Behavioral task
behavioral1
Sample
svchost_dump_SCY - Copy.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
svchost_dump_SCY - Copy.exe
Resource
win10-20231215-en
Behavioral task
behavioral3
Sample
svchost_dump_SCY - Copy.exe
Resource
win10v2004-20231215-en
General
-
Target
svchost_dump_SCY - Copy.bin.zip
-
Size
2.4MB
-
MD5
1a2f128d6c8b5873ea628daea3f14676
-
SHA1
1a92a3a742952b6cfa7486fc796c8d5ea133fd5f
-
SHA256
f04d11a1c4811492e397bc151c65ea1958eab6cbcf279ece7bd59160bfbea3d8
-
SHA512
c365cd4224cb652d0790ac9dab846a676e10e146e25861c25941a5adbe71ed232ff9826189c250a21424b3ac12cf2a9a92e47cb870cffd31f66774d0ecca5331
-
SSDEEP
49152:uZm0/SR/6qlcjHAQhFF2g+X6JWj4JBhhK9bBPYtsN/hvWl6TWDwMYXECjG:uZf/SgqlcjgCFo6JW28b1IsN5vW8GMEf
Malware Config
Signatures
-
Bazaloader family
-
Detects BazaLoader malware 1 IoCs
BazaLoader is a trojan that transmits logs to the Command and Control (C2) server, encoding them in BASE64 format through GET requests.
Processes:
resource yara_rule static1/unpack001/svchost_dump_SCY - Copy.bin BazaLoader -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/svchost_dump_SCY - Copy.bin
Files
-
svchost_dump_SCY - Copy.bin.zip.zip
Password: infected
-
svchost_dump_SCY - Copy.bin.exe windows:6 windows x64 arch:x64
Password: infected
a36c1890ad00c18dd7657e5d32beb26c
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
advapi32
RegGetValueA
kernel32
GetModuleFileNameW
K32GetModuleFileNameExW
SetThreadPriority
CreatePipe
GetTempPathW
lstrlenA
CreateMutexA
GetVolumeInformationA
WaitForSingleObject
CreateFileW
ReleaseMutex
lstrcatA
GetModuleHandleA
OpenProcess
CreateToolhelp32Snapshot
Sleep
GetModuleHandleExA
GetLastError
Process32NextW
CreateFileA
GetCurrentThread
TerminateProcess
lstrcatW
DeleteFileA
lstrcpyA
Process32FirstW
CloseHandle
GetNativeSystemInfo
CreateThread
GetWindowsDirectoryA
HeapAlloc
GetWindowsDirectoryW
GetProcAddress
ExitProcess
GetProcessHeap
CreateProcessW
FreeLibrary
CopyFileW
WinExec
GetTempFileNameW
CreateProcessA
IsBadReadPtr
QueryPerformanceCounter
SetUnhandledExceptionFilter
HeapSize
FlushFileBuffers
VirtualAlloc
WriteFile
GetCurrentProcess
VirtualFree
SetLastError
HeapFree
VirtualProtect
GetModuleFileNameA
ReadFile
LoadLibraryA
CreateDirectoryW
GetStringTypeW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
WriteConsoleW
FindClose
GetTimeZoneInformation
SetFilePointerEx
SetStdHandle
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
GetConsoleMode
GetConsoleOutputCP
WideCharToMultiByte
HeapReAlloc
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RaiseException
GetModuleHandleExW
GetFileType
GetStdHandle
MultiByteToWideChar
shell32
ShellExecuteExW
shlwapi
StrStrIW
StrStrIA
secur32
GetUserNameExA
wininet
HttpQueryInfoA
HttpOpenRequestA
InternetOpenUrlA
InternetSetOptionA
InternetOpenA
InternetCloseHandle
HttpSendRequestA
InternetConnectA
InternetReadFile
ws2_32
__WSAFDIsSet
closesocket
WSAGetLastError
setsockopt
ioctlsocket
htons
getsockopt
recv
connect
socket
WSACleanup
WSAStartup
send
inet_addr
select
Sections
.text Size: 166KB - Virtual size: 168KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 65KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 4.9MB - Virtual size: 6.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IDATA Size: 7KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.SCY Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE