Report - rundll32.exe

PWS .NET framework RAT Generic Malware UPX PE File .NET EXE PE32
ScreenShot
Created 2021.08.05 09:49 Machine s1_win7_x6401
Filename rundll32.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
1.8
ZERO API file : malware
VT API (file) 22 detected (Unsafe, Save, Kryptik, malicious, confidence, ZemsilF, Hm0@aOrs2, Attribute, HighConfidence, ACFU, Noon, kcloud, Wacatac, FormBook, U3X6BB, score, Artemis, R06CH0DH421)
md5 234e96fd91a8c8ba1da7e94609bd6827
sha256 4236f52cf6fd6ea644ed667c05d524e7b60b4ce69767eb89b4c1113701ad5867
ssdeep 6144:AH/UUvCzTsvoVILmT/m62/q0amxZPEXgmPI5s8Dk5etRRkYVcacpy:qOzGoVIizNmxSXgmP8nDkqRRkYVC
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (5cnts)

Level Description
warning File has been identified by 22 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info This executable has a PDB path

Rules (7cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) 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