8dcad29b897891ddbe76ecab6ef48fe4_JaffaCakes118

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General

Target
8dcad29b897891ddbe76ecab6ef48fe4_JaffaCakes118
Size 557KB
Sample240602-mq4v2sbe29
SHA256 13817334b617b2f91aa1b8f7bf46b39952669fa433212bb470e80ba50a71540a
MD5 8dcad29b897891ddbe76ecab6ef48fe4
SHA1 c7984240608202b837bdc6e9f9426b76b0d31d4b
SHA512 891cb30d1e9287f6b2853aaced0b1e998a29e591471797db79d1f5a5c85517f9dd1e1df999300457279776249327b3199efba1bee9f3c3be3bdcfc2b8e6168b7
SSDEEP 12288:unHO3irw4GZule7+NnUacqprKPLrU4841U2jo:uHIwwL4e7+NnUaPpyvV1U2k
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/dnjzh.dll
unpack001/$PLUGINSDIR/nsisunz.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

8dcad29b897891ddbe76ecab6ef48fe4_JaffaCakes118

.exe 557KB
$PLUGINSDIR/dnjzh.dll

.dll 125KB
$PLUGINSDIR/nsisunz.dll

.dll 40KB
1428516128.eicabfbcicfd

429KB

8dcad29b897891ddbe76ecab6ef48fe4_JaffaCakes118

IMPHASH 7fa974366048f9c551ef45714595665e
SHA256 13817334b617b2f91aa1b8f7bf46b39952669fa433212bb470e80ba50a71540a
MD5 8dcad29b897891ddbe76ecab6ef48fe4
SHA1 c7984240608202b837bdc6e9f9426b76b0d31d4b
SHA512 891cb30d1e9287f6b2853aaced0b1e998a29e591471797db79d1f5a5c85517f9dd1e1df999300457279776249327b3199efba1bee9f3c3be3bdcfc2b8e6168b7
SSDEEP 12288:unHO3irw4GZule7+NnUacqprKPLrU4841U2jo:uHIwwL4e7+NnUaPpyvV1U2k
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

d0:60:42:4c:39:bd:9b:b4:3e:50:23:a0:3c:d0:0a:96:a4:5b:ba:69

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=direCt DoWnloAd GTT,O=direCt DoWnloAd GTT,L=Dublin,ST=Dublin,C=IE

Chains

May 23, 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/dnjzh.dll

IMPHASH fc7a1df3c59011588ea8521a464c1959
SHA256 6fd1735c87fd55624f93a5141710324ba6c23788c8804ce387592a6599fe7f14
MD5 7d7518d98e68eebbb02ee06a931fd0c6
SHA1 73a1c22beb0381aa241a4542df29d20a9da5e033
SHA512 bb33af0a4b0f21fb13112cdd6880575c5ff7b19b67ec6db74f7c558a7666f8aa34864650313a4e5f56afb239da0d7e1a6c9e6c1d789907aa2c31e930e7103117
SSDEEP 3072:A5AHaDHVM+UgAP74ucqr2spP0waDx9Ow+:gGCVM/cut2sxCDx0w+
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

26421

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

$PLUGINSDIR/nsisunz.dll

IMPHASH 0f92772da9c737d2bac38919e9863980
SHA256 6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
MD5 5f13dbc378792f23e598079fc1e4422b
SHA1 5813c05802f15930aa860b8363af2b58426c8adf
SHA512 9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
SSDEEP 384:KExN66Yf2xL5Q4IsjuUjUZfqRDpImexpf88FwHxXvjX3hwlHt6oIfESxSHoOO8n9:O2x64GcVpI3xC8ynToIf1SIOhW4
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

17930

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

8dcad29b897891ddbe76ecab6ef48fe4_JaffaCakes118

PE Signature issue

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

generic

$PLUGINSDIR/dnjzh.dll

kernel32

generic

$PLUGINSDIR/nsisunz.dll

kernel32

user32

generic

1428516128.eicabfbcicfd