Static task
static1
Behavioral task
behavioral1
Sample
loader.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
loader.dll
Resource
win10v2004-20240508-en
General
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Target
loader.dll
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Size
284KB
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MD5
00a49b69ddbc031fc288298745cf36ef
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SHA1
eb422d4a8a724f34bdcfdf0067ab5c397e9c9346
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SHA256
c4bd68707d0527170a03ac714f7859ef5765b7f643bdb66b4a4dea114b65c712
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SHA512
d0a9df948b16a13a32d5f0fd748e637fed8dcf3b85eeaef47259ccd3c4598120a64a2e2f774f04e6afb838e981faa8a400289e6407e35d45ac89023414a35871
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SSDEEP
6144:4xWEak3nKM+hBCCpSYSfxwCW3KNJvvU3Z1:4xWEV3n5+X/hkxeKzv
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource loader.dll
Files
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loader.dll.dll windows:6 windows x64 arch:x64
b64781d1f4a2040ce151736dc0d5c476
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
kernel32
CreateThread
FreeLibraryAndExitThread
GetModuleHandleA
GetProcAddress
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
user32
MessageBoxW
vcruntime140
memcpy
memset
__std_type_info_destroy_list
__C_specific_handler
api-ms-win-crt-heap-l1-1-0
malloc
api-ms-win-crt-runtime-l1-1-0
_initialize_narrow_environment
_execute_onexit_table
_seh_filter_dll
_initterm_e
_initterm
_initialize_onexit_table
_cexit
_configure_narrow_argv
Sections
.text Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 275KB - Virtual size: 274KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1024B - Virtual size: 612B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 160B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ