Overview
overview
7Static
static
3rule34-dow...HD.exe
windows10-2004-x64
3r34-downlo...38.pyc
windows10-2004-x64
3r34-downlo...00.pkg
windows10-2004-x64
3_bootlocale.pyc
windows10-2004-x64
3_collections_abc.pyc
windows10-2004-x64
3_weakrefset.pyc
windows10-2004-x64
3abc.pyc
windows10-2004-x64
3codecs.pyc
windows10-2004-x64
3collection...__.pyc
windows10-2004-x64
3collections/abc.pyc
windows10-2004-x64
3copyreg.pyc
windows10-2004-x64
3encodings/...__.pyc
windows10-2004-x64
3encodings/aliases.pyc
windows10-2004-x64
3encodings/ascii.pyc
windows10-2004-x64
3encodings/...ec.pyc
windows10-2004-x64
3encodings/big5.pyc
windows10-2004-x64
3encodings/...cs.pyc
windows10-2004-x64
3encodings/...ec.pyc
windows10-2004-x64
3encodings/charmap.pyc
windows10-2004-x64
3encodings/cp037.pyc
windows10-2004-x64
3encodings/cp1006.pyc
windows10-2004-x64
3encodings/cp1026.pyc
windows10-2004-x64
3encodings/cp1125.pyc
windows10-2004-x64
3encodings/cp1140.pyc
windows10-2004-x64
3encodings/cp1250.pyc
windows10-2004-x64
3encodings/cp1251.pyc
windows10-2004-x64
3encodings/cp1252.pyc
windows10-2004-x64
3encodings/cp1253.pyc
windows10-2004-x64
3encodings/cp1254.pyc
windows10-2004-x64
3r34-downlo...r.html
windows10-2004-x64
1r34-downlo...er.exe
windows10-2004-x64
7r34-downlo...der.py
windows10-2004-x64
3Behavioral task
behavioral1
Sample
rule34-downloader-HD.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
r34-downloader/__pycache__/rule34-downloader.cpython-38.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
r34-downloader/build/rule34-downloader/PKG-00.pkg
Resource
win10v2004-20240508-en
Behavioral task
behavioral4
Sample
_bootlocale.pyc
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
_collections_abc.pyc
Resource
win10v2004-20240226-en
Behavioral task
behavioral6
Sample
_weakrefset.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
abc.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral8
Sample
codecs.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
collections/__init__.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral10
Sample
collections/abc.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
copyreg.pyc
Resource
win10v2004-20240226-en
Behavioral task
behavioral12
Sample
encodings/__init__.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
encodings/aliases.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral14
Sample
encodings/ascii.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
encodings/base64_codec.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral16
Sample
encodings/big5.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
encodings/big5hkscs.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral18
Sample
encodings/bz2_codec.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
encodings/charmap.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral20
Sample
encodings/cp037.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
encodings/cp1006.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral22
Sample
encodings/cp1026.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
encodings/cp1125.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral24
Sample
encodings/cp1140.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
encodings/cp1250.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral26
Sample
encodings/cp1251.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
encodings/cp1252.pyc
Resource
win10v2004-20240426-en
Behavioral task
behavioral28
Sample
encodings/cp1253.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
encodings/cp1254.pyc
Resource
win10v2004-20240508-en
Behavioral task
behavioral30
Sample
r34-downloader/build/rule34-downloader/xref-rule34-downloader.html
Resource
win10v2004-20240508-en
Behavioral task
behavioral31
Sample
r34-downloader/rule34-downloader.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral32
Sample
r34-downloader/rule34-downloader.py
Resource
win10v2004-20240508-en
General
-
Target
rule34-downloader-HD.exe
-
Size
23.6MB
-
MD5
1a63077a1bf3fcc0b4ce44e23f972d66
-
SHA1
0f247e62435ca9390f81aac3f977a3a099c3a60b
-
SHA256
b1bd6714bb9000b4589ec2c3ca3177e47b2c4b22e43b5597915b9ec3a3215397
-
SHA512
6cccbc7ef5f1a2426ee40a80d7c79ea5d07def179e7cbe71e7b4b95e6d69152068aa25ffe5f2ce47e2d6436cc8879b0144082c252a0a86303ce42f40127e0c84
-
SSDEEP
393216:fDzuMDRZ+kO9fy/LIeqExVuCyHyHAOwi7Pgh2m+vNXF2CHEZX3p5JqUW1wbM2rit:LzuMDRA/fYVV8ygGoHIXF2CAZqhubFri
Malware Config
Signatures
-
Detects Pyinstaller 1 IoCs
resource yara_rule static1/unpack001/r34-downloader/rule34-downloader.exe pyinstaller -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource rule34-downloader-HD.exe unpack001/r34-downloader/rule34-downloader.exe
Files
-
rule34-downloader-HD.exe.exe windows:4 windows x86 arch:x86
7eae418c7423834ffc3d79b4300bd6fb
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
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
Imports
kernel32
SetEnvironmentVariableW
SetFileAttributesW
Sleep
GetTickCount
GetFileSize
GetModuleFileNameW
GetCurrentProcess
CopyFileW
SetCurrentDirectoryW
GetFileAttributesW
GetWindowsDirectoryW
GetTempPathW
GetCommandLineW
GetVersion
SetErrorMode
lstrlenW
lstrcpynW
GetDiskFreeSpaceW
ExitProcess
MoveFileW
CreateThread
GetLastError
CreateDirectoryW
CreateProcessW
RemoveDirectoryW
lstrcmpiA
CreateFileW
GetTempFileNameW
WriteFile
lstrcpyA
MoveFileExW
lstrcatW
GetSystemDirectoryW
GetProcAddress
GetModuleHandleA
GetExitCodeProcess
WaitForSingleObject
lstrcmpiW
lstrcmpW
GetFullPathNameW
GetShortPathNameW
SearchPathW
CompareFileTime
SetFileTime
CloseHandle
ExpandEnvironmentStringsW
GlobalFree
GlobalLock
GlobalUnlock
GlobalAlloc
DeleteFileW
FindFirstFileW
FindNextFileW
FindClose
SetFilePointer
ReadFile
MulDiv
lstrlenA
WideCharToMultiByte
MultiByteToWideChar
WritePrivateProfileStringW
FreeLibrary
GetPrivateProfileStringW
GetModuleHandleW
LoadLibraryExW
user32
GetWindowRect
GetSystemMenu
SetClassLongW
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongW
SetCursor
LoadCursorW
CheckDlgButton
GetMessagePos
CallWindowProcW
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
TrackPopupMenu
ScreenToClient
EnableMenuItem
GetDlgItem
SetDlgItemTextW
GetDlgItemTextW
MessageBoxIndirectW
CharPrevW
CharNextA
wsprintfA
DispatchMessageW
PeekMessageW
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageW
DefWindowProcW
BeginPaint
GetClientRect
FillRect
SystemParametersInfoW
EndDialog
RegisterClassW
DialogBoxParamW
CreateWindowExW
GetClassInfoW
DestroyWindow
CharNextW
ExitWindowsEx
SetWindowTextW
LoadImageW
SetTimer
ShowWindow
PostQuitMessage
wsprintfW
SetWindowLongW
FindWindowExW
IsWindow
CreatePopupMenu
AppendMenuW
GetSystemMetrics
DrawTextW
EndPaint
CreateDialogParamW
SendMessageTimeoutW
SetForegroundWindow
gdi32
SelectObject
SetTextColor
SetBkMode
CreateFontIndirectW
CreateBrushIndirect
DeleteObject
GetDeviceCaps
SetBkColor
shell32
ShellExecuteExW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetFileInfoW
SHFileOperationW
SHBrowseForFolderW
advapi32
AdjustTokenPrivileges
RegCreateKeyExW
RegOpenKeyExW
SetFileSecurityW
OpenProcessToken
LookupPrivilegeValueW
RegEnumValueW
RegDeleteKeyW
RegDeleteValueW
RegCloseKey
RegSetValueExW
RegQueryValueExW
RegEnumKeyW
comctl32
ImageList_Create
ImageList_AddMasked
ord17
ImageList_Destroy
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 112KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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r34-downloader/__pycache__/rule34-downloader.cpython-38.pyc
-
r34-downloader/build/rule34-downloader/Analysis-00.toc
-
r34-downloader/build/rule34-downloader/EXE-00.toc
-
r34-downloader/build/rule34-downloader/PKG-00.pkg
-
r34-downloader/build/rule34-downloader/PKG-00.toc
-
r34-downloader/build/rule34-downloader/PYZ-00.pyz
-
r34-downloader/build/rule34-downloader/PYZ-00.toc
-
r34-downloader/build/rule34-downloader/Tree-00.toc
-
r34-downloader/build/rule34-downloader/Tree-01.toc
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r34-downloader/build/rule34-downloader/base_library.zip.zip
-
_bootlocale.pyc
-
_collections_abc.pyc
-
_weakrefset.pyc
-
abc.pyc
-
codecs.pyc
-
collections/__init__.pyc
-
collections/abc.pyc
-
copyreg.pyc
-
encodings/__init__.pyc
-
encodings/aliases.pyc
-
encodings/ascii.pyc
-
encodings/base64_codec.pyc
-
encodings/big5.pyc
-
encodings/big5hkscs.pyc
-
encodings/bz2_codec.pyc
-
encodings/charmap.pyc
-
encodings/cp037.pyc
-
encodings/cp1006.pyc
-
encodings/cp1026.pyc
-
encodings/cp1125.pyc
-
encodings/cp1140.pyc
-
encodings/cp1250.pyc
-
encodings/cp1251.pyc
-
encodings/cp1252.pyc
-
encodings/cp1253.pyc
-
encodings/cp1254.pyc
-
encodings/cp1255.pyc
-
encodings/cp1256.pyc
-
encodings/cp1257.pyc
-
encodings/cp1258.pyc
-
encodings/cp273.pyc
-
encodings/cp424.pyc
-
encodings/cp437.pyc
-
encodings/cp500.pyc
-
encodings/cp720.pyc
-
encodings/cp737.pyc
-
encodings/cp775.pyc
-
encodings/cp850.pyc
-
encodings/cp852.pyc
-
encodings/cp855.pyc
-
encodings/cp856.pyc
-
encodings/cp857.pyc
-
encodings/cp858.pyc
-
encodings/cp860.pyc
-
encodings/cp861.pyc
-
encodings/cp862.pyc
-
encodings/cp863.pyc
-
encodings/cp864.pyc
-
encodings/cp865.pyc
-
encodings/cp866.pyc
-
encodings/cp869.pyc
-
encodings/cp874.pyc
-
encodings/cp875.pyc
-
encodings/cp932.pyc
-
encodings/cp949.pyc
-
encodings/cp950.pyc
-
encodings/euc_jis_2004.pyc
-
encodings/euc_jisx0213.pyc
-
encodings/euc_jp.pyc
-
encodings/euc_kr.pyc
-
encodings/gb18030.pyc
-
encodings/gb2312.pyc
-
encodings/gbk.pyc
-
encodings/hex_codec.pyc
-
encodings/hp_roman8.pyc
-
encodings/hz.pyc
-
encodings/idna.pyc
-
encodings/iso2022_jp.pyc
-
encodings/iso2022_jp_1.pyc
-
encodings/iso2022_jp_2.pyc
-
encodings/iso2022_jp_2004.pyc
-
encodings/iso2022_jp_3.pyc
-
encodings/iso2022_jp_ext.pyc
-
encodings/iso2022_kr.pyc
-
encodings/iso8859_1.pyc
-
encodings/iso8859_10.pyc
-
encodings/iso8859_11.pyc
-
encodings/iso8859_13.pyc
-
encodings/iso8859_14.pyc
-
encodings/iso8859_15.pyc
-
encodings/iso8859_16.pyc
-
encodings/iso8859_2.pyc
-
encodings/iso8859_3.pyc
-
encodings/iso8859_4.pyc
-
encodings/iso8859_5.pyc
-
encodings/iso8859_6.pyc
-
encodings/iso8859_7.pyc
-
encodings/iso8859_8.pyc
-
encodings/iso8859_9.pyc
-
encodings/johab.pyc
-
encodings/koi8_r.pyc
-
encodings/koi8_t.pyc
-
encodings/koi8_u.pyc
-
encodings/kz1048.pyc
-
encodings/latin_1.pyc
-
encodings/mac_arabic.pyc
-
encodings/mac_centeuro.pyc
-
encodings/mac_croatian.pyc
-
encodings/mac_cyrillic.pyc
-
encodings/mac_farsi.pyc
-
encodings/mac_greek.pyc
-
encodings/mac_iceland.pyc
-
encodings/mac_latin2.pyc
-
encodings/mac_roman.pyc
-
encodings/mac_romanian.pyc
-
encodings/mac_turkish.pyc
-
encodings/mbcs.pyc
-
encodings/oem.pyc
-
encodings/palmos.pyc
-
encodings/ptcp154.pyc
-
encodings/punycode.pyc
-
encodings/quopri_codec.pyc
-
encodings/raw_unicode_escape.pyc
-
encodings/rot_13.pyc
-
encodings/shift_jis.pyc
-
encodings/shift_jis_2004.pyc
-
encodings/shift_jisx0213.pyc
-
encodings/tis_620.pyc
-
encodings/undefined.pyc
-
encodings/unicode_escape.pyc
-
encodings/utf_16.pyc
-
encodings/utf_16_be.pyc
-
encodings/utf_16_le.pyc
-
encodings/utf_32.pyc
-
encodings/utf_32_be.pyc
-
encodings/utf_32_le.pyc
-
encodings/utf_7.pyc
-
encodings/utf_8.pyc
-
encodings/utf_8_sig.pyc
-
encodings/uu_codec.pyc
-
encodings/zlib_codec.pyc
-
enum.pyc
-
functools.pyc
-
heapq.pyc
-
io.pyc
-
keyword.pyc
-
linecache.pyc
-
locale.pyc
-
operator.pyc
-
re.pyc
-
reprlib.pyc
-
sre_compile.pyc
-
sre_constants.pyc
-
sre_parse.pyc
-
traceback.pyc
-
types.pyc
-
warnings.pyc
-
weakref.pyc
-
r34-downloader/build/rule34-downloader/rule34-downloader.exe.manifest.xml
-
r34-downloader/build/rule34-downloader/warn-rule34-downloader.txt
-
r34-downloader/build/rule34-downloader/xref-rule34-downloader.html.html
-
r34-downloader/rule34-downloader.exe.exe windows:5 windows x86 arch:x86
38cec625fecfa77d86b81445b2b79675
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetModuleFileNameW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
WaitForSingleObject
Sleep
SetDllDirectoryW
CreateProcessW
GetStartupInfoW
LoadLibraryExW
CreateDirectoryW
GetShortPathNameW
FormatMessageW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
GetExitCodeProcess
GetLastError
DecodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetCommandLineA
ReadFile
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
GetFullPathNameA
RemoveDirectoryW
FindClose
FindFirstFileExW
FindNextFileW
SetStdHandle
SetConsoleCtrlHandler
DeleteFileW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableA
GetFileAttributesExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
HeapReAlloc
SetEndOfFile
RaiseException
advapi32
ConvertStringSecurityDescriptorToSecurityDescriptorW
ws2_32
ntohl
Sections
.text Size: 125KB - Virtual size: 125KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 57KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 512B - Virtual size: 184B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 59KB - Virtual size: 58KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
rule34-downloader.pyc
-
r34-downloader/rule34-downloader.py
-
r34-downloader/rule34-downloader.spec