a4828c23d1fae3a9e1674dc8a08935ea_JaffaCakes118

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General

Target
a4828c23d1fae3a9e1674dc8a08935ea_JaffaCakes118
Size 662KB
Sample240613-jrcleazelf
SHA256 afb4ac161a41a5cfbf2840384831f3de3c8fff622d5aac639c442d8319653326
MD5 a4828c23d1fae3a9e1674dc8a08935ea
SHA1 f908e55ff276fa168fa6cf829de4093102f2ec89
SHA512 fe2e9c2ef85f88e0f50b6e6b223f579751c1773d668f628c77ea91b9e7fdb51fe2705f55bda4ee8a917d1b779c19dbc1d1ef6c7c90608334de19900cb53bb0c6
SSDEEP 12288:8aD+57oVH6p0bBWbZgHGgnFNeSlcOXvhiB16RV/DPlfc8vy4h7:8aX6YWZ8XNeSlcOZiuV/T686o
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/ZipDLL.dll
unpack001/$PLUGINSDIR/jedenak.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

a4828c23d1fae3a9e1674dc8a08935ea_JaffaCakes118

.exe 662KB
$PLUGINSDIR/ZipDLL.dll

.dll 163KB
$PLUGINSDIR/jedenak.dll

.dll 138KB
beecfjjdca.acdjjfce

464KB

a4828c23d1fae3a9e1674dc8a08935ea_JaffaCakes118

IMPHASH 7fa974366048f9c551ef45714595665e
SHA256 afb4ac161a41a5cfbf2840384831f3de3c8fff622d5aac639c442d8319653326
MD5 a4828c23d1fae3a9e1674dc8a08935ea
SHA1 f908e55ff276fa168fa6cf829de4093102f2ec89
SHA512 fe2e9c2ef85f88e0f50b6e6b223f579751c1773d668f628c77ea91b9e7fdb51fe2705f55bda4ee8a917d1b779c19dbc1d1ef6c7c90608334de19900cb53bb0c6
SSDEEP 12288:8aD+57oVH6p0bBWbZgHGgnFNeSlcOXvhiB16RV/DPlfc8vy4h7:8aX6YWZ8XNeSlcOZiuV/T686o
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

ff:de:26:e5:fc:b3:0c:e9:80:30:5a:5a:98:b2:60:8e:da:f0:cb:58

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=APPs MarKeT ABC,O=APPs MarKeT ABC,L=Dublin,ST=Dublin,C=IE

Chains

Jun 12, 2024

Minor OS version

Major OS version

Entry point

12538

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

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

user32

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

gdi32

SetBkColor GetDeviceCaps DeleteObject CreateBrushIndirect CreateFontIndirectA SetBkMode SetTextColor SelectObject

shell32

SHGetPathFromIDListA SHBrowseForFolderA SHGetFileInfoA ShellExecuteA SHFileOperationA SHGetSpecialFolderLocation

advapi32

RegQueryValueExA RegSetValueExA RegEnumKeyA RegEnumValueA RegOpenKeyExA RegDeleteKeyA RegDeleteValueA RegCloseKey RegCreateKeyExA

comctl32

ImageList_AddMasked ImageList_Destroy ord17 ImageList_Create

ole32

CoTaskMemFree OleInitialize OleUninitialize CoCreateInstance

version

GetFileVersionInfoSizeA GetFileVersionInfoA VerQueryValueA

$PLUGINSDIR/ZipDLL.dll

IMPHASH f10b94e3705eae25c7617ba56a648b77
SHA256 6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1
MD5 2dc35ddcabcb2b24919b9afae4ec3091
SHA1 9eeed33c3abc656353a7ebd1c66af38cccadd939
SHA512 0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901
SSDEEP 3072:8CkSJJ30k1pn2T4ISnUGN+E8KnCOxA17jxLmRtWHyPDQFllOdJiSg:tkSJy+c30UxbKnA1hLKWSVdk
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

62931

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

kernel32

lstrcmpiA GlobalFree lstrcpyA lstrcpynA GlobalAlloc GetLocaleInfoW LoadLibraryA IsBadCodePtr LocalFree FormatMessageA GetLastError MapViewOfFile CreateFileMappingA CloseHandle UnmapViewOfFile GetDiskFreeSpaceA CreateFileA GetCurrentDirectoryA SetFileAttributesA GetFileAttributesA GetDriveTypeA SetVolumeLabelA DeleteFileA MoveFileA CreateDirectoryA EnterCriticalSection Sleep InitializeCriticalSection InterlockedExchange DeleteCriticalSection LeaveCriticalSection InterlockedDecrement InterlockedIncrement WideCharToMultiByte MultiByteToWideChar RtlUnwind GetCommandLineA GetVersion HeapFree HeapReAlloc HeapAlloc RaiseException GetTimeZoneInformation GetSystemTime GetLocalTime SetFileTime LocalFileTimeToFileTime SystemTimeToFileTime SetEnvironmentVariableA SetCurrentDirectoryA GetFileType FlushFileBuffers SetStdHandle ExitProcess LCMapStringA LCMapStringW GetCPInfo CompareStringA CompareStringW GetCurrentThreadId TlsSetValue TlsAlloc TlsFree SetLastError TlsGetValue TerminateProcess GetCurrentProcess HeapSize SetHandleCount GetStdHandle GetStartupInfoA GetModuleFileNameA FreeEnvironmentStringsA FreeEnvironmentStringsW GetEnvironmentStrings GetEnvironmentStringsW GetModuleHandleA GetEnvironmentVariableA GetVersionExA HeapDestroy HeapCreate VirtualFree WriteFile VirtualAlloc IsBadWritePtr SetUnhandledExceptionFilter SetEndOfFile ReadFile SetFilePointer GetACP GetOEMCP IsValidLocale IsValidCodePage GetLocaleInfoA EnumSystemLocalesA GetUserDefaultLCID GetProcAddress GetStringTypeA GetStringTypeW IsBadReadPtr

user32

SendMessageA GetDlgItem SetWindowTextA FindWindowExA OemToCharBuffA CharToOemBuffA

$PLUGINSDIR/jedenak.dll

IMPHASH 09dc5a4192d0f8b5b09c4b91ec074b06
SHA256 e2d297f87b3e2c96b2f2e374e0b5c488d8206dd0a06f2a52d0ae51d3013207a9
MD5 6da9e6b43023c40d47441516cfb954cc
SHA1 a958fecab52aaf66854060245599b71d9af49e17
SHA512 66aa6a58bf2896c9a4117e5b85b036b6b1d43e1b09801f7d4b58faa718631f527594065124eba6f102444e775adaed72e1f8d53d194cb546ee7fd15568ba246c
SSDEEP 3072:VJF5nBaExSbm46XI42r6aY7aJ9gnkqF3nk1yXJB:VX58uErw7iuTO1y5B
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

41158

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

kernel32

GlobalFree lstrcpyA InterlockedIncrement InterlockedDecrement Sleep InitializeCriticalSection DeleteCriticalSection EnterCriticalSection LeaveCriticalSection EncodePointer DecodePointer RtlUnwind RaiseException GetLastError HeapFree GetCurrentThreadId GetCommandLineA HeapAlloc WideCharToMultiByte LCMapStringW MultiByteToWideChar GetCPInfo TlsAlloc TlsGetValue TlsSetValue TlsFree GetModuleHandleW SetLastError GetProcAddress TerminateProcess GetCurrentProcess UnhandledExceptionFilter SetUnhandledExceptionFilter IsDebuggerPresent IsProcessorFeaturePresent SetHandleCount GetStdHandle InitializeCriticalSectionAndSpinCount GetFileType GetStartupInfoW ExitProcess WriteFile GetConsoleCP GetConsoleMode ReadFile SetFilePointer FlushFileBuffers CloseHandle HeapCreate HeapDestroy GetModuleFileNameA FreeEnvironmentStringsW GetEnvironmentStringsW QueryPerformanceCounter GetTickCount GetCurrentProcessId GetSystemTimeAsFileTime GetModuleFileNameW GetLocaleInfoW HeapSize GetACP GetOEMCP IsValidCodePage GetUserDefaultLCID GetLocaleInfoA EnumSystemLocalesA IsValidLocale GetStringTypeW HeapReAlloc LoadLibraryW WriteConsoleW SetStdHandle CreateFileW SetEndOfFile GetProcessHeap

a4828c23d1fae3a9e1674dc8a08935ea_JaffaCakes118

PE Signature issue

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

generic

$PLUGINSDIR/ZipDLL.dll

kernel32

user32

generic

$PLUGINSDIR/jedenak.dll

kernel32

generic

beecfjjdca.acdjjfce