Static task
static1
Behavioral task
behavioral1
Sample
ST_CS2_Loader.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ST_CS2_Loader.exe
Resource
win10v2004-20240412-en
General
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Target
ST_CS2_Loader.exe
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Size
23.7MB
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MD5
021eefbc1dc4a9a7ed64ddb35444e414
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SHA1
d6ce34a8078538a7fcd29938fc8eacab6aa37f0d
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SHA256
f0ad7e1800da0eb4f627761e547052c74c046396fafaba6a43e91fff14653787
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SHA512
7f6f31889252b8d0f4a977990c87cc120095c14e159e34bfe51ad31b9e5a4a71ffd81b324a04757cb5b30f59c3484eb835b60080eaccde89be7e27bedfe3229e
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SSDEEP
393216:LiiBG8FRdmvchd/CIM+eoVxn1H6Jb07mp//mChtUNfKURC0Yir3:LtbFDmwVCIdzxn4I4mCHif60Yij
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ST_CS2_Loader.exe
Files
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ST_CS2_Loader.exe.exe windows:6 windows x64 arch:x64
0885e51578d319a71e8eb96a021c6cb6
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
kernel32
GetProcessId
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
GetWindowLongW
msvcp140
_Query_perf_frequency
d3d11
D3D11CreateDeviceAndSwapChain
d3dcompiler_47
D3DCompile
dwmapi
DwmExtendFrameIntoClientArea
winmm
PlaySoundW
ntdll
RtlCaptureContext
imm32
ImmReleaseContext
vcruntime140_1
__CxxFrameHandler4
vcruntime140
memmove
api-ms-win-crt-heap-l1-1-0
_callnewh
api-ms-win-crt-runtime-l1-1-0
_errno
api-ms-win-crt-filesystem-l1-1-0
_unlock_file
api-ms-win-crt-stdio-l1-1-0
__p__commode
api-ms-win-crt-time-l1-1-0
_time64
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-string-l1-1-0
strncmp
api-ms-win-crt-convert-l1-1-0
atof
api-ms-win-crt-math-l1-1-0
logf
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
Sections
.text Size: - Virtual size: 785KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 197KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 71KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xorstr0 Size: - Virtual size: 14.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.xorstr1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.xorstr2 Size: 23.6MB - Virtual size: 23.6MB
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