AddUser[.]dll | Triage

Sharing

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General

Target

AddUser.dll
Size

60KB
MD5

6b833e9df804a2001b4e0480bba3601d
SHA1

32c20fe6709023f2111ad0f68517afa37922df6e
SHA256

cbf9a171186cb39275b77906baa056304f1aae960f32c31796e7589a960d3b32
SHA512

484457567d6b3c7317550239832f6668b59531cd6a111f531d7a0648063e632e12ac3b9a9a2e6c0509d2bd4c0b9658e40d625562fa738073429c0c89fde6485f
SSDEEP

384:H0/aj/aU1bj8YltpTGT2Vb8p/bF4I6Oe99syd7KiHbI2xQfB1NzthE3AhhOF:UCj1ATIb2RIScb9YBP5hE3A

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
AddUser.dll

Files

AddUser.dll
.dll windows x64

2ba881e36991c15fbeb45e80c8995f4e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

advapi32

LookupAccountSidW
CreateWellKnownSid

netapi32

NetUserAdd
NetLocalGroupAddMembers

vcruntime140d

__current_exception
__vcrt_GetModuleFileNameW
__C_specific_handler_noexcept
__C_specific_handler
memset
__current_exception_context
memcpy
__vcrt_LoadLibraryExW
__vcrt_GetModuleHandleW
__std_type_info_destroy_list

ucrtbased

wcscpy_s
_wsplitpath_s
_wmakepath_s
_cexit
_crt_at_quick_exit
_crt_atexit
_execute_onexit_table
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
terminate
_seh_filter_dll
__stdio_common_vsprintf_s
strcat_s
strcpy_s
_initterm_e
_initterm
_CrtDbgReportW
_CrtDbgReport
_configure_narrow_argv

kernel32

WideCharToMultiByte
MultiByteToWideChar
RaiseException
IsDebuggerPresent
GetCurrentThreadId
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetProcAddress
FreeLibrary
VirtualQuery
GetProcessHeap
HeapFree
HeapAlloc
GetLastError
GetModuleHandleW
GetStartupInfoW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentProcessId
RtlCaptureContext

Sections

.textbss
Size: - Virtual size: 64KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.msvcjmc
Size: 512B - Virtual size: 404B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 373B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 806B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 627B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2ba881e36991c15fbeb45e80c8995f4e

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

netapi32

vcruntime140d

ucrtbased

kernel32

Sections

.textbss Size: - Virtual size: 64KB

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

.rdata Size: 12KB - Virtual size: 11KB

.data Size: 512B - Virtual size: 2KB

.pdata Size: 8KB - Virtual size: 8KB

.idata Size: 4KB - Virtual size: 3KB

.msvcjmc Size: 512B - Virtual size: 404B

.00cfg Size: 512B - Virtual size: 373B

.rsrc Size: 1024B - Virtual size: 806B

.reloc Size: 1024B - Virtual size: 627B

.textbss
Size: - Virtual size: 64KB

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

.rdata
Size: 12KB - Virtual size: 11KB

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 8KB - Virtual size: 8KB

.idata
Size: 4KB - Virtual size: 3KB

.msvcjmc
Size: 512B - Virtual size: 404B

.00cfg
Size: 512B - Virtual size: 373B

.rsrc
Size: 1024B - Virtual size: 806B

.reloc
Size: 1024B - Virtual size: 627B