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Report - imyf.exe

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ScreenShot
Created 2021.03.11 13:44 Machine s1_win7_x6402
Filename imyf.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
6
 Behavior Score
10.0
ZERO API file : malware
VT API (file) 22 detected (AIDetect, malware2, malicious, high confidence, Unsafe, Save, ZexaF, jq0@aySsu, Attribute, HighConfidence, Razy, Jorik, Static AI, Suspicious PE, Small, Score, Phonzy, ET#100%, RDMK, cmRtazqDl2lzQVNQfQ21PCNm8YgU, confidence, QVM10)
md5 ec8b389edf6738f9b561418f4b0b0d9c
sha256 14ed09b6cec2b4465de883ce16001c309436f916fb1d3b84d41f84e39f4712ed
ssdeep 1536:axKY+T6KW5CvEyXWvE344wAL5LO8XvdPTwZI3sq5gnToIfnIOlIOjcTp5XBHH+w5:gDKW1LgppLRHMY0TBfJvjcTp5XNEZRw
imphash bf5a4aa99e5b160f8521cadd6bfe73b8
impfuzzy 24:gdqnuDoDyBNYnb2JOovS2cfEt4UjMAH/J3KyvbaFQHOTqlnpCwuCAaTCEQ4EPM:gQ8NIbXQcfEt4ITbuWlpChaTHQ0
  Network IP location

Signature (22cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 22 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Communicates with host for which no DNS query was performed
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Potentially malicious URLs were found in the process memory dump
notice Resolves a suspicious Top Level Domain (TLD)
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info One or more processes crashed
info This executable has a PDB path
info Uses Windows APIs to generate a cryptographic key

Rules (55cnts)

Level Name Description Collection
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged memory
info antisb_threatExpert Anti-Sandbox checks for ThreatExpert memory
info Check_Dlls (no description) memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (no description) memory
info DebuggerException__ConsoleCtrl (no description) memory
info DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check Signature Zero binaries (upload)
info PE_Header_Zero PE File Signature Zero binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info vmdetect Possibly employs anti-virtualization techniques memory
info win_hook Affect hook table memory
info WMI_VM_Detect Detection of Virtual Appliances through the use of WMI for use of evasion. memory
info create_com_service Create a COM server memory
info create_service Create a windows service memory
info cred_local Steal credential memory
info escalate_priv Escalade priviledges memory
info HasDebugData DebugData Check binaries (upload)
info HasRichSignature Rich Signature Check binaries (upload)
info hijack_network Hijack network configuration memory
info inject_thread Code injection with CreateRemoteThread in a remote process memory
info IsWindowsGUI (no description) binaries (upload)
info keylogger Run a keylogger memory
info migrate_apc APC queue tasks migration memory
info network_dga Communication using dga memory
info network_dns Communications use DNS memory
info network_dropper File downloader/dropper memory
info network_ftp Communications over FTP memory
info network_http Communications over HTTP memory
info network_p2p_win Communications over P2P network memory
info network_smtp_dotNet Communications smtp memory
info network_tcp_listen Listen for incoming communication memory
info network_tcp_socket Communications over RAW socket memory
info network_toredo Communications over Toredo network memory
info network_udp_sock Communications over UDP network memory
info screenshot Take screenshot memory
info sniff_audio Record Audio memory
info spreading_file Malware can spread east-west file memory
info spreading_share Malware can spread east-west using share drive memory
info Str_Win32_Wininet_Library Match Windows Inet API library declaration memory
info Str_Win32_Winsock2_Library Match Winsock 2 API library declaration memory
info win_files_operation Affect private profile binaries (upload)
info win_files_operation Affect private profile memory
info win_mutex Create or check mutex memory
info win_private_profile Affect private profile memory
info win_registry Affect system registries memory
info win_token Affect system token memory

Network (4cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://ydq.uhuua.ru/SystemNetTransmitFileBuffersZ
whois
RU JSC RTComm.RU 81.177.139.41 clean
faryna.xyz
whois
Unknown clean
ydq.uhuua.ru
whois
RU JSC RTComm.RU 81.177.139.41 clean
81.177.139.41
whois
RU JSC RTComm.RU 81.177.139.41 malware

Suricata ids

SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x41b000 RaiseException
 0x41b004 GetLastError
 0x41b008 MultiByteToWideChar
 0x41b00c lstrlenA
 0x41b010 InterlockedDecrement
 0x41b014 GetProcAddress
 0x41b018 LoadLibraryA
 0x41b01c FreeResource
 0x41b020 SizeofResource
 0x41b024 LockResource
 0x41b028 LoadResource
 0x41b02c FindResourceA
 0x41b030 GetModuleHandleA
 0x41b034 Module32Next
 0x41b038 CloseHandle
 0x41b03c Module32First
 0x41b040 CreateToolhelp32Snapshot
 0x41b044 GetCurrentProcessId
 0x41b048 SetEndOfFile
 0x41b04c GetStringTypeW
 0x41b050 GetStringTypeA
 0x41b054 LCMapStringW
 0x41b058 LCMapStringA
 0x41b05c GetLocaleInfoA
 0x41b060 HeapFree
 0x41b064 GetProcessHeap
 0x41b068 HeapAlloc
 0x41b06c GetCommandLineA
 0x41b070 HeapCreate
 0x41b074 VirtualFree
 0x41b078 DeleteCriticalSection
 0x41b07c LeaveCriticalSection
 0x41b080 EnterCriticalSection
 0x41b084 VirtualAlloc
 0x41b088 HeapReAlloc
 0x41b08c HeapSize
 0x41b090 TerminateProcess
 0x41b094 GetCurrentProcess
 0x41b098 UnhandledExceptionFilter
 0x41b09c SetUnhandledExceptionFilter
 0x41b0a0 IsDebuggerPresent
 0x41b0a4 GetModuleHandleW
 0x41b0a8 Sleep
 0x41b0ac ExitProcess
 0x41b0b0 WriteFile
 0x41b0b4 GetStdHandle
 0x41b0b8 GetModuleFileNameA
 0x41b0bc WideCharToMultiByte
 0x41b0c0 GetConsoleCP
 0x41b0c4 GetConsoleMode
 0x41b0c8 ReadFile
 0x41b0cc TlsGetValue
 0x41b0d0 TlsAlloc
 0x41b0d4 TlsSetValue
 0x41b0d8 TlsFree
 0x41b0dc InterlockedIncrement
 0x41b0e0 SetLastError
 0x41b0e4 GetCurrentThreadId
 0x41b0e8 FlushFileBuffers
 0x41b0ec SetFilePointer
 0x41b0f0 SetHandleCount
 0x41b0f4 GetFileType
 0x41b0f8 GetStartupInfoA
 0x41b0fc RtlUnwind
 0x41b100 FreeEnvironmentStringsA
 0x41b104 GetEnvironmentStrings
 0x41b108 FreeEnvironmentStringsW
 0x41b10c GetEnvironmentStringsW
 0x41b110 QueryPerformanceCounter
 0x41b114 GetTickCount
 0x41b118 GetSystemTimeAsFileTime
 0x41b11c InitializeCriticalSectionAndSpinCount
 0x41b120 GetCPInfo
 0x41b124 GetACP
 0x41b128 GetOEMCP
 0x41b12c IsValidCodePage
 0x41b130 CompareStringA
 0x41b134 CompareStringW
 0x41b138 SetEnvironmentVariableA
 0x41b13c WriteConsoleA
 0x41b140 GetConsoleOutputCP
 0x41b144 WriteConsoleW
 0x41b148 SetStdHandle
 0x41b14c CreateFileA
ole32.dll
 0x41b17c OleInitialize
OLEAUT32.dll
 0x41b154 SafeArrayCreate
 0x41b158 SafeArrayAccessData
 0x41b15c SafeArrayUnaccessData
 0x41b160 SafeArrayDestroy
 0x41b164 SafeArrayCreateVector
 0x41b168 VariantClear
 0x41b16c VariantInit
 0x41b170 SysFreeString
 0x41b174 SysAllocString

EAT(Export Address Table) is none


Similarity measure (PE file only) - Checking for service failure