stealc | xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda[.]exe

General

Target
xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda.exe
Size 832KB
Sample260311-n7e4pad181
SHA256 a611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda
MD5 c4dd23bd6b190dac6a8c7304d341b3f9
SHA1 6ba84f57af70b7b3d9197990e147824a838e426d
SHA512 da72874ccfcbff763ff12d943973a7d2b4566ff8af58ea8d8624f252cb2c8d4630492bb1c7c5cfbe1da1facd371e50ba2e657d93e482cc4f922f1dcabd4e979c
SSDEEP 12288:bzDhwo1qIr/aead+W3cyMzNP8WTopMRczRyxBlDetAqxSvv:N7faeRW3P2k0WWc9ybH
TLSH
T1E7058D1BE7A502F9D0B7C234CA524957E772B8065370978F03E15AA65F3B2909F3EB21
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

fb stealc

Malware Config

Extracted

Family

stealc

Botnet

fb

C2

http://185.143.228.166

Attributes

url_path
/86b4933c9a9c4ac69558.php

rc4.traffic_key

rc4.C2

Signatures

Detects Stealc stealer Version 2 1 IoCs

resource	yara_rule
sample	family_stealc_v2

Stealc family
stealc

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda.exe

File Explorer

xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda.exe

.exe 832KB

xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda.exe

IMPHASH f456face36cfa724bf01290dd8927512
SHA256 a611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda
MD5 c4dd23bd6b190dac6a8c7304d341b3f9
SHA1 6ba84f57af70b7b3d9197990e147824a838e426d
SHA512 da72874ccfcbff763ff12d943973a7d2b4566ff8af58ea8d8624f252cb2c8d4630492bb1c7c5cfbe1da1facd371e50ba2e657d93e482cc4f922f1dcabd4e979c
SSDEEP 12288:bzDhwo1qIr/aead+W3cyMzNP8WTopMRczRyxBlDetAqxSvv:N7faeRW3P2k0WWc9ybH
TLSH
T1E7058D1BE7A502F9D0B7C234CA524957E772B8065370978F03E15AA65F3B2909F3EB21
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects Stealc stealer Version 2
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

286128

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

GetCurrentProcess SetEndOfFile GetProcAddress LoadLibraryA GetModuleFileNameA HeapSize CreateFileW QueryPerformanceCounter QueryPerformanceFrequency ReleaseSRWLockExclusive AcquireSRWLockExclusive SleepConditionVariableSRW Sleep GetCurrentThreadId WideCharToMultiByte MultiByteToWideChar GetStringTypeW GetLocaleInfoEx InitializeCriticalSectionEx GetSystemTimeAsFileTime GetModuleHandleW EnterCriticalSection LeaveCriticalSection DeleteCriticalSection EncodePointer DecodePointer LCMapStringEx GetCPInfo WakeAllConditionVariable RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter SetUnhandledExceptionFilter GetStartupInfoW IsProcessorFeaturePresent GetCurrentProcessId InitializeSListHead TerminateProcess RtlPcToFileHeader RaiseException RtlUnwindEx GetLastError SetLastError InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary LoadLibraryExW GetStdHandle GetFileType GetModuleFileNameW GetModuleHandleExW WriteConsoleW ExitProcess WriteFile HeapFree HeapAlloc OutputDebugStringW GetTimeZoneInformation GetFileSizeEx SetFilePointerEx FlushFileBuffers GetConsoleOutputCP GetConsoleMode CloseHandle FlsAlloc FlsGetValue FlsSetValue FlsFree VirtualProtect CompareStringW LCMapStringW GetLocaleInfoW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW ReadFile ReadConsoleW HeapReAlloc FindClose FindFirstFileExW FindNextFileW IsValidCodePage GetACP GetOEMCP GetCommandLineA GetCommandLineW GetEnvironmentStringsW FreeEnvironmentStringsW SetEnvironmentVariableW GetProcessHeap SetStdHandle RtlUnwind

advapi32

RegEnumKeyExA

shlwapi

StrChrA

Name

.text

Size

457KB

Virtual Size

460KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

106KB

Virtual Size

108KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.data

Size

248KB

Virtual Size

248KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

15KB

Virtual Size

16KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

3KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

xa611ba943486507e3a2313cddcdad56a63a425a6c9f4a1df88565a6f992b3cda.exe

kernel32

advapi32

shlwapi

generic