Report - ok.exe

Malicious Packer UPX PE File PE64
ScreenShot
Created 2024.07.03 18:41 Machine s1_win7_x6401
Filename ok.exe
Type PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows
AI Score Not founds Behavior Score
4.2
ZERO API file : clean
VT API (file) 38 detected (AIDetectMalware, Sliver, Malicious, score, Unsafe, Dump, Marte, HackTool, Implant, 64bit, uwccg, Attribute, HighConfidence, a variant of WinGo, MalwareX, MalGO, CLASSIC, Tool, SBeacon, SILVER, SMYXCFWAZ, WinGo, Shellcoderunner, Detected, AGEN, ai score=80, SuspGolang, R598949, Fwnw, Static AI, Malicious PE, susgen, confidence, 100%)
md5 2a5bdb0a785762ab4982d360bd4c37e5
sha256 ee49efe382aed3b7137265e3cb8ad53e30d38765b686a7f235ade461f726a162
ssdeep 98304:em53m3zrVW4COL2A0m1eSsE9PIWtdFTeE8QcEEUOwi9M9W+EZIPI:7Jm3zr86zF1eSTZDtdFF5c9UxK
imphash f0ea7b7844bbc5bfa9bb32efdcea957c
impfuzzy 24:UbVjh9wO+VuT2oLtXOr6kwmDruMztxdEr6tP:GwO+VAXOmGx0oP
  Network IP location

Signature (6cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
danger File has been identified by 38 AntiVirus engines on VirusTotal as malicious
watch Communicates with host for which no DNS query was performed
watch Detects the presence of Wine emulator
info Checks if process is being debugged by a debugger
info The executable contains unknown PE section names indicative of a packer (could be a false positive)

Rules (4cnts)

Level Name Description Collection
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE64 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (1cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
185.208.158.176 US Simple Carrier LLC 185.208.158.176 malware

Suricata ids

PE API

IAT(Import Address Table) Library

kernel32.dll
 0x12d9040 WriteFile
 0x12d9048 WriteConsoleW
 0x12d9050 WaitForMultipleObjects
 0x12d9058 WaitForSingleObject
 0x12d9060 VirtualQuery
 0x12d9068 VirtualFree
 0x12d9070 VirtualAlloc
 0x12d9078 TlsAlloc
 0x12d9080 SwitchToThread
 0x12d9088 SuspendThread
 0x12d9090 SetWaitableTimer
 0x12d9098 SetUnhandledExceptionFilter
 0x12d90a0 SetProcessPriorityBoost
 0x12d90a8 SetEvent
 0x12d90b0 SetErrorMode
 0x12d90b8 SetConsoleCtrlHandler
 0x12d90c0 ResumeThread
 0x12d90c8 PostQueuedCompletionStatus
 0x12d90d0 LoadLibraryA
 0x12d90d8 LoadLibraryW
 0x12d90e0 SetThreadContext
 0x12d90e8 GetThreadContext
 0x12d90f0 GetSystemInfo
 0x12d90f8 GetSystemDirectoryA
 0x12d9100 GetStdHandle
 0x12d9108 GetQueuedCompletionStatusEx
 0x12d9110 GetProcessAffinityMask
 0x12d9118 GetProcAddress
 0x12d9120 GetEnvironmentStringsW
 0x12d9128 GetConsoleMode
 0x12d9130 FreeEnvironmentStringsW
 0x12d9138 ExitProcess
 0x12d9140 DuplicateHandle
 0x12d9148 CreateWaitableTimerExW
 0x12d9150 CreateThread
 0x12d9158 CreateIoCompletionPort
 0x12d9160 CreateFileA
 0x12d9168 CreateEventA
 0x12d9170 CloseHandle
 0x12d9178 AddVectoredExceptionHandler

EAT(Export Address Table) is none



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