Report - wlanext.exe

AgentTesla .NET framework(MSIL) KeyLogger AntiDebug AntiVM PE32 PE File .NET EXE
ScreenShot
Created 2023.11.28 09:25 Machine s1_win7_x6403
Filename wlanext.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
4
Behavior Score
11.6
ZERO API file : malware
VT API (file) 43 detected (AgentTesla, GenericKD, Artemis, Vllq, malicious, Attribute, HighConfidence, high confidence, MalwareX, Vimw, xurnc, moderate, score, Static AI, Malicious PE, ai score=86, GenKD, Detected, Kryptik, Eldorado, UXO15L, ZemsilF, Zm0@ayCPBYk, unsafe, MSIL@AI, MSIL2, 3DAVt07pKoD3wMlraVdtQQ, AKFJ, confidence, 100%)
md5 3713c253ab56bf85aaa806fc41cc6905
sha256 ae52ee94e65fb54e279703124ab5ee6191f655f61c5302c49e4cd862cfd1dc17
ssdeep 24576:GSqnsJhQ8AA6vkIx4W8AHPb41CEjSd8n:JqnsPx6vQA7USun
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (23cnts)

Level Description
danger File has been identified by 43 AntiVirus engines on VirusTotal as malicious
danger Executed a process and injected code into it
watch A process attempted to delay the analysis task.
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to remove evidence of file being downloaded from the Internet
watch Code injection by writing an executable or DLL to the memory of another process
watch Harvests credentials from local email clients
watch Harvests credentials from local FTP client softwares
watch Looks for the Windows Idle Time to determine the uptime
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 for the Locally Unique Identifier on the system for a suspicious privilege
notice One or more potentially interesting buffers were extracted
notice Steals private information from local Internet browsers
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 Queries for the computername
info Uses Windows APIs to generate a cryptographic key

Rules (15cnts)

Level Name Description Collection
danger Win_Trojan_AgentTesla_M_B_Zero Win Trojan AgentTesla memory
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
notice KeyLogger Run a KeyLogger memory
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (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 (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

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