Report - build.exe

RedLine Infostealer RedLine stealer UPX .NET framework(MSIL) Confuser .NET PE File .NET EXE PE32 OS Processor Check
ScreenShot
Created 2023.09.11 09:47 Machine s1_win7_x6401
Filename build.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score Not founds Behavior Score
6.6
ZERO API file : mailcious
VT API (file) 36 detected (Malicious, score, GenericFC, S30669514, MSILZilla, unsafe, confidence, 100%, Eldorado, Attribute, HighConfidence, high confidence, RedLine, Trojanx, PWSX, RedLineNET, Reline, Detected, R593530, ai score=89, AgentTesla, susgen, ZemsilF, vm0@a8vh5Jj)
md5 8669fe397a7225ede807202f6a9d8390
sha256 1624a759791e49ce8f79dd249d3ac2aede589ffbe53db342e4c99e2fbbc1b90e
ssdeep 6144:slX0q8OZ4wd4VW7F8bXUw4qP++0bVfMU64N1alTi:TqaU4VW+wqG+0bVfMU6M
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (17cnts)

Level Description
danger File has been identified by 36 AntiVirus engines on VirusTotal as malicious
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Queries for potentially installed applications
notice Steals private information from local Internet browsers
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info One or more processes crashed
info Queries for the computername
info Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (9cnts)

Level Name Description Collection
danger MALWARE_Win_VT_RedLine Detects RedLine infostealer binaries (upload)
danger RedLine_Stealer_b_Zero RedLine stealer binaries (upload)
watch ConfuserEx_Zero Confuser .NET 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 OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (4cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://api.ip.sb/ip US CLOUDFLARENET 172.67.75.172 clean
api.ip.sb US CLOUDFLARENET 104.26.12.31 clean
172.67.75.172 US CLOUDFLARENET 172.67.75.172 mailcious
162.33.179.91 Unknown 162.33.179.91 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