chakrathunk.pdb
Static task
static1
Behavioral task
behavioral1
Sample
Chakrathunk.dll
Resource
win10v2004-20240226-en
General
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Target
Chakrathunk.dll
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Size
103KB
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MD5
fd2d4bfa7b8500fa283b004d7172621e
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SHA1
50520e4420c258f3db11101fcaf221f3636e3d49
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SHA256
9f7d6b011eb99ceeb5d747052505cee80134fa7c602b07a7614fa6a907354086
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SHA512
0de6f155f0305c302431e34c2fda86a953225f2566b169c85d81fe9879efec565a80214d2c407ca04571f0aef6e99299f4c3327dfebf209532fb561f58e0172f
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SSDEEP
1536:ufSydasLQ0sJLJ74In7z3e/vyThgwtFiecVLqb0CwfBM:mr80sJLd4InP3yytgmFiBR1lfBM
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Chakrathunk.dll
Files
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Chakrathunk.dll.dll windows:10 windows x86 arch:x86
65e751034b042cf0ce40076ce7be7a4b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
PDB Paths
Imports
msvcrt
_unlock
_initterm
__dllonexit
_amsg_exit
_XcptFilter
_onexit
?terminate@@YAXXZ
_callnewh
malloc
free
__CxxFrameHandler3
_CxxThrowException
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
??1type_info@@UAE@XZ
??0exception@@QAE@ABQBD@Z
??0exception@@QAE@XZ
memcpy_s
memmove_s
_except_handler4_common
_lock
api-ms-win-core-file-l1-1-0
CreateFileW
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-errorhandling-l1-1-0
SetUnhandledExceptionFilter
SetLastError
UnhandledExceptionFilter
api-ms-win-core-heap-l1-1-0
HeapAlloc
GetProcessHeap
HeapFree
api-ms-win-core-synch-l1-1-0
ReleaseSRWLockShared
AcquireSRWLockShared
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
api-ms-win-core-memory-l1-1-0
MapViewOfFile
VirtualProtect
CreateFileMappingW
UnmapViewOfFile
api-ms-win-core-libraryloader-l1-2-0
DisableThreadLibraryCalls
GetModuleHandleExW
GetModuleFileNameW
api-ms-win-core-synch-l1-2-0
Sleep
api-ms-win-core-debug-l1-1-0
OutputDebugStringA
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-processthreads-l1-1-0
GetCurrentProcessId
TerminateProcess
GetCurrentThreadId
GetCurrentProcess
api-ms-win-core-sysinfo-l1-1-0
GetTickCount
GetSystemTimeAsFileTime
ntdll
DbgPrintEx
NtAreMappedFilesTheSame
Exports
Exports
JsThunk_AllocateData
JsThunk_Cleanup
JsThunk_CleanupDefer
JsThunk_CleanupFinish
JsThunk_DataToCode
JsThunk_GetSize
JsThunk_InitData
JsThunk_Is
Sections
.text Size: 84KB - Virtual size: 84KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ