Report - nut.exe

Malicious Library .NET framework(MSIL) UPX PE File .NET EXE PE32 OS Processor Check
ScreenShot
Created 2024.08.04 13:52 Machine s1_win7_x6401
Filename nut.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
5
Behavior Score
2.0
ZERO API file : mailcious
VT API (file) 61 detected (AIDetectMalware, Quasar, Windows, Threat, TRFH927, PasswordStealerA, Unsafe, Save, malicious, Attribute, HighConfidence, GenericRXLX, kqmfvw, CLASSIC, AGEN, QuasarNET, R002C0DDI24, Outbreak, aogzw, Detected, ai score=87, atmn, Eldorado, QuasarRAT, R341693, ZemsilF, hp0@aC91p3d, Kmnw, Static AI, Malicious PE, susgen, confidence, 100%, server)
md5 232e7b89f4be6cbc0c706f8520b1c647
sha256 df1a4fc766fde3ad56195e192c5f0e33bd0ef088128cca6c95f10e3135669963
ssdeep 49152:vvjlL26AaNeWgPhlmVqvMQ7XSK1zbeLDBpXWoGdYTHHB72eh2NT:vvZL26AaNeWgPhlmVqkQ7XSK1Xeq
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (4cnts)

Level Description
danger File has been identified by 61 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
info Checks amount of memory in system
info Checks if process is being debugged by a debugger

Rules (7cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

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