Report - frundll32.exe

RAT Generic Malware PE File .NET EXE PE32
ScreenShot
Created 2021.09.07 11:45 Machine s1_win7_x6401
Filename frundll32.exe
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
4
Behavior Score
3.8
ZERO API file : malware
VT API (file) 18 detected (malicious, high confidence, Unsafe, Save, confidence, ZemsilF, lm0@a0fsMsh, Eldorado, Noon, FileRepMalware, Artemis, Static AI, Malicious PE, susgen)
md5 0425240f08e4a9d06e77a32f3f3b4ab7
sha256 30480e2b5ff276078ce32aa318e29bbd6568b2347a2ebd2d80b835a3de9f273e
ssdeep 3072:3nD3yZmSsfeRi4mu82gznbKs7wWsrFvCXnonKB6q9zXh3msMJDI9Ezd:jywSsXCpA3mRt
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (10cnts)

Level Description
danger Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually)
watch File has been identified by 18 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
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
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 Queries for the computername
info This executable has a PDB path

Rules (5cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (2cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
a.uguu.se DE Hetzner Online GmbH 144.76.201.136 malware
144.76.201.136 DE Hetzner Online GmbH 144.76.201.136 malware

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