Overview
overview
3Static
static
3RCryptor 1.1.exe
windows7-x64
3RCryptor 1.1.exe
windows10-2004-x64
3RCryptor 1.3.exe
windows7-x64
3RCryptor 1.3.exe
windows10-2004-x64
3RCryptor 1.5.exe
windows7-x64
3RCryptor 1.5.exe
windows10-2004-x64
3RCryptor 1.6d.exe
windows7-x64
3RCryptor 1.6d.exe
windows10-2004-x64
3RCryptor 1.6с.exe
windows7-x64
3RCryptor 1.6с.exe
windows10-2004-x64
3Static task
static1
Behavioral task
behavioral1
Sample
RCryptor 1.1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
RCryptor 1.1.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
RCryptor 1.3.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
RCryptor 1.3.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
RCryptor 1.5.exe
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
RCryptor 1.5.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
RCryptor 1.6d.exe
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
RCryptor 1.6d.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
RCryptor 1.6с.exe
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
RCryptor 1.6с.exe
Resource
win10v2004-20241007-en
General
-
Target
405fdb49c446ac21bff625e3aab68e6f_JaffaCakes118
-
Size
88KB
-
MD5
405fdb49c446ac21bff625e3aab68e6f
-
SHA1
0b6b649e8d432906bc16b15e725880ef9d7a2f2d
-
SHA256
e0c0c2265c948ca0844f7097c6d22fde2d207fca4fbc3844e83802302a618204
-
SHA512
5cac27c90a9e643baae0d340f9219941c5910cdea690e85437c521d59be80485efc591b4e10455c0f940b1d337bd9260d8c7d014dd9b3a13724189c2ba08d9d3
-
SSDEEP
1536:nPsLmCbrFRVmp9dNSBlXa8/g4xRJ6ODVopNNhtzvxwqNU4:nSmkVAdNSBQ8/7x36OmNNhJpwqNn
Malware Config
Signatures
-
Unsigned PE 5 IoCs
Checks for missing Authenticode signature.
resource unpack001/RCryptor 1.1.exe unpack001/RCryptor 1.3.exe unpack001/RCryptor 1.5.exe unpack001/RCryptor 1.6d.exe unpack001/RCryptor 1.6с.exe
Files
-
405fdb49c446ac21bff625e3aab68e6f_JaffaCakes118.rar
-
RCryptor 1.1.exe.exe windows:4 windows x86 arch:x86
6c26effad011db8dfe6cdb6b4424ecb4
Headers
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
WriteFile
SetEndOfFile
SetFilePointer
CloseHandle
UnmapViewOfFile
CopyFileA
lstrcatA
lstrcpyA
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
GetStringTypeA
LCMapStringW
Sleep
MultiByteToWideChar
HeapReAlloc
VirtualAlloc
HeapAlloc
GetOEMCP
GetACP
GetCPInfo
RtlUnwind
HeapFree
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
LoadLibraryA
GetProcAddress
GetTickCount
GetCommandLineA
LCMapStringA
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleHandleA
GetStartupInfoA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetModuleFileNameA
GetStringTypeW
user32
LoadBitmapA
IsDlgButtonChecked
LoadIconA
SendMessageA
SendDlgItemMessageA
CheckDlgButton
DialogBoxParamA
SetWindowLongA
SetTimer
GetWindowLongA
GetClientRect
BeginPaint
EndPaint
MessageBoxA
DestroyWindow
MessageBoxIndirectA
KillTimer
gdi32
CreateCompatibleDC
SelectObject
BitBlt
DeleteDC
DeleteObject
comdlg32
GetOpenFileNameA
shell32
DragAcceptFiles
DragQueryFileA
DragFinish
Sections
.text Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 116KB - Virtual size: 116KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
RCryptor 1.3.exe.exe windows:4 windows x86 arch:x86
423af810c3e07ad11c8c609a7708ad4d
Headers
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
lstrcpyA
Sleep
WriteFile
SetEndOfFile
SetFilePointer
CloseHandle
UnmapViewOfFile
CopyFileA
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
GetStringTypeA
LCMapStringW
lstrcatA
MultiByteToWideChar
HeapReAlloc
VirtualAlloc
HeapAlloc
GetOEMCP
GetACP
GetCPInfo
RtlUnwind
HeapFree
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
LoadLibraryA
GetProcAddress
GetTickCount
lstrcmpiA
GetCommandLineA
LCMapStringA
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleHandleA
GetStartupInfoA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetModuleFileNameA
GetStringTypeW
user32
SetTimer
IsDlgButtonChecked
LoadIconA
SendMessageA
SendDlgItemMessageA
CheckDlgButton
DialogBoxParamA
GetWindowLongA
SetWindowLongA
DestroyWindow
LoadBitmapA
GetClientRect
BeginPaint
EndPaint
MessageBoxA
MessageBoxIndirectA
KillTimer
gdi32
CreateCompatibleDC
SelectObject
BitBlt
DeleteDC
DeleteObject
comdlg32
GetOpenFileNameA
shell32
DragAcceptFiles
DragQueryFileA
DragFinish
Sections
.text Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 113KB - Virtual size: 113KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
RCryptor 1.5.exe.exe windows:4 windows x86 arch:x86
cec60520be92bff33df31be780356856
Headers
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
lstrcatA
GetModuleFileNameA
CloseHandle
CreateProcessA
WriteFile
SetEndOfFile
SetFilePointer
UnmapViewOfFile
CopyFileA
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
GetStringTypeA
LCMapStringW
lstrcpyA
MultiByteToWideChar
HeapReAlloc
VirtualAlloc
HeapAlloc
GetOEMCP
GetACP
GetCPInfo
RtlUnwind
HeapFree
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
LoadLibraryA
GetProcAddress
GetTickCount
GetCommandLineA
lstrcmpiA
LCMapStringA
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetModuleHandleA
GetStartupInfoA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetStringTypeW
user32
SetTimer
IsDlgButtonChecked
LoadIconA
SendMessageA
SendDlgItemMessageA
CheckDlgButton
DialogBoxParamA
GetWindowLongA
SetWindowLongA
DestroyWindow
LoadBitmapA
GetClientRect
BeginPaint
EndPaint
MessageBoxA
MessageBoxIndirectA
KillTimer
gdi32
SelectObject
CreateCompatibleDC
BitBlt
DeleteDC
DeleteObject
comdlg32
GetOpenFileNameA
shell32
DragAcceptFiles
DragQueryFileA
DragFinish
Sections
.text Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 226KB - Virtual size: 226KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
RCryptor 1.6d.exe.exe windows:4 windows x86 arch:x86
a776ea0e585619fa3433f6562fa2d545
Headers
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
lstrcatA
GetModuleFileNameA
GetFileAttributesA
lstrlenA
CloseHandle
Sleep
GetExitCodeProcess
CreateProcessA
WriteFile
SetEndOfFile
SetFilePointer
UnmapViewOfFile
CopyFileA
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
lstrcpyA
LCMapStringW
LCMapStringA
MultiByteToWideChar
HeapReAlloc
VirtualAlloc
HeapAlloc
GetOEMCP
GetACP
GetCPInfo
RtlUnwind
HeapFree
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
SetHandleCount
GetCommandLineA
LoadLibraryA
GetProcAddress
GetTickCount
lstrcmpiA
GetStringTypeA
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
GetModuleHandleA
GetStartupInfoA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
GetStringTypeW
user32
SetWindowLongA
IsDlgButtonChecked
wsprintfA
LoadIconA
SendMessageA
SendDlgItemMessageA
CheckDlgButton
DialogBoxParamA
GetWindowLongA
DestroyWindow
SetTimer
LoadBitmapA
GetClientRect
BeginPaint
EndPaint
MessageBoxA
MessageBoxIndirectA
KillTimer
gdi32
DeleteObject
CreateCompatibleDC
SelectObject
BitBlt
DeleteDC
comdlg32
GetOpenFileNameA
shell32
DragAcceptFiles
DragQueryFileA
DragFinish
Sections
.text Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 254KB - Virtual size: 254KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
RCryptor 1.6с.exe.exe windows:4 windows x86 arch:x86
a776ea0e585619fa3433f6562fa2d545
Headers
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
lstrcatA
GetModuleFileNameA
GetFileAttributesA
lstrlenA
CloseHandle
Sleep
GetExitCodeProcess
CreateProcessA
WriteFile
SetEndOfFile
SetFilePointer
UnmapViewOfFile
CopyFileA
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
lstrcpyA
LCMapStringW
LCMapStringA
MultiByteToWideChar
HeapReAlloc
VirtualAlloc
HeapAlloc
GetOEMCP
GetACP
GetCPInfo
RtlUnwind
HeapFree
VirtualFree
HeapCreate
HeapDestroy
GetFileType
GetStdHandle
SetHandleCount
GetCommandLineA
LoadLibraryA
GetProcAddress
GetTickCount
lstrcmpiA
GetStringTypeA
GetEnvironmentStringsW
GetEnvironmentStrings
WideCharToMultiByte
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
GetModuleHandleA
GetStartupInfoA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
GetStringTypeW
user32
SetWindowLongA
IsDlgButtonChecked
wsprintfA
LoadIconA
SendMessageA
SendDlgItemMessageA
CheckDlgButton
DialogBoxParamA
GetWindowLongA
DestroyWindow
SetTimer
LoadBitmapA
GetClientRect
BeginPaint
EndPaint
MessageBoxA
MessageBoxIndirectA
KillTimer
gdi32
DeleteObject
CreateCompatibleDC
SelectObject
BitBlt
DeleteDC
comdlg32
GetOpenFileNameA
shell32
DragAcceptFiles
DragQueryFileA
DragFinish
Sections
.text Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 254KB - Virtual size: 254KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ