9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118

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General

Target
9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118
Size 256KB
Sample240815-zm8q2stdmh
SHA256 5852e0b1479d914e16a2f1cf21d61ff4e1f3d35b6fa5dbcf0055cfc2c9a89936
MD5 9b8f96489ef491a4378ae2552ee9950f
SHA1 276b5857cd4b0b4289660efa6751821df93f374f
SHA512 7bd616157ae2c8021434937438fbcff60c139aafbb31f8c9b431925ecc2543af16216236557ba32360c784a6a65ef86f1e59b5a2fba47602035b9569731eac9a
SSDEEP 6144:F8LxBsMM0ev4yAs/lCDDtCupqxt9smUMHoeE/ZRPCb3tk:/lQuq14xghR4dk
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118
unpack001/$PLUGINSDIR/vksn.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118

.exe 256KB
$PLUGINSDIR/vksn.dll

.dll 20KB
ctcgu1tve488thx7fw

214KB

9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118

IMPHASH b76363e9cb88bf9390860da8e50999d2
SHA256 5852e0b1479d914e16a2f1cf21d61ff4e1f3d35b6fa5dbcf0055cfc2c9a89936
MD5 9b8f96489ef491a4378ae2552ee9950f
SHA1 276b5857cd4b0b4289660efa6751821df93f374f
SHA512 7bd616157ae2c8021434937438fbcff60c139aafbb31f8c9b431925ecc2543af16216236557ba32360c784a6a65ef86f1e59b5a2fba47602035b9569731eac9a
SSDEEP 6144:F8LxBsMM0ev4yAs/lCDDtCupqxt9smUMHoeE/ZRPCb3tk:/lQuq14xghR4dk
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

12586

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

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

GetTickCount GetShortPathNameA GetFullPathNameA MoveFileA SetCurrentDirectoryA GetFileAttributesA SetFileAttributesA CompareFileTime SearchPathA GetFileSize GetModuleFileNameA GetCurrentProcess CopyFileA ExitProcess GetWindowsDirectoryA GetTempPathA Sleep lstrcmpiA GetVersion SetErrorMode lstrcpynA GetDiskFreeSpaceA GlobalUnlock GlobalLock CreateThread GetLastError CreateDirectoryA CreateProcessA RemoveDirectoryA CreateFileA GetTempFileNameA lstrcatA GetSystemDirectoryA WaitForSingleObject SetFileTime CloseHandle GlobalFree lstrcmpA ExpandEnvironmentStringsA GetExitCodeProcess GlobalAlloc lstrlenA GetCommandLineA GetProcAddress FindFirstFileA FindNextFileA DeleteFileA SetFilePointer ReadFile FindClose GetPrivateProfileStringA WritePrivateProfileStringA WriteFile MulDiv MultiByteToWideChar LoadLibraryExA GetModuleHandleA FreeLibrary

user32

SetCursor GetWindowRect EnableMenuItem GetSystemMenu SetClassLongA IsWindowEnabled SetWindowPos GetSysColor EndDialog ScreenToClient LoadCursorA CheckDlgButton GetMessagePos LoadBitmapA CallWindowProcA IsWindowVisible CloseClipboard SetForegroundWindow GetWindowLongA RegisterClassA TrackPopupMenu AppendMenuA CreatePopupMenu GetSystemMetrics SetDlgItemTextA GetDlgItemTextA MessageBoxIndirectA CharPrevA DispatchMessageA PeekMessageA GetDC EnableWindow InvalidateRect SendMessageA DefWindowProcA BeginPaint GetClientRect FillRect DrawTextA SystemParametersInfoA CreateWindowExA GetClassInfoA DialogBoxParamA CharNextA ExitWindowsEx SetTimer PostQuitMessage SetWindowLongA SendMessageTimeoutA LoadImageA wsprintfA GetDlgItem FindWindowExA IsWindow SetClipboardData EmptyClipboard OpenClipboard EndPaint CreateDialogParamA DestroyWindow ShowWindow SetWindowTextA

gdi32

SelectObject SetBkMode CreateFontIndirectA SetTextColor DeleteObject GetDeviceCaps CreateBrushIndirect SetBkColor

shell32

SHGetSpecialFolderLocation SHGetPathFromIDListA SHBrowseForFolderA SHGetFileInfoA SHFileOperationA ShellExecuteA

advapi32

RegDeleteValueA SetFileSecurityA RegOpenKeyExA RegDeleteKeyA RegEnumValueA RegCloseKey RegCreateKeyExA RegSetValueExA RegQueryValueExA RegEnumKeyA

comctl32

ImageList_AddMasked ImageList_Destroy ImageList_Create ord17

ole32

OleUninitialize OleInitialize CoTaskMemFree CoCreateInstance

$PLUGINSDIR/vksn.dll

IMPHASH 2fa22ab0496b34d3bc1b5966ce433f6c
SHA256 e203779a905288614ca814693eaf5841c2213ca6c9f2e6d127accbaf69e84c32
MD5 e34c52bba24db2908916801f8e39b7a7
SHA1 d58cf73e0993109a2cd0a07c980682337186385b
SHA512 0e5abbc376c252936fb9ae149d000aa15b971d3e49b8f224a3789750f9ccbd1d399ceec28318e4e34d00577ed4140baba6fbdb8c57f33f6fc43131bd2c036436
SSDEEP 384:bmgOuiCzcXBWIOrJ0mLQrVTqyYVP74ovLwZRNngH8QvlN:bvOuiCzOX6cpjYVP7/z4Nw7v
MD5 SHA1 SHA512 SSDEEP

windows:6 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

%!f(<nil>)

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_NATIVE

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

kernel32

EnumResourceTypesA lstrlenW lstrlenA lstrcpyW lstrcpyA HeapAlloc lstrcmpiA lstrcmpiW GetComputerNameExW GetComputerNameExA GetProcessHeap

pdh

PdhGetRawCounterArrayA PdhParseCounterPathW PdhAddCounterA PdhExpandCounterPathA PdhGetCounterTimeBase PdhLookupPerfIndexByNameW

ws2_32

WSCDeinstallProvider WSCInstallProvider WSAStartup

winspool.drv

ord217 ord206 AddPrintProvidorW DeletePortA SetFormA EnumPrintProcessorsA

msacm32

acmFormatDetailsW acmDriverOpen acmFormatTagDetailsA acmGetVersion acmFormatTagDetailsW acmDriverClose acmStreamConvert acmFilterChooseW acmStreamSize

crypt32

CertGetEnhancedKeyUsage CertAddEnhancedKeyUsageIdentifier CertOpenSystemStoreW CertAddEncodedCTLToStore

rpcrt4

RpcSsSwapClientAllocFree MesDecodeBufferHandleCreate NdrClientContextUnmarshall NdrConformantVaryingArrayFree I_RpcGetCurrentCallHandle

comdlg32

GetFileTitleA ReplaceTextA ChooseFontW GetFileTitleW PrintDlgExW ChooseFontA

rtutils

MprSetupProtocolFree MprSetupProtocolEnum RouterLogEventDataA TraceGetConsoleW TraceDumpExA

loadperf

UnloadPerfCounterTextStringsW UnloadPerfCounterTextStringsA LoadPerfCounterTextStringsW

9b8f96489ef491a4378ae2552ee9950f_JaffaCakes118

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

generic

$PLUGINSDIR/vksn.dll

kernel32

pdh

ws2_32

winspool.drv

msacm32

crypt32

rpcrt4

comdlg32

rtutils

loadperf

generic

ctcgu1tve488thx7fw