sakula | 4b79eefd54c9cf25f25601a3749d08ee7e1df3bedee90840b0739a6a54e0fc07

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General

Target

4b79eefd54c9cf25f25601a3749d08ee7e1df3bedee90840b0739a6a54e0fc07
Size

101KB
MD5

a9f5ad33677f3d3f72f9707b145b258f
SHA1

ac145da3864b6628fd4639f10e97eda21937e0e7
SHA256

4b79eefd54c9cf25f25601a3749d08ee7e1df3bedee90840b0739a6a54e0fc07
SHA512

ee306149d514591acc1678a67bd5e188ac80d5d9e5fb14ed5da72e76e5c350bcec5910205d8f83e168d71402c4d5183f23c43b8ec9ea1b7b417141e7c8eeb53c
SSDEEP

1536:zJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrXv/w:dbfVk29te2jqxCEtg30BU

Score

10^/10

sakula

Malware Config

Extracted

Family

sakula

www.savmpet.com

Signatures

Sakula family
sakula

Sakula payload 1 IoCs

resource	yara_rule
sample	family_sakula

Files

4b79eefd54c9cf25f25601a3749d08ee7e1df3bedee90840b0739a6a54e0fc07
.exe windows:4 windows x86 arch:x86

3756947b3e7059e30bd77d705a3cb609

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/12/2020, 21:31

Not After

02/12/2021, 21:31

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

19:01:b9:8f:51:e5:f9:17:fc:0f:24:52:e2:5d:c0:f8:5a:47:f3:fe:ee:42:60:05:eb:16:b2:ec:cd:1c:df:8f
Signer

Actual PE Digest

19:01:b9:8f:51:e5:f9:17:fc:0f:24:52:e2:5d:c0:f8:5a:47:f3:fe:ee:42:60:05:eb:16:b2:ec:cd:1c:df:8f

Digest Algorithm

sha256

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CloseHandle
WriteFile
SetFilePointer
CreateFileA
VirtualFree
ReadFile
VirtualAlloc
GetFileSize
PeekNamedPipe
CreateProcessA
GetStartupInfoA
CreatePipe
GetCurrentProcessId
TerminateProcess
WinExec
FindClose
FindFirstFileA
GetSystemDirectoryA
ExitProcess
SetThreadPriority
GetCurrentThread
SetPriorityClass
GetCurrentProcess
SizeofResource
LockResource
LoadResource
FindResourceA
CreateDirectoryA
ExpandEnvironmentStringsA
GetTempPathA
Sleep
GetTickCount
WideCharToMultiByte
MultiByteToWideChar
GetComputerNameA
GetLastError
GetModuleFileNameA
GetVolumeInformationA
OpenProcess
GetVersionExA
GetStringTypeW
GetStringTypeA
LCMapStringW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
GetProcAddress
GetModuleHandleA
GetCommandLineA
GetProcessHeap
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
DeleteCriticalSection
HeapReAlloc
HeapDestroy
HeapCreate
GetStdHandle
SetHandleCount
GetFileType
GetConsoleCP
GetConsoleMode
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
LoadLibraryA
InitializeCriticalSection
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
SetStdHandle
FlushFileBuffers
GetCPInfo
GetACP
GetOEMCP
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
HeapSize
GetLocaleInfoA
SetEndOfFile
LCMapStringA

advapi32

GetUserNameA
RegOpenKeyA
RegDeleteKeyA
RegCloseKey
OpenProcessToken
AllocateAndInitializeSid
GetTokenInformation
EqualSid
FreeSid
RegSetValueExA

shell32

SHChangeNotify
ord680
ShellExecuteA

wininet

HttpOpenRequestA
InternetOpenA
InternetConnectA
InternetReadFile
InternetOpenUrlA
InternetCloseHandle
HttpSendRequestA

Sections

.text
Size: 56KB - Virtual size: 53KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

3756947b3e7059e30bd77d705a3cb609

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:dfCertificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

19:01:b9:8f:51:e5:f9:17:fc:0f:24:52:e2:5d:c0:f8:5a:47:f3:fe:ee:42:60:05:eb:16:b2:ec:cd:1c:df:8fSigner

Headers

File Characteristics

Imports

kernel32

advapi32

shell32

wininet

Sections

.text Size: 56KB - Virtual size: 53KB

.rdata Size: 12KB - Virtual size: 9KB

.data Size: 8KB - Virtual size: 14KB

.rsrc Size: 12KB - Virtual size: 10KB

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

19:01:b9:8f:51:e5:f9:17:fc:0f:24:52:e2:5d:c0:f8:5a:47:f3:fe:ee:42:60:05:eb:16:b2:ec:cd:1c:df:8f
Signer

.text
Size: 56KB - Virtual size: 53KB

.rdata
Size: 12KB - Virtual size: 9KB

.data
Size: 8KB - Virtual size: 14KB

.rsrc
Size: 12KB - Virtual size: 10KB