tofsee | bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1[.]bin

Sharing

Copy URL Twitter E-mail

General

Target
bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1.bin
Size 120KB
Sample261022-dva9vsct8j
SHA256 bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1
MD5 0fd49f1afa03888e291e106282f9354f
SHA1 e48f5f002943433eb95cbeaf38c0675387d9175c
SHA512 de762a40b8f8bdf5a710b5bfde114ac4a1f92c533747e7e1d786f29d137b0ae495817ecf9bd23c8a45bfd4e06486cf289fab34dc02bfb96bea20e6b814dc6df3
SSDEEP 1536:xkws21VCbEjTxSYytuzTjFWL9dK0dpIrUcUtTuEi75dFHNt9r:x5VCbexSYQuzF/CpIoXZIt9r
TLSH
T151C3AE47F0D190B1E493027662946F25DBFEED39341DE992F7094D866FA88C1DB2E283
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan tofsee

Malware Config

Extracted

Family

tofsee

43.231.4.7
lazystax.ru

Signatures

Family: Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1.bin

File Explorer

bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1.bin

.exe 120KB

bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1.bin

IMPHASH b7c5b33e924247ab3dfc746dbe882c16
SHA256 bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1
MD5 0fd49f1afa03888e291e106282f9354f
SHA1 e48f5f002943433eb95cbeaf38c0675387d9175c
SHA512 de762a40b8f8bdf5a710b5bfde114ac4a1f92c533747e7e1d786f29d137b0ae495817ecf9bd23c8a45bfd4e06486cf289fab34dc02bfb96bea20e6b814dc6df3
SSDEEP 1536:xkws21VCbEjTxSYytuzTjFWL9dK0dpIrUcUtTuEi75dFHNt9r:x5VCbexSYQuzF/CpIoXZIt9r
TLSH
T151C3AE47F0D190B1E493027662946F25DBFEED39341DE992F7094D866FA88C1DB2E283
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

39531

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

advapi32

ConvertSidToStringSidA AllocateAndInitializeSid CreateProcessWithLogonW RegCreateKeyExA StartServiceCtrlDispatcherA RegisterServiceCtrlHandlerA SetServiceStatus RegDeleteValueA RegGetKeySecurity RegSetKeySecurity RegSetValueExA GetLengthSid GetFileSecurityA GetSecurityDescriptorOwner EqualSid InitializeSecurityDescriptor SetSecurityDescriptorOwner SetFileSecurityA GetSecurityDescriptorDacl GetAce DeleteAce SetSecurityDescriptorDacl RegQueryValueExA RegEnumKeyA RegOpenKeyExA RegEnumValueA GetUserNameW LookupAccountNameW LookupAccountNameA GetUserNameA RegCloseKey CheckTokenMembership FreeSid

kernel32

GetVolumeInformationA GetComputerNameA GetTickCount GetCurrentProcess GetModuleHandleA GetSystemInfo GetVersionExA lstrcmpiA lstrlenA Sleep lstrcpynA InterlockedExchange GetCurrentThreadId ExitProcess GetOverlappedResult WaitForSingleObject GetLastError WriteFile ReadFile CreateFileA DisconnectNamedPipe ConnectNamedPipe CreateNamedPipeA CloseHandle LoadLibraryA GetEnvironmentVariableA DeleteFileA IsBadWritePtr IsBadCodePtr lstrcpyA lstrcmpA VirtualProtect IsBadReadPtr VirtualFree WriteProcessMemory VirtualAllocEx VirtualAlloc SetFilePointer GetFileSize SetFileAttributesA GetDiskFreeSpaceA GetWindowsDirectoryA GetProcAddress LocalFree GetFileAttributesExA LocalAlloc CreateProcessA GetTempPathA SystemTimeToFileTime GetSystemTime DeviceIoControl CreateFileW GetModuleFileNameA ResumeThread SetThreadContext TerminateProcess GetThreadContext lstrcatA CreateThread GetDriveTypeA GetCommandLineA SetUnhandledExceptionFilter SetErrorMode InterlockedIncrement GetLocalTime GetTimeZoneInformation FileTimeToLocalFileTime FileTimeToSystemTime InterlockedDecrement HeapSize GetSystemTimeAsFileTime MultiByteToWideChar lstrlenW GetStartupInfoW GetProcessHeap HeapAlloc HeapReAlloc HeapFree FreeLibrary CreateEventA GetSystemDirectoryA

oleaut32

SysAllocStringByteLen

shell32

ShellExecuteA ShellExecuteExW

user32

wsprintfA CharToOemA

ws2_32

ioctlsocket __WSAFDIsSet WSAStartup send connect setsockopt bind listen accept getsockname ntohl gethostname socket select recv ntohs ntohs sendto gethostbyaddr inet_ntoa gethostbyname inet_addr getpeername closesocket

dbghelp

StackWalk64

Name

.text

Size

60KB

Virtual Size

60KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

20KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.sec02

Size

20KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.sec03

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.sec04

Size

8KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata2

Size

4KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

bf34396f7a42efb0bd0ba416d2cf5f270d57e04cd2aeb44ba1c857447adae0a1.bin

advapi32

kernel32

oleaut32

shell32

user32

ws2_32

dbghelp

generic