pykspa | tmptqm2tq09

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General

Target
tmptqm2tq09
Size 320KB
Sample260602-eby29ads9w
SHA256 1a3f33d114b9d1c327289aa5b636217f58863ee81046c8e19f61e6e18d63c760
MD5 a086f669930e1c79cb9a4383c0ed2868
SHA1 5f11e9cb2e3d2757c8e4d8394b55f5fc033296a7
SHA512 b1d27e6a32701cfc2b2ec1a85e17a2264682cd0390e7a1ac4177337e220660b3b886aaa8568371562cf2e5b974e054d1eee9beebf4255855ad813b5ab8e5be8f
SSDEEP 6144:nTwuo1IV3puaibGKFHi0mofhaH05kipz016580bHFrbC86JQPDHDdx/QtqR:TsgvmzFHi0mo5aH0qMzd5807FrWPJQPx
TLSH
T12264B03AB780C8F2C485803176996E136EF56C301525EA5BDB60DE093EF95E4D72A38F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

worm pykspa

Malware Config

Signatures

Family: Pykspa
Pykspa is a worm spreads via Skype uses DGA and it's written in C++.
worm pykspa

Detect Pykspa worm 1 IoCs

worm

resource	yara_rule
sample	family_pykspa

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
tmptqm2tq09

File Explorer

tmptqm2tq09

.exe 320KB

tmptqm2tq09

IMPHASH a1161b9f4081312e64af594f73664c29
SHA256 1a3f33d114b9d1c327289aa5b636217f58863ee81046c8e19f61e6e18d63c760
MD5 a086f669930e1c79cb9a4383c0ed2868
SHA1 5f11e9cb2e3d2757c8e4d8394b55f5fc033296a7
SHA512 b1d27e6a32701cfc2b2ec1a85e17a2264682cd0390e7a1ac4177337e220660b3b886aaa8568371562cf2e5b974e054d1eee9beebf4255855ad813b5ab8e5be8f
SSDEEP 6144:nTwuo1IV3puaibGKFHi0mofhaH05kipz016580bHFrbC86JQPDHDdx/QtqR:TsgvmzFHi0mo5aH0qMzd5807FrWPJQPx
TLSH
T12264B03AB780C8F2C485803176996E136EF56C301525EA5BDB60DE093EF95E4D72A38F
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Detect Pykspa worm

worm
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

142227

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

lstrcmpiA CreateThread GetLogicalDriveStringsA GetDriveTypeA GetWindowsDirectoryA MoveFileA FreeLibrary EnumResourceNamesA LoadLibraryA GetProcAddress GetModuleHandleA GetSystemInfo GetVersionExA SetThreadPriority GetCurrentThread FreeResource UpdateResourceA SizeofResource LockResource LoadResource FindResourceA EnumResourceLanguagesA EndUpdateResourceA BeginUpdateResourceA CreateMutexA GetLastError WaitForSingleObject GetVolumeInformationA GetComputerNameA GetCurrentProcess OpenMutexA SetPriorityClass GetTempPathA GetModuleFileNameA GetSystemDirectoryA SetErrorMode InitializeCriticalSection HeapAlloc GetProcessHeap HeapFree WideCharToMultiByte MultiByteToWideChar ExitThread GetTimeFormatA GetDateFormatA GetFileSize SetFileAttributesA GlobalUnlock GlobalLock GlobalAlloc ExitProcess SetFileTime SystemTimeToFileTime GetSystemTime CreateDirectoryA CreateProcessA GetCurrentProcessId SetEnvironmentVariableA CompareStringW CompareStringA HeapSize GetSystemTimeAsFileTime GetCurrentThreadId QueryPerformanceCounter SetStdHandle HeapReAlloc GetLocaleInfoA GetExitCodeProcess GetStringTypeW GetStringTypeA VirtualFree HeapCreate HeapDestroy GetFileType SetHandleCount GetEnvironmentStringsW FreeEnvironmentStringsW GetEnvironmentStrings FreeEnvironmentStringsA UnhandledExceptionFilter GetStdHandle VirtualAlloc VirtualProtect GetCPInfo FlushFileBuffers GetOEMCP GetACP LCMapStringW LCMapStringA VirtualQuery InterlockedExchange RtlUnwind TerminateProcess GetCommandLineA GetStartupInfoA SetFilePointer WriteFile CreateFileA ReadFile CloseHandle Sleep FindFirstFileA lstrcpyA lstrcatA lstrcmpA GetTimeZoneInformation EnterCriticalSection LeaveCriticalSection DeleteFileA lstrcpynA GetTickCount GetFileAttributesA lstrlenA CopyFileA FindNextFileA FindClose

user32

TranslateMessage GetMessageA UpdateWindow RegisterClassA DispatchMessageA wsprintfA GetWindowRect GetDesktopWindow ShowWindow EnableWindow GetClassNameA DestroyWindow UnregisterClassA PostMessageA GetWindowThreadProcessId GetWindowTextA IsWindowVisible EnumWindows IsWindowEnabled LookupIconIdFromDirectoryEx GetCursorPos SetCursorPos GetSystemMetrics ReleaseDC GetWindowDC SetClipboardData EmptyClipboard SendInput SendMessageTimeoutA RegisterWindowMessageA SetWindowPos PostQuitMessage GetClientRect GetWindowInfo GetWindow GetWindowPlacement MessageBoxA EnumChildWindows SetWindowTextA SetForegroundWindow SetFocus

gdi32

CreateCompatibleDC CreateCompatibleBitmap SelectObject BitBlt DeleteDC GetDIBits DeleteObject

advapi32

SetSecurityDescriptorGroup ChangeServiceConfigA GetUserNameA SetSecurityDescriptorOwner SetSecurityDescriptorDacl InitializeSecurityDescriptor AddAccessAllowedAce InitializeAcl GetLengthSid GetTokenInformation SetFileSecurityA SetSecurityDescriptorSacl

shell32

ShellExecuteA SHGetSpecialFolderLocation SHGetPathFromIDListA SHGetMalloc

ws2_32

inet_addr WSACreateEvent WSAEventSelect WSAWaitForMultipleEvents WSAEnumNetworkEvents WSACloseEvent sendto WSAGetLastError gethostbyaddr accept getpeername shutdown inet_ntoa select __WSAFDIsSet recv send closesocket htons

version

GetFileVersionInfoSizeA GetFileVersionInfoA VerQueryValueA

rpcrt4

UuidCreate UuidToStringA RpcStringFreeA