41321fec380fbae3cfe299575f1e706f_JaffaCakes118

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General

Target
41321fec380fbae3cfe299575f1e706f_JaffaCakes118
Size 269KB
Sample241013-v8ctaatdmn
SHA256 0d3c474dfe9e8e5b9a112772ef090a0266ed3fdc93f295bd8edae2134ac0bbfd
MD5 41321fec380fbae3cfe299575f1e706f
SHA1 85ecf06362236aa83de0018a53b5293e4aa24e42
SHA512 8e80ae3ae71224d27a6eb1b98fde8957f8e53530099fc276816f6006282b745c7ab5d9da35e611059412df77baa688b6435acf54de889dfc4e06326eb7a0a813
SSDEEP 6144:nsaocyLCLS9J7JzRSfhdaNCkppSgraW88gPBCN3ivSkbk/SHBsnht/NdJqE:ntoboU7JEf+TpNrtmPBCN3Xr1/h
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/nsExec.dll

NSIS installer 1 IoCs

installer

resource	yara_rule
sample	nsis_installer_2

File Explorer

41321fec380fbae3cfe299575f1e706f_JaffaCakes118

.exe 269KB
$PLUGINSDIR/installer5.exe

.exe 215KB
$PLUGINSDIR/nsExec.dll

.dll 8KB

41321fec380fbae3cfe299575f1e706f_JaffaCakes118

IMPHASH 28a099a911237a28521d8b7ea250f089
SHA256 0d3c474dfe9e8e5b9a112772ef090a0266ed3fdc93f295bd8edae2134ac0bbfd
MD5 41321fec380fbae3cfe299575f1e706f
SHA1 85ecf06362236aa83de0018a53b5293e4aa24e42
SHA512 8e80ae3ae71224d27a6eb1b98fde8957f8e53530099fc276816f6006282b745c7ab5d9da35e611059412df77baa688b6435acf54de889dfc4e06326eb7a0a813
SSDEEP 6144:nsaocyLCLS9J7JzRSfhdaNCkppSgraW88gPBCN3ivSkbk/SHBsnht/NdJqE:ntoboU7JEf+TpNrtmPBCN3Xr1/h
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

ed:dd:97:17:36:8d:81:01:f0:69:ab:33:f5:fc:53:ef:20:16:27:ff

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=PortalProgramas,OU=Tech,O=PortalProgramas,POSTALCODE=08225,STREET=Balmes 1\, primera planta,L=Terrassa,ST=Barcelona,C=ES

Chains

Jul 24, 2013

Minor OS version

Major OS version

Entry point

17191

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 IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

RegCloseKey RegCreateKeyExA RegDeleteKeyA RegDeleteValueA RegEnumKeyA RegEnumValueA RegOpenKeyExA RegQueryValueExA RegSetValueExA

comctl32

ImageList_AddMasked ImageList_Create ImageList_Destroy InitCommonControls

gdi32

CreateBrushIndirect CreateFontIndirectA DeleteObject GetDeviceCaps SelectObject SetBkColor SetBkMode SetTextColor

kernel32

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

ole32

CoCreateInstance CoTaskMemFree OleInitialize OleUninitialize

shell32

SHBrowseForFolderA SHFileOperationA SHGetFileInfoA SHGetPathFromIDListA SHGetSpecialFolderLocation ShellExecuteA

user32

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

version

GetFileVersionInfoA GetFileVersionInfoSizeA VerQueryValueA

Name

.text

Size

34KB

Virtual Size

34KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

140B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

106KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

5KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.ndata

Size

1024B

Virtual Size

36KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

17KB

Virtual Size

17KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

$PLUGINSDIR/installer5.exe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 28e778a7e5f91d27cf37e7ed8624adb8e9f33d7d12d64ed6420b5345052591b0
MD5 029162f299af12e48fc5ffde104766e2
SHA1 467b9336af5aec76cbb548ece146cd2d7b4e1264
SHA512 fa522ef2364e5a31c119993d8057a3337bffdb7ce259b810efeb59e105885c8ca75086e1d568121600a919ad160e3be2667486ab56de7e7393df8d895293863c
SSDEEP 6144:CDsvqBa8e7G39JPeepCbyGHyWqTW6h9EZLgee3Br:CDsvq8899zCEh9U4
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

NSIS installer

installer

PE Signature issue

Digest

c5:7c:7c:49:96:6f:55:ac:dd:e8:a4:8d:9c:2c:2f:ef:54:d7:a5:7d

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=Bechiro S.L.,OU=Devel,O=Bechiro S.L.,L=Barcelona,ST=Barcelona,C=ES

Chains

Oct 9, 2024

Minor OS version

Major OS version

Entry point

222794

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

C:\Documents and Settings\drdoom\My Documents\Visual Studio 2010\Projects\installer5\installer5\bin\Release\CryptoObfuscator_Output\installer5.pdb

$PLUGINSDIR/nsExec.dll

IMPHASH 06e07a9e2c8ec78ec44f1a538a1bd2a2
SHA256 7298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce
MD5 249ae678f0dac4c625c6de6aca53823a
SHA1 6ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201
SHA512 66e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7
SSDEEP 192:r/QeHNWSvUTfWdXw08LYKFaynLb3MRlbOVlR:7jBvwudT8LJxnnMRlyVlR
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

4406

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_DEBUG_STRIPPED IMAGE_FILE_DLL

PDB paths

Name

.text

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

512B

Virtual Size

100B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.edata

Size

512B

Virtual Size

108B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.idata

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

512B

Virtual Size

308B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

41321fec380fbae3cfe299575f1e706f_JaffaCakes118

PE Signature issue

advapi32

comctl32

gdi32

kernel32

ole32

shell32

user32

version

generic

$PLUGINSDIR/installer5.exe

PE Signature issue

mscoree

dotnet

$PLUGINSDIR/nsExec.dll

advapi32

kernel32

user32

generic