Report - cleanse.exe

Generic Malware Antivirus Malicious Library UPX Anti_VM PE File PE32 .NET EXE OS Processor Check ZIP Format BMP Format CHM Format DLL MSOffice File JPEG Format Word 2007 file format(docx)
ScreenShot
Created 2023.10.11 18:38 Machine s1_win7_x6403
Filename cleanse.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
8
Behavior Score
3.0
ZERO API file : malware
VT API (file) 15 detected (unsafe, malicious, confidence, 100%, ZemsilCO, am0@amK9PBh, moderate confidence, score, Static AI, Malicious PE, Detected, MSIL@AI, MSIL2, Uvo0h++HzDxsveFpw78VEg)
md5 0e85f5058fa30907be18273932a6f917
sha256 fe086a9260e0a437b040caa7e074fa610a428af9624cd5f68d02571ffc2009e4
ssdeep 192:KkS+M/nAPyass198Wxo0h/eBozq5vPVGN8:KH+QAPya119zdFwoe5vPk
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (7cnts)

Level Description
watch Attempts to identify installed AV products by installation directory
watch Deletes a large number of files from the system indicative of ransomware
watch File has been identified by 15 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
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 (20cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Antivirus Contains references to security software binaries (download)
watch Antivirus Contains references to security software binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch UPX_Zero UPX packed file binaries (download)
notice anti_vm_detect Possibly employs anti-virtualization techniques binaries (download)
info bmp_file_format bmp file format binaries (download)
info chm_file_format chm file format binaries (download)
info docx Word 2007 file format detection binaries (download)
info Is_DotNET_EXE (no description) 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 JPEG_Format_Zero JPEG Format binaries (download)
info Microsoft_Office_File_Zero Microsoft Office File binaries (download)
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