sakula | 4dc392b795a6e10d946ae3bbe460d580N[.]exe

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General

Target

4dc392b795a6e10d946ae3bbe460d580N.exe
Size

108KB
MD5

4dc392b795a6e10d946ae3bbe460d580
SHA1

0026a2bf0c972f8ac3a563de54172b82413b8d9a
SHA256

af607b2c7a8ddb4c94e7c0f2622cfa75aef0769b2f47cfb9e51178c75c67d6f1
SHA512

768bbae9a7ee77bfea54ef47cf428dce8e780adf37b690f80bb59862f63ee920d332d74007573b796a7ee2cb4cd45c8583ea33777b93d0021b63fe3361c73cbd
SSDEEP

1536:oQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+8es52z30rtr0izbR9Xwzz:329DkEGRQixVSjLwes5G30BfPvwn

Score

10^/10

sakula

Malware Config

Extracted

Family

sakula

www.polarroute.com

Signatures

Sakula family
sakula

Sakula payload 1 IoCs

resource	yara_rule
sample	family_sakula

Files

4dc392b795a6e10d946ae3bbe460d580N.exe
.exe windows:5 windows x86 arch:x86

4511896d043677e4ab4578dc5bcab5a0

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/09/2021, 18:25

Not After

01/09/2022, 18:25

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

Issuer

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

Not Before

02/09/2021, 18:33

Not After

01/09/2022, 18:33

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

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35
Signer

Actual PE Digest

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35

Digest Algorithm

sha256

PE Digest Matches

false

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35
Signer

Actual PE Digest

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35

Digest Algorithm

sha256

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

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

.text
Size: 55KB - Virtual size: 55KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Extracted

Signatures

Files

4511896d043677e4ab4578dc5bcab5a0

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55Certificate

Extended Key Usages

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

Key Usages

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35Signer

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

shell32

wininet

Sections

.text Size: 55KB - Virtual size: 55KB

.rdata Size: 10KB - Virtual size: 9KB

.data Size: 6KB - Virtual size: 14KB

.rsrc Size: 11KB - Virtual size: 11KB

.reloc Size: 4KB - Virtual size: 25KB

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

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

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35
Signer

30:b3:2b:63:d3:00:a1:cc:f4:e8:c9:1b:6e:cf:8c:39:79:7d:44:0a:f8:e4:b8:24:42:27:a1:8f:2a:26:a3:35
Signer

.text
Size: 55KB - Virtual size: 55KB

.rdata
Size: 10KB - Virtual size: 9KB

.data
Size: 6KB - Virtual size: 14KB

.rsrc
Size: 11KB - Virtual size: 11KB

.reloc
Size: 4KB - Virtual size: 25KB