crealstealer | LEmu Download[.]zip

Resubmissions

14-01-2024 21:31

240114-1c7xfaebc9 10

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General

Target

LEmu Download.zip
Size

159.9MB
MD5

db84f1e4d65f81d8ed489ee0512920d6
SHA1

5c8435bf33d80db18f48792aa5a1ec222f30215f
SHA256

0101981095cefb1272f7cc27dfe55ac8d0b1417c79dd7d6fdcbaddd917649986
SHA512

2b7861d7a1b4df6fec676c32f5fb993e0f68c2a314ee10d0d319a52fdf776dedf7c8b0c7598f69308adeeca4b0ab140868766ee24b6f984cad12c24f57662bf7
SSDEEP

3145728:fRXu7bZwSB2usuKm3ELCJg9KUhMDWfn5oXBmJ4NAhY49ZX3+noi2lHQSO:psZw42kELCJg9VqcSAy49gnoi2NQz

Score

10^/10

pyinstaller crealstealer

Malware Config

Signatures

An infostealer written in Python and packaged with PyInstaller. 1 IoCs

resource	yara_rule
static1/unpack002/Creal.pyc	crealstealer

Crealstealer family
crealstealer

Requests dangerous framework permissions 1 IoCs

description	ioc
Allows an application to write to external storage.	android.permission.WRITE_EXTERNAL_STORAGE

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
static1/unpack001/LEmu Download/NitroGenerator.exe	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/LEmu Download/NitroGenerator.exe

Files

LEmu Download.zip
.zip
LEmu Download/.com.google.Chrome.0UCq3h
LEmu Download/89bb4eb5637df3cd96c463a795005065
LEmu Download/GlideCache/172b9fff34007f32564aa6ac71d8a19faf3f3614e9d9bf551bce8da14a3afd08.0
.jpg
LEmu Download/GlideCache/1dc606cba8b3ded2bafa9ddd39a95a336b89bed8af2d0c5dc6732b321224760a.0
.png
LEmu Download/GlideCache/2bf21e79e081329b7ed39800382f63b4a1b1c59a79cdf02e2c1f2353806cbfee.0.tmp
.jpg
LEmu Download/GlideCache/325141e90a8eea5ec991004bed1ba3b7e334a2a0821b929b0c8684afe32c9d93.0
.jpg
LEmu Download/GlideCache/5bdd260d496b6ab5d4a3939e70249d00f23faa0f2b484750d999f73f4175ead9.0
.jpg
LEmu Download/GlideCache/8395baafa62f832787686746c4c8e6e9cb29b88ec547411daf134eac38a91449.0
.jpg
LEmu Download/GlideCache/89a18e0bd7410b2fb71f42e03d3b4d7bd602afc8602a84312032e824a6fbaa08.0
.jpg
LEmu Download/GlideCache/9cf87261de80f894e08a0793734ce8957d99c328c5710a61b6fe7684ac638bd9.0
.png
LEmu Download/GlideCache/a82ff58cd4bffd33155af73feb085ff31b77d09cfba34cf20655b39c6322172a.0
.jpg
LEmu Download/GlideCache/b529782f0308f4e05fa046ec4c44e6aea76ba0bfb4d7afbd386e8ae9b6bcdfec.0
.jpg
LEmu Download/GlideCache/f7ecf953063614ef7c400688b867547e1e5d967012c0394a1c32d0bf1a7f7d7e.0
.jpg
LEmu Download/GlideCache/journal
LEmu Download/NitroGenerator.exe
.exe windows:5 windows x64 arch:x64

1af6c885af093afc55142c2f1761dbe8

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

IsValidCodePage
GetStringTypeW
GetFileAttributesExW
HeapReAlloc
FlushFileBuffers
GetCurrentDirectoryW
GetACP
GetOEMCP
GetModuleHandleW
MulDiv
GetLastError
SetDllDirectoryW
GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
GetCPInfo
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
WriteConsoleW
SetEndOfFile
SetEnvironmentVariableW
RtlUnwindEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
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: 167KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - Virtual size: 74KB

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: 266KB - Virtual size: 265KB

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
Creal.pyc
LEmu Download/Unconfirmed 628384.crdownload
.apk android arch:arm arch:x86

com.Battle.TABSBattleSimulator

com.unity3d.player.UnityPlayerActivity

Activities

com.unity3d.player.UnityPlayerActivity

android.intent.action.MAIN

com.unity.purchasing.googleplay.VRPurchaseActivity

com.google.vr.vrcore.ACTION_NONE

Permissions

android.permission.INTERNET
com.android.vending.BILLING
android.permission.ACCESS_NETWORK_STATE
android.permission.WRITE_EXTERNAL_STORAGE

Services
LEmu Download/flagCache/com.android.chrome.png
.png
LEmu Download/flagCache/com.microvirt.launcher2.png
.png

Resubmissions

Sharing

General

Malware Config

Signatures

Files

1af6c885af093afc55142c2f1761dbe8

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 167KB - Virtual size: 167KB

.rdata Size: 75KB - Virtual size: 74KB

.data Size: 3KB - Virtual size: 12KB

.pdata Size: 9KB - Virtual size: 8KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 266KB - Virtual size: 265KB

.reloc Size: 2KB - Virtual size: 1KB

com.Battle.TABSBattleSimulator

com.unity3d.player.UnityPlayerActivity

Activities

com.unity3d.player.UnityPlayerActivity

com.unity.purchasing.googleplay.VRPurchaseActivity

Permissions

Services

.text
Size: 167KB - Virtual size: 167KB

.rdata
Size: 75KB - Virtual size: 74KB

.data
Size: 3KB - Virtual size: 12KB

.pdata
Size: 9KB - Virtual size: 8KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 266KB - Virtual size: 265KB

.reloc
Size: 2KB - Virtual size: 1KB