Report - espI.exe

RAT UPX Malicious Library Malicious Packer OS Processor Check .NET EXE PE32 PE File
ScreenShot
Created 2023.03.07 16:41 Machine s1_win7_x6401
Filename espI.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
2.8
ZERO API file : malware
VT API (file) 40 detected (AIDetectNet, malicious, high confidence, score, Basic, unsafe, Save, Attribute, HighConfidence, DCRat, DropperX, Dkjl, AGEN, DarkCrystal, moderate, ftzf, Encoded, Wacatac, Artemis, ai score=81, dGZlOg17w21gZmgvxA, Static AI, Malicious PE, ZemsilF, Bn0@aWyL2vhi)
md5 db1128cf32902770d5b0075772bfc0b9
sha256 6ce245fd3d94b9991859e083846e494e52db165058269fea683dddfe0a07b245
ssdeep 24576:wvWLTX42csMDyYfdJ0EkFXwP9h9ujRGb3o0j/Le3jverNrHoV:/Dvy2EE8ujRGpTeTANk
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (7cnts)

Level Description
danger File has been identified by 40 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
notice Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Collects information to fingerprint the system (MachineGuid
info Queries for the computername

Rules (8cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch UPX_Zero UPX packed file 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)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT 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