a4d0bd008e56634a06625688552af69b_JaffaCakes118

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General

Target
a4d0bd008e56634a06625688552af69b_JaffaCakes118
Size 677KB
Sample240613-k96smssepd
SHA256 124fd7ea97c29525a14b3e0b06131705fddb4562b5fdf4451ba20058c1d0376d
MD5 a4d0bd008e56634a06625688552af69b
SHA1 4090dc788ac920cb256d95a619694dbad549558d
SHA512 eb356f79f26b51f4659fee10e879907aa1239d19d03ff48f1f5c5cba96b3ba45fe243265bb4db9152c51202bb11e8ad269c956bf931763b59e4f5c481c7e5797
SSDEEP 12288:gvdUrfzVQkQRKI8KnAg3aMcJheKBmZDZIJ0c/zlRrGuOQuNpOGpjeN/o:gvSrf5pE84aMbK30erSyg
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

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

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

a4d0bd008e56634a06625688552af69b_JaffaCakes118

.exe 677KB
$PLUGINSDIR/nsisunz.dll

.dll 40KB
$PLUGINSDIR/rzvqilk.dll

.dll 158KB
1431993751.fbjcabfbfbbdh

531KB

a4d0bd008e56634a06625688552af69b_JaffaCakes118

IMPHASH 7fa974366048f9c551ef45714595665e
SHA256 124fd7ea97c29525a14b3e0b06131705fddb4562b5fdf4451ba20058c1d0376d
MD5 a4d0bd008e56634a06625688552af69b
SHA1 4090dc788ac920cb256d95a619694dbad549558d
SHA512 eb356f79f26b51f4659fee10e879907aa1239d19d03ff48f1f5c5cba96b3ba45fe243265bb4db9152c51202bb11e8ad269c956bf931763b59e4f5c481c7e5797
SSDEEP 12288:gvdUrfzVQkQRKI8KnAg3aMcJheKBmZDZIJ0c/zlRrGuOQuNpOGpjeN/o:gvSrf5pE84aMbK30erSyg
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

ad:e5:9b:6e:64:99:fb:3e:3c:04:41:a0:e2:f1:bc:20:9c:d1:da:9b

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=GIve Away software,O=GIve Away software,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/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

$PLUGINSDIR/rzvqilk.dll

IMPHASH ef0395c3130920c1f8c8dc12ea63a782
SHA256 82377f5992f79b420e851a47a5cd0c4491d3346f9472615b3f4b7ccd5404397d
MD5 b7de66fb6de771bd04f51454ce1232c3
SHA1 8773323ffd3bd32d0065dc3f92f6d076ad769b10
SHA512 b005b5c471b796b2c964e9c7f8c3df7326f26a6310309f9b8cf29e6f0d379276360d59a6b333969c9a468dd47ddf8ef9a01a45fb8c6d2f0961d511d6013a9428
SSDEEP 3072:D0Z9baRcGg3LhzhuuP0/Uu+ZWbYS8Dgxl7d:D0zz3h0/17aU7
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

33444

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

a4d0bd008e56634a06625688552af69b_JaffaCakes118

PE Signature issue

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

generic

$PLUGINSDIR/nsisunz.dll

kernel32

user32

generic

$PLUGINSDIR/rzvqilk.dll

kernel32

generic

1431993751.fbjcabfbfbbdh