Behavioral task
behavioral1
Sample
NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
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Size
212KB
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MD5
8c83a64bf38320f5036654e658af4510
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SHA1
c3afff81dfb27ee9a3c9f74580be374a9a848143
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SHA256
f808b07da8be3d310dd032176fa043055a26395e2f5b79587dbdbece53ff0dee
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SHA512
3d729daf1669a87d4a9207ab3a6a733166cdb0f95e4acbb22ac1c37bb163b00f90d4f58dc9d93105535b1a4ad196d2fc0e05b376d9e0aef409606ee29dc91456
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SSDEEP
1536:TtQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX++pdz30rtr8gjXjp0lanB:y29DkEGRQixVSjLc130BYgjXjpLnB
Malware Config
Extracted
sakula
www.polarroute.com
Signatures
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Sakula family
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Sakula payload 1 IoCs
Processes:
resource yara_rule sample family_sakula -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
Files
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NEAS.8c83a64bf38320f5036654e658af4510_JC.exe.exe windows:5 windows x86
4511896d043677e4ab4578dc5bcab5a0
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetCurrentThread
VirtualFree
ExpandEnvironmentStringsA
WriteFile
OpenProcess
WideCharToMultiByte
GetVolumeInformationA
Sleep
SizeofResource
CreateProcessA
TerminateProcess
ReadFile
GetSystemDirectoryA
MultiByteToWideChar
GetTickCount
CreateDirectoryA
GetStartupInfoA
FindFirstFileA
GetLastError
VirtualAlloc
FindClose
LockResource
CreatePipe
GetModuleFileNameA
GetVersionExA
WinExec
CloseHandle
GetCurrentProcessId
GetTempPathA
GetCurrentProcess
LoadResource
PeekNamedPipe
SetFilePointer
SetPriorityClass
FindResourceA
GetFileSize
CreateFileA
GetComputerNameA
SetThreadPriority
ExitProcess
GetProcessHeap
SetEndOfFile
GetStringTypeW
GetStringTypeA
GetModuleHandleW
GetProcAddress
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
GetCommandLineA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
GetStdHandle
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
LoadLibraryA
InitializeCriticalSectionAndSpinCount
HeapCreate
HeapReAlloc
RtlUnwind
GetConsoleCP
GetConsoleMode
SetHandleCount
GetFileType
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
HeapSize
GetLocaleInfoA
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
FlushFileBuffers
LCMapStringA
LCMapStringW
advapi32
RegOpenKeyA
GetUserNameA
FreeSid
AllocateAndInitializeSid
RegDeleteKeyA
EqualSid
RegSetValueExA
GetTokenInformation
OpenProcessToken
RegCloseKey
shell32
SHChangeNotify
ord680
ShellExecuteA
wininet
HttpOpenRequestA
InternetOpenUrlA
HttpSendRequestA
InternetOpenA
InternetCloseHandle
InternetConnectA
InternetReadFile
Sections
UPX0 Size: 92KB - Virtual size: 92KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE