tofsee | bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0[.]bin

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General

Target
bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0.bin
Size 8.8MB
Sample261007-k9cjsswsbw
SHA256 bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0
MD5 14bed4b0dcf396dc34e1c39a9bb37194
SHA1 93d6fe949e60b6df79dbb3dae3c4f82be3702c4f
SHA512 6c582b7960d714d0a8b7a3a10f5e6eacf5c4dac3436ef272d1f6abdda02997220f028cb257bab8b739ad48b682c3f45657edb8612637f994aad5cde03a4ad64c
SSDEEP 6144:EDVCynACXFWpI0zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzn:08vmFWpP
TLSH
T113962A29847B28F5C670107CF78C7B7EAAFD06F49EB4015B689C97C1E4289D454ECAA3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan tofsee

Malware Config

Extracted

Family

tofsee

vanaheim.cn
jotunheim.name

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
bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0.bin

File Explorer

bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0.bin

.exe 8.8MB

bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 bbc43051e28516be55f17c6f6145654abf72369f5697e61519269030bad30ab0
MD5 14bed4b0dcf396dc34e1c39a9bb37194
SHA1 93d6fe949e60b6df79dbb3dae3c4f82be3702c4f
SHA512 6c582b7960d714d0a8b7a3a10f5e6eacf5c4dac3436ef272d1f6abdda02997220f028cb257bab8b739ad48b682c3f45657edb8612637f994aad5cde03a4ad64c
SSDEEP 6144:EDVCynACXFWpI0zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzn:08vmFWpP
TLSH
T113962A29847B28F5C670107CF78C7B7EAAFD06F49EB4015B689C97C1E4289D454ECAA3
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