Report - dnlib.exe

Generic Malware Malicious Library UPX PE File .NET EXE PE32 OS Processor Check
ScreenShot
Created 2024.11.11 10:15 Machine s1_win7_x6403
Filename dnlib.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
8.2
ZERO API
VT API (file) 55 detected (AIDetectMalware, Artemis, Zusy, Unsafe, malicious, confidence, 100%, Attribute, HighConfidence, MalwareX, Msilzilla, Leonem, ktfqzp, CLOUD, yhjgt, Siggen29, Real Protect, Static AI, Malicious PE, Detected, GrayWare, Wacatac, Malware@#2x5d4px7pwkhk, ABTrojan, FCHM, TScope, Chgt, Gencirc, 8viwVk6IZ5k, susgen)
md5 7b429fa791c946c645975b58cd0570dc
sha256 ef24f34bd1bd9b772b42a458b11ab579ed8a51bce196ca00e1781c4b07bfc58f
ssdeep 1536:YIAZRAg70PNwqtL9xWsx0q0zLoK5bXz66CXvNkFYy7vNt0j2307X8EHF5:/AZRAgCwqJH0XzLV5bXu6HyybNt0je0F
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (19cnts)

Level Description
danger File has been identified by 55 AntiVirus engines on VirusTotal as malicious
watch Attempts to modify Explorer settings to prevent file extensions from being displayed
watch Attempts to modify Explorer settings to prevent hidden files from being displayed
watch Installs itself for autorun at Windows startup
watch Operates on local firewall's policies and settings
notice A process created a hidden window
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 Connects to a Dynamic DNS Domain
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 Uses Windows utilities for basic Windows functionality
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 Queries for the computername

Rules (14cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
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 OS_Processor_Check_Zero OS Processor Check binaries (download)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
fdute32sdajfsda.hopto.org Unknown 0.0.0.0
dtte48ksk8ds5.hopto.org Unknown 194.58.33.172
udtte45k8ds5.hopto.org Unknown
67b8nd9smfu0n8b7ds.hopto.org Unknown
8n7tgfdsn87dsfu9n.hopto.org Unknown

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