Report - sosi_biby.exe

njRAT backdoor Generic Malware PE File .NET EXE PE32
ScreenShot
Created 2024.10.17 14:47 Machine s1_win7_x6401
Filename sosi_biby.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
11
Behavior Score
3.0
ZERO API file : mailcious
VT API (file) 65 detected (AIDetectMalware, Bladabindi, njRAT, Unsafe, Krypt, Save, malicious, confidence, 100%, DownLoader21, BPQW, Ratenjay, gen3, Windows, Autoruner2, ebrjyu, CLASSIC, ATRAPS, DownLoader20, BLADABI, Real Protect, high, score, Bbindi, Static AI, Malicious PE, Autoit, Detected, CP@4pqytu, RDSA, Eldorado, Korat, R207428, FIGN, GdSda, AvsMofer, susgen, RansomWare)
md5 e11aa2c789dfd4b10e77090c4c3e448f
sha256 61f6d97939e73cf2a5c172bd2a19ae50e5b4c76fb5426cb30d062e1a0bc5071d
ssdeep 384:fW/gUiDrblmJEpRGyEfdDPTuWCYqAlLrAF+rMRTyN/0L+EcoinblneHQM3epzX9J:e/yHpR9EfdDCWClAprM+rMRa8Nu/vzt
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (3cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
danger File has been identified by 65 AntiVirus engines on VirusTotal as malicious
info Command line console output was observed

Rules (5cnts)

Level Name Description Collection
danger Win_Backdoor_njRAT_Zero Win Backdoor njRAT binaries (upload)
warning Generic_Malware_Zero Generic Malware 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)

Network (3cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
6.tcp.eu.ngrok.io Unknown 3.69.115.178 mailcious
3.69.157.220 Unknown 3.69.157.220 mailcious
3.68.171.119 Unknown 3.68.171.119 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