RegCtrl[.]dll | Triage

Sharing

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General

Target

RegCtrl.dll
Size

41KB
MD5

91bb783af919e5b40d403f84b6b9e9f5
SHA1

8d1a2d06f5fac8cc6af8b6f5285cf629c03c2530
SHA256

4aecca1400f78fa74176a0e2f524b11a89b11f02f3010d5bc3e2baaa3127dd91
SHA512

607e3de929939098330aeb88949d76fbdcee3c205cd5e9eb7b9ee7a31b4c31ffedb135cfd242a341ee246a9a873be51ee1d8511de08274455627c0850112fa35
SSDEEP

768:azsRNs1L2hyOyI7SRK/vBg46xUJzH9btp2OIM+cEQCFJQQSd5kf:a4ETO7SRK/vBg46SJzHjpWZBSduf

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RegCtrl.dll

Files

RegCtrl.dll
.dll regsvr32 windows:6 windows x86 arch:x86

e1fca22260207f16961206239fdb8249

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

RegCtrl.pdb

Imports

msvcrt

memset
_purecall
wcscat_s
wcscpy_s
??_U@YAPAXI@Z
memcpy_s
free
malloc
wcsncpy_s
??_V@YAXPAX@Z
__CxxFrameHandler3
_CxxThrowException
_XcptFilter
_amsg_exit
_initterm
?terminate@@YAXXZ
??1type_info@@UAE@XZ
_errno
realloc
_lock
_unlock
__dllonexit
_onexit
??3@YAXPAX@Z
_except_handler4_common
??2@YAPAXI@Z
memcmp

user32

UnregisterClassA
CharNextW

kernel32

OutputDebugStringA
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
Sleep
lstrlenW
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
SetThreadLocale
GetThreadLocale
DisableThreadLibraryCalls
GetModuleFileNameW
FreeLibrary
GetLastError
GetProcAddress
LoadLibraryExW
GetModuleHandleW
lstrcmpiW
RaiseException
MultiByteToWideChar
SizeofResource
LoadResource
FindResourceExW

advapi32

RegSetValueExW
RegDeleteValueW
RegCreateKeyExW
RegCloseKey
RegOpenKeyExW
RegEnumKeyExW
RegQueryInfoKeyW

ole32

CoCreateInstance
StringFromGUID2
CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree
CLSIDFromProgID

oleaut32

LoadRegTypeLi
SysStringLen
SysAllocString
LoadTypeLi
UnRegisterTypeLi
SysFreeString
VarUI4FromStr
VariantInit
VariantClear
RegisterTypeLi

powrprof

PowerDeterminePlatformRole

shlwapi

SHRegCloseUSKey
UrlGetPartW
SHRegGetValueW
SHRegWriteUSValueW
SHRegCreateUSKeyW

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e1fca22260207f16961206239fdb8249

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

user32

kernel32

advapi32

ole32

oleaut32

powrprof

shlwapi

Exports

Exports

Sections

.text Size: 31KB - Virtual size: 30KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 2KB - Virtual size: 2KB

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

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 31KB - Virtual size: 30KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 2KB - Virtual size: 2KB

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

.reloc
Size: 2KB - Virtual size: 1KB