Report - RuntimeBroker.exe

Malicious Library .NET framework(MSIL) UPX PE File .NET EXE PE32 OS Processor Check
ScreenShot
Created 2024.11.08 17:01 Machine s1_win7_x6401
Filename RuntimeBroker.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
5
Behavior Score
2.0
ZERO API file : clean
VT API (file) 57 detected (AIDetectMalware, Quasar, TRFH927, PasswordStealerA, Unsafe, malicious, confidence, 100%, Attribute, HighConfidence, Windows, Threat, ktgira, CLASSIC, AGEN, PackedNet, Static AI, Malicious PE, aogzw, Detected, Malware@#12frpokj4gh8f, atmn, Eldorado, QuasarRAT, R341693, GenericRXMC)
md5 b77d847b1d41cde07f81168c7addbb10
sha256 492a651e5ae2020b3b7fd51861adf68402089d050e083c3a9ef1a9866256000c
ssdeep 49152:nvelL26AaNeWgPhlmVqvMQ7XSKqaRJ61bR3LoGdEjTHHB72eh2NT:nvOL26AaNeWgPhlmVqkQ7XSKqaRJ6H
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (4cnts)

Level Description
danger File has been identified by 57 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