njrat | b5939c608e27d49d0d43d9658bc7027a0b47b2a7bd02ca2cdf2a274d3e38418eN[.]exe

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General

Target

b5939c608e27d49d0d43d9658bc7027a0b47b2a7bd02ca2cdf2a274d3e38418eN.exe
Size

93KB
MD5

f2ac2b3750e7eb6a9516a9229012d860
SHA1

71f82c161e93f39b2c995a351b32aa0a9da74718
SHA256

b5939c608e27d49d0d43d9658bc7027a0b47b2a7bd02ca2cdf2a274d3e38418e
SHA512

7d679f5ab57274d5f8ffc07899383c9788f3d6c883fd4c6950ecf9a539fba88ed2d839489297e92c0a26ed63c5eadbf19d1ae4a0f03e8dd6cccb5c0425fdfa5f
SSDEEP

1536:M1YBHRM4DrbYtZmtGU7jXvaWtzUMHmYvy1DaYfMZRWuLsV+1x:6Y3DuZxkzhU5YvygYfc0DV+1x

Score

10^/10

njrat

Malware Config

Signatures

Njrat family
njrat

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b5939c608e27d49d0d43d9658bc7027a0b47b2a7bd02ca2cdf2a274d3e38418eN.exe

Files

b5939c608e27d49d0d43d9658bc7027a0b47b2a7bd02ca2cdf2a274d3e38418eN.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