Report - audio.exe

AsyncRAT backdoor PWS .NET framework Generic Malware PE File .NET EXE PE32
ScreenShot
Created 2021.06.23 16:34 Machine s1_win7_x6402
Filename audio.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
5
Behavior Score
3.4
ZERO API file : clean
VT API (file) 52 detected (malicious, high confidence, DownLoader27, PasswordStealerA, MsilFC, S19436557, FCOI, Unsafe, Quasar, ZemsilF, vm0@aCrIxak, Mintluks, Eldorado, Attribute, HighConfidence, foww, mCnJ, XRat, CLASSIC, TSPY, TINCLEX, A + Troj, Subti, Static AI, Malicious PE, ajfvk, AGEN, ai score=81, score, Pgmt, susgen, confidence, 100%)
md5 b6ab9db1c2c1e606268a6f613cfcdf3d
sha256 f4070df8414261f9d218626189c7d3c303457fc6ea442ea413a42131f57cca21
ssdeep 6144:fvqQ4i1FFiEKKWDTzfkNqbCXlhN14KfrBF9dlldKePawhX:HplinTzMNLXlhL1F9/ltawhX
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (7cnts)

Level Description
danger File has been identified by 52 AntiVirus engines on VirusTotal as malicious
watch Communicates with host for which no DNS query was performed
notice Connects to a Dynamic DNS Domain
notice Looks up the external IP address
notice Performs some HTTP requests
info Command line console output was observed
info Queries for the computername

Rules (6cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware 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 (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://ip-api.com/json/ US TUT-AS 208.95.112.1 clean
microsoftupdate001.duckdns.org BR AMAZON-02 54.233.121.202 clean
ip-api.com US TUT-AS 208.95.112.1 clean
208.95.112.1 US TUT-AS 208.95.112.1 clean
54.233.121.202 BR AMAZON-02 54.233.121.202 clean

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