njrat | file3[.]exe

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General

Target

file3.exe
Size

337KB
MD5

a02004a87c7f390de873b7e76c983f89
SHA1

8acfa83da264bfbed68549cfa535401b4da7ebbc
SHA256

e83a5ef9af52b5f878238e652094c5470adf518ea914cdf2802d377ad812e08f
SHA512

5ffa8732bd51af43fd5464abca2c0f904f1da2add68a84ea34daadea7a84ad74c4410f0d13248dfac54bd9dbeed05106cc6ac58da0ed4393436311903cd3d94a
SSDEEP

3072:LMHlcj95/ogYfc0DV+1BIyLK5jZWlfXXqyYwi8x4Yfc09:Lmg/o1+fIyG5jZkCwi8r

Score

10^/10

njrat

Malware Config

Signatures

Njrat family
njrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
file3.exe

Files

file3.exe
.exe windows:1 windows x86 arch:x86

0b36fc85e0cb5e337c80982db5210969

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

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

Sections

.text
Size: 31KB - Virtual size: 31KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 132KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.fldo
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.l1
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

0b36fc85e0cb5e337c80982db5210969

Headers

File Characteristics

Imports

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

ntdll

Sections

.text Size: 31KB - Virtual size: 31KB

.bss Size: - Virtual size: 132KB

.data Size: 12KB - Virtual size: 12KB

.idata Size: 3KB - Virtual size: 3KB

.fldo Size: 512B - Virtual size: 4KB

.l1 Size: 4KB - Virtual size: 4KB

.text
Size: 31KB - Virtual size: 31KB

.bss
Size: - Virtual size: 132KB

.data
Size: 12KB - Virtual size: 12KB

.idata
Size: 3KB - Virtual size: 3KB

.fldo
Size: 512B - Virtual size: 4KB

.l1
Size: 4KB - Virtual size: 4KB