njrat | c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N[.]exe

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General

Target
c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N.exe
Size 93KB
Sample241208-eqpr5axjfr
SHA256 c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16
MD5 fd363de5bd4256b667326f3bcd78c230
SHA1 3d677a7d285f4b4ef897db493c9eb3038f0f7ebe
SHA512 c1c9ee2c8ddb37b6101bb65042ab8fc47a661849405e5c22cff48e9fc58fd817da67452a0cdec7689d379bb2475e8c82e444c62c09ac1ee6ca6e6d28da405b17
SSDEEP 1536:eGSryjQYTdwpr0sYP2XOQ6PsN1DaYfMZRWuLsV+1R:eGSrNYTdwpOueQ6PIgYfc0DV+1R
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat

Malware Config

Signatures

Njrat family
njrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N.exe

File Explorer

c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N.exe

.exe 93KB

c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N.exe

IMPHASH 0b36fc85e0cb5e337c80982db5210969
SHA256 c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16
MD5 fd363de5bd4256b667326f3bcd78c230
SHA1 3d677a7d285f4b4ef897db493c9eb3038f0f7ebe
SHA512 c1c9ee2c8ddb37b6101bb65042ab8fc47a661849405e5c22cff48e9fc58fd817da67452a0cdec7689d379bb2475e8c82e444c62c09ac1ee6ca6e6d28da405b17
SSDEEP 1536:eGSryjQYTdwpr0sYP2XOQ6PsN1DaYfMZRWuLsV+1R:eGSrNYTdwpOueQ6PIgYfc0DV+1R
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

c0f38e52cd75427d89aa4f3b761cfc51f264ff63f48cfdda5af6caf9d8d18f16N.exe

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

ntdll

generic