njrat | 443d3f5e49ba1b135488071909039fe0_NEAS

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General

Target
443d3f5e49ba1b135488071909039fe0_NEAS
Size 192KB
Sample240507-mpe6ascd7v
SHA256 20d74d387a9240ea8962724b97c8497ded46fd671a0c7a900e59d2d413f2bbf6
MD5 443d3f5e49ba1b135488071909039fe0
SHA1 1046f3faa6c5c4a650f0da93d673354e5b58b1d2
SHA512 ca1bd1536927f187e053d21e769e6218ef98b9a6d57cc239b07bff0eb4264abb16c850ea3c973347fc57c31d1521ed180cff23a3ee8565d446230fcc446c1d2c
SSDEEP 3072:tvNKADKrriCimbjvCYOEgYfc0DV+1BIyLK5jZC:lNhuimnCYOE1+fIyG5jZC
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat

Malware Config

Signatures

Njrat family
njrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
443d3f5e49ba1b135488071909039fe0_NEAS

File Explorer

443d3f5e49ba1b135488071909039fe0_NEAS

.exe 192KB

443d3f5e49ba1b135488071909039fe0_NEAS

IMPHASH 0b36fc85e0cb5e337c80982db5210969
SHA256 20d74d387a9240ea8962724b97c8497ded46fd671a0c7a900e59d2d413f2bbf6
MD5 443d3f5e49ba1b135488071909039fe0
SHA1 1046f3faa6c5c4a650f0da93d673354e5b58b1d2
SHA512 ca1bd1536927f187e053d21e769e6218ef98b9a6d57cc239b07bff0eb4264abb16c850ea3c973347fc57c31d1521ed180cff23a3ee8565d446230fcc446c1d2c
SSDEEP 3072:tvNKADKrriCimbjvCYOEgYfc0DV+1BIyLK5jZC:lNhuimnCYOE1+fIyG5jZC
MD5 SHA1 SHA512 SSDEEP

windows:1 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

196608

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

ole32

CoCreateInstance CLSIDFromString CoInitialize CoUninitialize

oleaut32

SysAllocString

wininet

DeleteUrlCacheEntry FindFirstUrlCacheEntryA FindNextUrlCacheEntryA

kernel32

ExitProcess ExpandEnvironmentStringsA GetCommandLineA GetComputerNameA GetCurrentProcessId GetCurrentThreadId GetExitCodeThread GetFileSize GetModuleFileNameA GetModuleHandleA CloseHandle GetProcAddress GetSystemDirectoryA GetTempPathA GetTickCount GetVersion GetVersionExA GetWindowsDirectoryA GlobalMemoryStatus CopyFileA InterlockedIncrement IsBadReadPtr IsBadWritePtr LoadLibraryA LocalAlloc LocalFree OpenMutexA CreateFileA ReadFile RtlUnwind SetFilePointer CreateMutexA Sleep TerminateProcess VirtualQuery CreateProcessA WaitForSingleObject WideCharToMultiByte WinExec WriteFile lstrlenA lstrlenW CreateThread DeleteFileA

user32

GetWindowTextA GetWindowRect FindWindowA GetWindow GetClassNameA SetFocus GetForegroundWindow LoadCursorA LoadIconA SetTimer RegisterClassA MessageBoxA GetMessageA GetWindowLongA SetWindowLongA CreateDesktopA SetThreadDesktop GetThreadDesktop TranslateMessage DispatchMessageA SendMessageA PostQuitMessage ShowWindow CreateWindowExA DestroyWindow MoveWindow DefWindowProcA CallWindowProcA

gdi32

GetStockObject SetBkColor SetTextColor CreateBrushIndirect CreateFontA

advapi32

GetUserNameA RegCreateKeyExA RegCloseKey RegOpenKeyExA RegQueryValueExA RegSetValueExA GetSecurityInfo SetSecurityInfo SetEntriesInAclA

crtdll

__GetMainArgs _sleep _stricmp atoi exit memcpy memset printf raise rand signal sprintf srand sscanf strcat strchr strncmp vsprintf

ntdll

LdrUnloadDll

Name

.text

Size

31KB

Virtual Size

31KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

132KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.data

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fldo

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.l1

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

443d3f5e49ba1b135488071909039fe0_NEAS

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

ntdll

generic