tofsee | 102e9252691dc8857840ffae6582731c2077bff8ac04d054407ba804a058e9c4[.]com

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General

Target

102e9252691dc8857840ffae6582731c2077bff8ac04d054407ba804a058e9c4.com
Size

10.2MB
MD5

eb701a894f2e3202f26d9e0199a6d440
SHA1

4f635af1c4e7669ad5522c999bc632d9d4d53a9a
SHA256

102e9252691dc8857840ffae6582731c2077bff8ac04d054407ba804a058e9c4
SHA512

d87d3b460fd9948da454df80ecde3b49700760bc15c3f3dc0391875fccec8911b29c7e1c88a31c031d2ed40295adcbee0cbcdde612b1225e3d8f1ccf7f7b6df7
SSDEEP

6144:UDVCynACXFFpI0zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzj:k8vmFFp

Score

10^/10

tofsee

Malware Config

Extracted

Family

tofsee

vanaheim.cn

jotunheim.name

Signatures

Tofsee family
tofsee

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
102e9252691dc8857840ffae6582731c2077bff8ac04d054407ba804a058e9c4.com

Files

102e9252691dc8857840ffae6582731c2077bff8ac04d054407ba804a058e9c4.com
.exe windows:5 windows x86 arch:x86

0bdef4d92a94790d7d279561a490c5bb

Headers

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

Imports

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

Sections

.text
Size: 57KB - Virtual size: 60KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 512B - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 10.1MB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

0bdef4d92a94790d7d279561a490c5bb

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

dbghelp

kernel32

user32

advapi32

shell32

oleaut32

Sections

.text Size: 57KB - Virtual size: 60KB

.rdata Size: 8KB - Virtual size: 8KB

.data Size: 512B - Virtual size: 8KB

.reloc Size: 10.1MB - Virtual size: 3KB

.text
Size: 57KB - Virtual size: 60KB

.rdata
Size: 8KB - Virtual size: 8KB

.data
Size: 512B - Virtual size: 8KB

.reloc
Size: 10.1MB - Virtual size: 3KB