Report - 121Oyzuedk.exe

AgentTesla RAT PWS .NET framework Formbook browser info stealer BitCoin Generic Malware Google Chrome User Data TEST UPX Malicious Packer Create Service DGA Socket DNS Internet API Code injection Sniff Audio HTTP KeyLogger FTP Escalate priviledges Downloa
ScreenShot
Created 2022.01.24 09:50 Machine s1_win7_x6401
Filename 121Oyzuedk.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
16.8
ZERO API file : malware
VT API (file) 34 detected (malicious, high confidence, Strictor, Artemis, Unsafe, confidence, 100%, Faker, Eldorado, gen7, Agensla, DropperX, DownloaderNET, Static AI, Malicious PE, AGEN, Sabsik, score, MSILKrypt, R466822, ZemsilF, km0@aCZPdlf, ai score=83, susgen)
md5 dce983778e604b799e0470fd69e833f2
sha256 2d40f472fa610ec9068b1bb4d057ca2293e2389fe7915acd2237b6df85e9b6b3
ssdeep 768:xTa3zG/zbQAaYPtSHPWcmhVm13jPJXtO5k4ZaDBo+CO8nYjj0/:xTsC/zbX5k4ZaDBo+CO8nWj0/
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (35cnts)

Level Description
danger The process wscript.exe wrote an executable file to disk which it then attempted to execute
danger Executed a process and injected code into it
danger File has been identified by 34 AntiVirus engines on VirusTotal as malicious
warning Generates some ICMP traffic
watch Allocates execute permission to another process indicative of possible code injection
watch Found URLs in memory pointing to an IP address rather than a domain (potentially indicative of Command & Control traffic)
watch Installs itself for autorun at Windows startup
watch One or more non-whitelisted processes were created
watch One or more of the buffers contains an embedded PE file
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 A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice An application raised an exception which may be indicative of an exploit crash
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates (office) documents on the filesystem
notice Creates a suspicious process
notice Creates executable files on the filesystem
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
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 Steals private information from local Internet browsers
notice Uses Windows utilities for basic Windows functionality
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 Command line console output was observed
info One or more processes crashed
info Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (53cnts)

Level Name Description Collection
danger Win_Trojan_Formbook_Zero Used Formbook binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning infoStealer_browser_Zero browser info stealer memory
watch Chrome_User_Data_Check_Zero Google Chrome User Data Check memory
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch Network_Downloader File Downloader memory
watch UPX_Zero UPX packed file binaries (download)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
notice BitCoin Perform crypto currency mining memory
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice KeyLogger Run a KeyLogger memory
notice local_credential_Steal Steal credential memory
notice Network_DGA Communication using DGA memory
notice Network_DNS Communications use DNS memory
notice Network_FTP Communications over FTP memory
notice Network_HTTP Communications over HTTP memory
notice Network_P2P_Win Communications over P2P network memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice PDF_Format_Z PDF Format binaries (download)
notice Persistence Install itself for autorun at Windows startup memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
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 Is_DotNET_EXE (no description) binaries (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Virtual_currency_Zero Virtual currency memory
info vmdetect Possibly employs anti-virtualization techniques memory
info win_hook Affect hook table memory
info TESTYARA (no description) binaries (download)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)
info Win_Trojan_agentTesla_Zero Win.Trojan.agentTesla memory

Network (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://trietlongvinhvien.info//.tmb/ID4/121Oyzuedk.bin VN GMO-Z.com Runsystem Joint Stock Company 150.95.104.46 clean
google.com US GOOGLE 216.58.220.110 clean
trietlongvinhvien.info VN GMO-Z.com Runsystem Joint Stock Company 150.95.104.46 malware
150.95.104.46 VN GMO-Z.com Runsystem Joint Stock Company 150.95.104.46 malware
172.217.31.14 US GOOGLE 172.217.31.14 clean

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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