Report - VanillaStub.exe

RAT PWS .NET framework Generic Malware UPX Antivirus .NET EXE PE File PE32
ScreenShot
Created 2021.08.06 16:36 Machine s1_win7_x6403
Filename VanillaStub.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
4.8
ZERO API file : clean
VT API (file) 54 detected (Blocker, malicious, high confidence, DownLoader30, YakbeexMSIL, Unsafe, Save, Laqma, confidence, 100%, ZemsilF, hm0@a4uylvg, Eldorado, Attribute, HighConfidence, Razy, RATX, Lneo, R002C0DG521, GenericRXIF, Static AI, Malicious PE, lmst, AGEN, ASMalwS, score, R278710, ai score=83, TScope, PasswordStealer, VanillaRAT, CLASSIC, +UKaGwCk0FM, Quasar, susgen, HwMAX8AA)
md5 3e82d4b205d458e65db00eb0f4231546
sha256 92d129825bda8b18723026a90fcc19bed5614c7ba17b1a50e1ed91518fc93752
ssdeep 3072:tgZApdYrD28fbJB2yLtyT4bjjxK3QdjrxivW+DXnH4vymbc1g:t/pe1J04bXtrxivW+D34vC
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (7cnts)

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 54 AntiVirus engines on VirusTotal as malicious
watch A process attempted to delay the analysis task.
watch Looks for the Windows Idle Time to determine the uptime
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

Rules (8cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Antivirus Contains references to security software 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 (3cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
0.tcp.sa.ngrok.io BR AMAZON-02 18.228.115.60 clean
18.229.248.167 BR AMAZON-02 18.229.248.167 clean
18.228.115.60 BR AMAZON-02 18.228.115.60 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