Report - 66cb3e08e7e87_install.exe#upus

Generic Malware Malicious Library Malicious Packer UPX PE File .NET EXE PE32 DLL OS Processor Check
ScreenShot
Created 2024.08.26 09:22 Machine s1_win7_x6401
Filename 66cb3e08e7e87_install.exe#upus
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
5
Behavior Score
3.0
ZERO API file : malware
VT API (file) 21 detected (AIDetectMalware, malicious, high confidence, Unsafe, Attribute, HighConfidence, PWSX, MSIL@AI, MSIL2, VmCc5TTt59riOfAKjS+weQ, moderate, score, Static AI, Malicious PE, Wacatac, ZemsilF, Nm0@aqq56ej, HeapOverride, confidence, 100%)
md5 7586d565812943ae038f1a3957e14a65
sha256 f976c7a1c21a08fefd4ada44c0398b78441fcaa910299ec40f3edab2daa49160
ssdeep 12288:NgyQfZVslJ+zHoqR6z5iraKsnZUtzG0KHdidzR06jC79uL8JHpU9sHg6slVxx8Sx:NgVfwNA6z5lKsZU
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (8cnts)

Level Description
warning File has been identified by 21 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice The binary likely contains encrypted or compressed data indicative of a packer
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info One or more processes crashed

Rules (11cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch UPX_Zero UPX packed file binaries (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
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