Behavioral task
behavioral1
Sample
MailRanger 2 [Crack.sx]/MailRanger.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
MailRanger 2 [Crack.sx]/MailRanger.exe
Resource
win10v2004-20231023-en
Behavioral task
behavioral3
Sample
MailRanger 2 [Crack.sx]/Mailranger2.exe
Resource
win7-20231020-en
Behavioral task
behavioral4
Sample
MailRanger 2 [Crack.sx]/Mailranger2.exe
Resource
win10v2004-20231020-en
Behavioral task
behavioral5
Sample
MailRanger 2 [Crack.sx]/Serverlist.exe
Resource
win7-20231023-en
General
-
Target
5c258fb8203ebb5ca47c166c595701f8.bin
-
Size
9.4MB
-
MD5
5c258fb8203ebb5ca47c166c595701f8
-
SHA1
245b8aad966dd24741fc84d1403f5da3d3ba97b9
-
SHA256
2d3b226d1fefe0ea61271874b9569f98bce798de094d8a716c0325600fb03f4d
-
SHA512
c432a841a36c06dd53bf9f9f039665f42494180691a498d82107307380f2a148d3dacae34378a12e036a51fb308da414b2e0bd1ae982f5c6ece73c2db66961bc
-
SSDEEP
196608:M/sBqUDWst2KCeo8tTzUeXnxxHAHeR9XVZ0jPU6ry31xHie:msB7Wstceo8lz1XnxxaEz6jPU62319ie
Malware Config
Extracted
nanocore
1.2.2.0
man-organized.gl.at.ply.gg:21927
2773ba68-2ef8-4382-80ab-00e3d545b481
-
activate_away_mode
true
-
backup_connection_host
man-organized.gl.at.ply.gg
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-08-26T03:19:00.073689236Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
21927
-
default_group
Default
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
2773ba68-2ef8-4382-80ab-00e3d545b481
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
man-organized.gl.at.ply.gg
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
A stealer written in Python and packaged with Pyinstaller 1 IoCs
resource yara_rule static1/unpack003/����.pyc blankgrabber -
Blankgrabber family
-
Nanocore family
-
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/MailRanger 2 [Crack.sx]/MailRanger.exe unpack001/MailRanger 2 [Crack.sx]/Mailranger2.exe unpack001/MailRanger 2 [Crack.sx]/Serverlist.exe
Files
-
5c258fb8203ebb5ca47c166c595701f8.bin.zip
Password: infected
-
MailRanger 2 [Crack.sx]/MailRanger.exe.exe windows:4 windows x86 arch:x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
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_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
MailRanger 2 [Crack.sx]/Mailranger2.exe.exe windows:5 windows x64 arch:x64
Password: infected
20d446c1cb128febd23deb17efb67cf6
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
user32
CreateWindowExW
MessageBoxW
MessageBoxA
SystemParametersInfoW
DestroyIcon
SetWindowLongPtrW
GetWindowLongPtrW
GetClientRect
InvalidateRect
ReleaseDC
GetDC
DrawTextW
GetDialogBaseUnits
EndDialog
DialogBoxIndirectParamW
MoveWindow
SendMessageW
comctl32
ord380
kernel32
GetStringTypeW
GetFileAttributesExW
HeapReAlloc
FlushFileBuffers
GetCurrentDirectoryW
IsValidCodePage
GetACP
GetModuleHandleW
MulDiv
GetLastError
SetDllDirectoryW
GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
GetOEMCP
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
WriteConsoleW
SetEnvironmentVariableW
RtlUnwindEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
SetEndOfFile
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
advapi32
OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW
gdi32
SelectObject
DeleteObject
CreateFontIndirectW
Sections
.text Size: 167KB - Virtual size: 166KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 75KB - Virtual size: 75KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
����.pyc
-
MailRanger 2 [Crack.sx]/Mailranger2Hits.txt
-
MailRanger 2 [Crack.sx]/Read Me.txt
-
MailRanger 2 [Crack.sx]/Serverlist.exe.exe windows:4 windows x86 arch:x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 114KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 130KB - Virtual size: 129KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ