

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

/4 Size: 2KB - Virtual size: 2KB

.bss Size: - Virtual size: 228B

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

.CRT Size: 512B - Virtual size: 48B

.tls Size: 512B - Virtual size: 8B

.rsrc Size: 13.1MB - Virtual size: 13.1MB

.reloc Size: 1024B - Virtual size: 776B

/14 Size: 512B - Virtual size: 56B

/29 Size: 3KB - Virtual size: 3KB

/41 Size: 512B - Virtual size: 175B

/55 Size: 512B - Virtual size: 160B

/67 Size: 512B - Virtual size: 56B

/80 Size: 512B - Virtual size: 119B

/91 Size: 512B - Virtual size: 372B

.text
Size: 10KB - Virtual size: 9KB

.data
Size: 512B - Virtual size: 120B

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

/4
Size: 2KB - Virtual size: 2KB

.bss
Size: - Virtual size: 228B

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

.CRT
Size: 512B - Virtual size: 48B

.tls
Size: 512B - Virtual size: 8B

.rsrc
Size: 13.1MB - Virtual size: 13.1MB

.reloc
Size: 1024B - Virtual size: 776B

/14
Size: 512B - Virtual size: 56B

/29
Size: 3KB - Virtual size: 3KB

/41
Size: 512B - Virtual size: 175B

/55
Size: 512B - Virtual size: 160B

/67
Size: 512B - Virtual size: 56B

/80
Size: 512B - Virtual size: 119B

/91
Size: 512B - Virtual size: 372B