Skinchanger[.]exe

Resubmissions

14-03-2024 15:33

240314-szpelshh66 3

14-03-2024 15:32

240314-syn3fshh39 3

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General

Target

Skinchanger.exe
Size

1.3MB
MD5

e31988b2c4f91978565a3f40e2f8268d
SHA1

a4377f28ea1b111dc7d3e38839b4010c7de47965
SHA256

5114938165dda775cca070a72bd2380cb93bb15af60b08fdc6cde2348dc2026f
SHA512

d3d9f83ab35de6bd02c60a031e4d2bc6ced6e6e35bba105dc6e838fd686cf1d870100b2663cc5c9d487d3b4a69660d187731df15012ada7a7a8edf9511a6c94b
SSDEEP

24576:A/HFIo7inylfH+v36iautVruwjzFCr9znzbdzqf0fHXwht5U3X5YJhtRlN1eiFF7:m6BifUzjN+4WHA3ii

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Skinchanger.exe

Files

Skinchanger.exe
.exe windows:6 windows x86 arch:x86

5b4e426f99228d0f9c53af64ea2a843a

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

GetEnvironmentVariableA
GetStdHandle
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
GetCurrentProcessId
SleepEx
CreateFileA
GetFileSizeEx
OutputDebugStringW
LocalFree
EnterCriticalSection
SetEvent
ResetEvent
CreateEventW
GetModuleHandleW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
MoveFileExA
LeaveCriticalSection
Sleep
GetSystemDirectoryA
GetTickCount
FormatMessageW
SetLastError
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
CreateThread
TerminateThread
QueryPerformanceCounter
VerifyVersionInfoW
FreeLibrary
VerSetConditionMask
GetProcAddress
QueryPerformanceFrequency
LoadLibraryA
GlobalUnlock
WideCharToMultiByte
GlobalLock
IsDebuggerPresent
GlobalFree
GlobalAlloc
MultiByteToWideChar
CreateProcessA
CloseHandle
GetModuleHandleA
DeleteCriticalSection
GetLastError
GetTempPathA
WaitForSingleObjectEx
InitializeCriticalSectionEx
InitializeCriticalSectionAndSpinCount
ExpandEnvironmentStringsA

user32

AdjustWindowRectEx
GetWindowLongW
GetDesktopWindow
SetWindowTextW
GetKeyState
LoadCursorA
GetWindowRect
GetDC
MessageBoxA
UpdateWindow
RegisterClassExA
PostQuitMessage
SetWindowPos
TranslateMessage
CreateWindowExA
DefWindowProcA
ShowWindow
DestroyWindow
DispatchMessageA
SetClipboardData
GetClipboardData
EmptyClipboard
CloseClipboard
MonitorFromWindow
OpenClipboard
SetFocus
GetCursorPos
ReleaseDC
SetCursorPos
EnumDisplayMonitors
PeekMessageA
ScreenToClient
UnregisterClassA
IsIconic
SetForegroundWindow
ReleaseCapture
GetClientRect
SetWindowLongW
SetCursor
SetCapture
WindowFromPoint
GetCapture
SetWindowLongA
ClientToScreen
IsChild
GetMonitorInfoA
GetForegroundWindow
SetLayeredWindowAttributes
BringWindowToTop

gdi32

GetDeviceCaps

advapi32

CryptHashData
CryptEncrypt
CryptAcquireContextA
CryptReleaseContext
CryptGetHashParam
CryptCreateHash
CryptDestroyKey
CryptDestroyHash
CryptImportKey

shell32

ord155
SHGetKnownFolderPath
SHOpenFolderAndSelectItems
SHGetFolderPathA
SHParseDisplayName

oleaut32

SysAllocString
VariantClear
SysFreeString

msvcp140

_Xtime_get_ticks
_Query_perf_counter
_Thrd_sleep
_Query_perf_frequency
?_Xlength_error@std@@YAXPBD@Z

normaliz

IdnToAscii

ws2_32

WSAIoctl
setsockopt
WSACleanup
WSAStartup
WSASetLastError
socket
accept
bind
connect
getsockname
listen
htons
select
recv
getaddrinfo
freeaddrinfo
recvfrom
sendto
getpeername
ioctlsocket
htonl
gethostname
ntohs
WSAGetLastError
closesocket
WSAWaitForMultipleEvents
WSAResetEvent
WSAEventSelect
WSAEnumNetworkEvents
WSACreateEvent
WSACloseEvent
send
getsockopt
__WSAFDIsSet

crypt32

CertEnumCertificatesInStore
CertFreeCertificateChain
CertOpenStore
CertCloseStore
CertFreeCertificateChainEngine
CertFindCertificateInStore
CertFreeCertificateContext
CryptStringToBinaryA
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertGetCertificateChain

wldap32

ord26
ord27
ord32
ord33
ord35
ord79
ord30
ord200
ord301
ord217
ord46
ord22
ord211
ord60
ord45
ord50
ord143
ord41

d3d9

Direct3DCreate9

d3dx9_43

D3DXCreateTextureFromFileInMemoryEx

imm32

ImmSetCompositionWindow
ImmReleaseContext
ImmGetContext

bcrypt

BCryptGenRandom

vcruntime140

_except_handler4_common
__current_exception_context
__current_exception
_CxxThrowException
memmove
memchr
memcpy
strrchr
memset
strchr
strstr
__std_terminate
__std_exception_copy
__std_exception_destroy
__CxxFrameHandler3

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

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

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

fputc
_set_fmode
_lseeki64
fgets
_open
__p__commode
fopen
feof
fflush
_read
_write
fputs
_close
fclose
__acrt_iob_func
__stdio_common_vsscanf
__stdio_common_vsprintf
fread
_wfopen
fwrite
fseek
ftell

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

_set_new_mode
malloc
_callnewh
realloc
calloc
free

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

_unlink
_access
_fstat64
remove
_stat64i32
_stat64

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

setlocale
_configthreadlocale

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

strcspn
strncmp
_strdup
strpbrk
strspn
strncpy

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

qsort

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

wcstombs
strtoll
atoi
strtoul
strtol

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

_time64
_gmtime64
strftime

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

_libm_sse2_sin_precise
_fdopen
_libm_sse2_acos_precise
ceil
_libm_sse2_sqrt_precise
_libm_sse2_cos_precise
__setusermatherr

Sections

.text
Size: 599KB - Virtual size: 598KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 525KB - Virtual size: 526KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 142KB - Virtual size: 141KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

5b4e426f99228d0f9c53af64ea2a843a

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

oleaut32

msvcp140

normaliz

ws2_32

crypt32

wldap32

d3d9

d3dx9_43

imm32

bcrypt

vcruntime140

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

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

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

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

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

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

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

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

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

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

Sections

.text Size: 599KB - Virtual size: 598KB

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

.data Size: 525KB - Virtual size: 526KB

.rsrc Size: 142KB - Virtual size: 141KB

.reloc Size: 22KB - Virtual size: 22KB

.text
Size: 599KB - Virtual size: 598KB

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

.data
Size: 525KB - Virtual size: 526KB

.rsrc
Size: 142KB - Virtual size: 141KB

.reloc
Size: 22KB - Virtual size: 22KB