dllupd[.]exe | Triage

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General

Target

dllupd.exe
Size

11.2MB
MD5

dcc381b9e1140452cbd2b61c8f1a85bd
SHA1

46f889d6e3964a0bd713fc54ee7ed5a278cb250c
SHA256

afd369f0109892c54eb84a1e4dae4cb834ab42fd35e45d7608caed2f86fbbac7
SHA512

48f72ab898ad4bdb4cdd91a3ddd76209dfd8d1d03af353b255b391027448cbadc13747710d09b6773f3679a1b9dbf88e3a5ad8b3c0143218d3903477244caa60
SSDEEP

196608:O3F6n80W6uGCAEcKD8TPd/euIV7KLW1SdNVKJmZHbObctRigIo7cHuQ2N5iL7Zl8:KFREHfKD8TPVevUKaHKctRiUQ2NgLbGB

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
dllupd.exe

Files

dllupd.exe
.exe windows:5 windows x86 arch:x86

1ff847646487d56f85778df99ff3728a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

_lclose
GetModuleFileNameA
_lread
_llseek
_lopen
_lwrite
_lcreat
CreateDirectoryA
SetCurrentDirectoryA
lstrcatA
FreeLibrary
GetProcAddress
LoadLibraryA
GetDiskFreeSpaceA
GetFileAttributesA
RemoveDirectoryA
DeleteFileA
lstrlenA
GetCurrentDirectoryA
CloseHandle
GetExitCodeProcess
GetLastError
LocalFree
GetCurrentProcess
MoveFileExA
Sleep
GetStringTypeW
MultiByteToWideChar
LCMapStringW
HeapReAlloc
RtlUnwind
HeapSize
lstrcpyA
GetTempPathA
CompareStringA
IsValidCodePage
GetOEMCP
GetModuleHandleW
ExitProcess
DecodePointer
HeapFree
HeapAlloc
GetCommandLineA
HeapSetInformation
GetStartupInfoW
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
LoadLibraryW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
WriteFile
GetStdHandle
GetModuleFileNameW
IsProcessorFeaturePresent
HeapCreate
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetCPInfo
GetACP

user32

TranslateMessage
DispatchMessageA
PeekMessageA
wsprintfA
LoadCursorA
SetCursor
MessageBoxA
MsgWaitForMultipleObjects

advapi32

GetTokenInformation
OpenProcessToken

shell32

ShellExecuteExA

Sections

.text
Size: 22KB - Virtual size: 21KB

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: 3KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 27KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1ff847646487d56f85778df99ff3728a

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

Sections

.text Size: 22KB - Virtual size: 21KB

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

.data Size: 3KB - Virtual size: 6KB

.rsrc Size: 27KB - Virtual size: 27KB

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

.text
Size: 22KB - Virtual size: 21KB

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

.data
Size: 3KB - Virtual size: 6KB

.rsrc
Size: 27KB - Virtual size: 27KB

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