Static task
static1
Behavioral task
behavioral1
Sample
NL External.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
NL External.exe
Resource
win10v2004-20240226-en
General
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Target
NL External.exe
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Size
320KB
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MD5
e2f9afa32eb56aecce36ee2129aa7f32
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SHA1
43d16f1790f29b4e5531da479d7521cbcf3ec4f4
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SHA256
c43d9f8c6ac1cc752e653c3afaf9547bd5d7c739355e92998e5e78a2829a217a
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SHA512
5e464ed7f03433e1d3d414e1bb3e92c417d4298fc7b4ec83fdc5faee49a79b41d676e1886ec93a824cc4bc68500ebab0d372b7a7d52eeda98446b2b002fade1a
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SSDEEP
6144:tDKW1Lgbdl0TBBvjc/CWG1Bc19VE23h/n0XjDu3yiqYcn7lvxPHsqe:Fh1Lk70TnvjcPG1BqTE29n0TDusb7lFE
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NL External.exe
Files
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NL External.exe.exe windows:5 windows x86 arch:x86
bf5a4aa99e5b160f8521cadd6bfe73b8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
kernel32
RaiseException
GetLastError
MultiByteToWideChar
lstrlenA
InterlockedDecrement
GetProcAddress
LoadLibraryA
FreeResource
SizeofResource
LockResource
LoadResource
FindResourceA
GetModuleHandleA
Module32Next
CloseHandle
Module32First
CreateToolhelp32Snapshot
GetCurrentProcessId
SetEndOfFile
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
GetLocaleInfoA
HeapFree
GetProcessHeap
HeapAlloc
GetCommandLineA
HeapCreate
VirtualFree
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
VirtualAlloc
HeapReAlloc
HeapSize
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetModuleHandleW
Sleep
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameA
WideCharToMultiByte
GetConsoleCP
GetConsoleMode
ReadFile
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
FlushFileBuffers
SetFilePointer
SetHandleCount
GetFileType
GetStartupInfoA
RtlUnwind
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
GetSystemTimeAsFileTime
InitializeCriticalSectionAndSpinCount
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
CompareStringA
CompareStringW
SetEnvironmentVariableA
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
SetStdHandle
CreateFileA
ole32
OleInitialize
oleaut32
SafeArrayCreate
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayDestroy
SafeArrayCreateVector
VariantClear
VariantInit
SysFreeString
SysAllocString
Sections
.text Size: 102KB - Virtual size: 101KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 184KB - Virtual size: 183KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ