a3be94d6ae4a26e37681aa865f1c8864_JaffaCakes118

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General

Target
a3be94d6ae4a26e37681aa865f1c8864_JaffaCakes118
Size 714KB
Sample240613-egewkatcmf
SHA256 24b8834c3bcdf2d7acfaa743f0eef6ddb46f1176e5797b8d5bbde02c71c0b434
MD5 a3be94d6ae4a26e37681aa865f1c8864
SHA1 324aab4af54916a6167eff02ea69bf20dfc998f1
SHA512 bcb471b1295d826050a66e6084a521ff85700c7424875cced58bf27ca34bea7ef2d01f3fc7e8c5d990da5b7ffc0338dc32aa8ddf627e71f9c7cc9a3c0eb061d5
SSDEEP 12288:Grp4yQ8rqOAoqCu7AU6niIau1i1QBmxuGnPaCackrXyhHNGFmr/zfqL1IShfc8v4:GrpHQqrRqDqWuAllP37AqtLCL1I3865
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/kcpueci.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

a3be94d6ae4a26e37681aa865f1c8864_JaffaCakes118

.exe 714KB
$PLUGINSDIR/ZipDLL.dll

.dll 163KB
$PLUGINSDIR/kcpueci.dll

.dll 153KB
bedggjbgge.eggbjggd

506KB

a3be94d6ae4a26e37681aa865f1c8864_JaffaCakes118

IMPHASH 7fa974366048f9c551ef45714595665e
SHA256 24b8834c3bcdf2d7acfaa743f0eef6ddb46f1176e5797b8d5bbde02c71c0b434
MD5 a3be94d6ae4a26e37681aa865f1c8864
SHA1 324aab4af54916a6167eff02ea69bf20dfc998f1
SHA512 bcb471b1295d826050a66e6084a521ff85700c7424875cced58bf27ca34bea7ef2d01f3fc7e8c5d990da5b7ffc0338dc32aa8ddf627e71f9c7cc9a3c0eb061d5
SSDEEP 12288:Grp4yQ8rqOAoqCu7AU6niIau1i1QBmxuGnPaCackrXyhHNGFmr/zfqL1IShfc8v4:GrpHQqrRqDqWuAllP37AqtLCL1I3865
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

9b:34:11:7b:f0:22:72:c3:be:90:77:24:ec:52:32:18:6b:1c:91:48

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=Click Yes,O=Click Yes,L=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/kcpueci.dll

IMPHASH 94972ed9e2d37f60c26f3ae754dd86dc
SHA256 c77798909608789befa702115ac312ec5e5ec137ed785fef51cf96176482cac7
MD5 09de2bbb64f14bfbac27acc5e7c89fc1
SHA1 1754ecd78faa4807a45e93e38a1e36c54af2d494
SHA512 33214b2f0fe169d9978e91b377514726eed06e88865a9aa9ec20168503938cb3eba3a71df6e77f30d37b04d6b0e5e3484a78af9b5e1d858c2c50b85e6ad680f0
SSDEEP 1536:Ga1iL9ADweMaqF4gaykW/EYZsu0IXCKrhiluZ1Dwqcd/gwXg8Xm4tgvy9tj0C8m+:GNvSoYorY/9Xg8Jtg6Ls+gG/fs2z6qL
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

27469

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

a3be94d6ae4a26e37681aa865f1c8864_JaffaCakes118

PE Signature issue

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

generic

$PLUGINSDIR/ZipDLL.dll

kernel32

user32

generic

$PLUGINSDIR/kcpueci.dll

kernel32

generic

bedggjbgge.eggbjggd