Report - readerupdate2.exe

Generic Malware Malicious Library UPX Malicious Packer PE File .NET EXE PE32 ZIP Format DLL OS Processor Check
ScreenShot
Created 2025.03.14 11:07 Machine s1_win7_x6401
Filename readerupdate2.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
3.2
ZERO API file : malware
VT API (file) 49 detected (AIDetectMalware, Lumma, Trojanpws, GenericKD, Unsafe, Save, malicious, confidence, 100%, high confidence, BotX, CLOUD, Real Protect, moderate, score, Static AI, Malicious PE, Detected, Wacatac, Eldorado, Artemis, Chgt, PE04C9V, QQPass, QQRob, Uimw, susgen, PossibleThreat)
md5 19d57e03e2f9d5da05a8f6edd5eb1e95
sha256 ad6e391c61100fb92f8ad56d95d84b4cd6f08f0a258d0ff7977ae0a73e8e1eaf
ssdeep 24576:OqAEKzzJuGKGkpYrsPEvH1AXCL4ZS/l9y5AYQgVi:r7KJuGjJPlIuYQ
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (7cnts)

Level Description
danger File has been identified by 49 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 a binary and executes it
notice Drops an executable to the user AppData folder
info Checks amount of memory in system
info Checks if process is being debugged by a debugger

Rules (12cnts)

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)
info zip_file_format ZIP file format binaries (download)

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