Static task
static1
Behavioral task
behavioral1
Sample
ST_CS2_Loader.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ST_CS2_Loader.exe
Resource
win10v2004-20240508-en
General
-
Target
ST_CS2_Loader.exe
-
Size
34.0MB
-
MD5
5e94944983ae8d386f797cdbbf306cd6
-
SHA1
d3ebc837784441f17c28198f3c18dcd64ee43f30
-
SHA256
483d4635e46acfc7f24a1a59fbc78a13f6743a5aaa3d8b55d8827d68587214a5
-
SHA512
6c6d2d20427ed70a036c21389088ec9696d88becf86e8b12e868490688dcedce773e3a354b6fea1687717f23dc28d35c88bf178b3c383821234824f5f38f762f
-
SSDEEP
786432:s19b9+rD12CQbdZdz9f6iWLidQxH5coJGwz4gL:u9b9m1+bdZIHZ1JGwzF
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ST_CS2_Loader.exe
Files
-
ST_CS2_Loader.exe.exe windows:6 windows x64 arch:x64
56e5b265443c1a83f0dcb78b11fc65f1
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
winmm
PlaySoundW
kernel32
GetStdHandle
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
FindWindowW
msvcp140
?_Xbad_alloc@std@@YAXXZ
d3d11
D3D11CreateDeviceAndSwapChain
d3dcompiler_47
D3DCompile
dwmapi
DwmExtendFrameIntoClientArea
ntdll
RtlCaptureContext
imm32
ImmSetCandidateWindow
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memset
api-ms-win-crt-heap-l1-1-0
malloc
api-ms-win-crt-runtime-l1-1-0
_cexit
api-ms-win-crt-time-l1-1-0
_time64
api-ms-win-crt-filesystem-l1-1-0
_lock_file
api-ms-win-crt-stdio-l1-1-0
fflush
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-string-l1-1-0
strncpy
api-ms-win-crt-convert-l1-1-0
strtol
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
api-ms-win-crt-math-l1-1-0
cosf
Sections
.text Size: - Virtual size: 715KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 169KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xor0 Size: - Virtual size: 20.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.xor1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.xor2 Size: 34.0MB - Virtual size: 34.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 296B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ