tofsee | 8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3[.]bin

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General

Target
8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3.bin
Size 12.4MB
Sample261004-dsmj4styh1
SHA256 8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3
MD5 0996c036b131743abb886045df9a8430
SHA1 0aadff4067f22cdeb2930a798e96c6efed8b59ce
SHA512 9e9a05c80085084fdc69334b4ef2afe7f2bbca0481d6f33a4db3fd82312bab6f4b9eeb9790da93b3d4bfdde17965e9f57d19ef358aaf3a6079d2f78d7744e155
SSDEEP 6144:t5VCb4QuzFJpIozzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzv:z8NKFJp
TLSH
T11ED62A29847B28F5C670107CF78C7B7EAAFD06F49EB4015B689C97C1E4289D454ECAA3
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
8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3.bin

File Explorer

8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3.bin

.exe 12.4MB

8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 8c31af322fb98542f8b413d7b53ff7f3fd96624fc801e7eabdb57b75edb2c4c3
MD5 0996c036b131743abb886045df9a8430
SHA1 0aadff4067f22cdeb2930a798e96c6efed8b59ce
SHA512 9e9a05c80085084fdc69334b4ef2afe7f2bbca0481d6f33a4db3fd82312bab6f4b9eeb9790da93b3d4bfdde17965e9f57d19ef358aaf3a6079d2f78d7744e155
SSDEEP 6144:t5VCb4QuzFJpIozzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzv:z8NKFJp
TLSH
T11ED62A29847B28F5C670107CF78C7B7EAAFD06F49EB4015B689C97C1E4289D454ECAA3
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_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

ws2_32

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

dbghelp

StackWalk64

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

user32

wsprintfA CharToOemA

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

shell32

ShellExecuteA ShellExecuteExW

oleaut32

SysAllocStringByteLen