Behavioral task
behavioral1
Sample
40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d.exe
Resource
win10v2004-20230915-en
General
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Target
40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d
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Size
1.5MB
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MD5
4a4a24eb7d9156421971ef26ea2e7b00
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SHA1
3148b7a49cc92bc7c123d887b274bcdea2ddb571
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SHA256
40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d
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SHA512
86f9511a2dda5c2372e728b2da6b93e8c70c209c6a5992cf9ca9cf0582138e10a975feca6b720bf8a0c640ccb327d0b4321999328fb365e05ca8c3952bace5c6
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SSDEEP
24576:8sCKABnCgjBAeu8iuUHGzkuBhzy2F+yVICFPC27rIlve3NuacODvsG:8ZKknCI7XBE2IuF64rIlmdii
Malware Config
Signatures
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Mimikatz family
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mimikatz is an open source tool to dump credentials on Windows 1 IoCs
resource yara_rule sample mimikatz -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d
Files
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40b0412831a6771a8ad85f509b556b16709676b4e93a0c15f04e0e5d81472c4d.exe windows:5 windows x86
b696542cade53789c2cbed09ce287013
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
advapi32
RegOpenKeyExW
kernel32
SizeofResource
HeapFree
GetCommandLineW
GetModuleFileNameW
InitializeCriticalSectionAndSpinCount
HeapSize
GetLastError
GetFileAttributesExW
LockResource
HeapReAlloc
RaiseException
FindResourceExW
LoadResource
FindResourceW
HeapAlloc
DecodePointer
HeapDestroy
GetProcAddress
DeleteCriticalSection
GetProcessHeap
GetModuleHandleW
FreeLibrary
LoadLibraryExW
CloseHandle
CreateFileW
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
GetStringTypeW
SetStdHandle
IsDebuggerPresent
OutputDebugStringW
EnterCriticalSection
LeaveCriticalSection
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
RtlUnwind
EncodePointer
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
GetFileType
WriteConsoleW
shell32
SHGetFolderPathW
user32
CharLowerBuffW
shlwapi
SHQueryValueExW
PathAppendW
PathRemoveFileSpecW
Sections
.text Size: 81KB - Virtual size: 80KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 5KB
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: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ