Report - 163.exe

RAT NPKI Generic Malware Malicious Packer VMProtect Malicious Library AntiDebug AntiVM PE File PE32 .NET EXE PE64
ScreenShot
Created 2021.10.28 11:35 Machine s1_win7_x6403
Filename 163.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
7
Behavior Score
13.4
ZERO API file : clean
VT API (file) 23 detected (Malicious, score, Save, confidence, Attribute, HighConfidence, GenKryptik, FMRS, FileRepMalware, Artemis, RedLine, Unsafe, YCLuocL77Wo, Static AI, Malicious PE, InvalidSig, ZemsilCO, lm2@auXOKQg)
md5 9a7146fc6a650f4e344aa8102c5986e2
sha256 7c790dc9174daf4135dcfdc30aad3ba8df18fc1cf4ce549c51501fa7eb7be38d
ssdeep 3072:KGfHI7+9KN8/qoQ1eUzFHiHAcw4yNxahqjMCBpD9CHJtjLSTJTAPK65zjs5S+:Xt908/qheU5HiPw4yNxaUjlxKJtjOVTr
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (30cnts)

Level Description
danger Executed a process and injected code into it
warning File has been identified by 23 AntiVirus engines on VirusTotal as malicious
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
watch Executes one or more WMI queries
watch Harvests credentials from local FTP client softwares
watch Manipulates memory of a non-child process indicative of process injection
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
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 Creates executable files on the filesystem
notice Drops a binary and executes it
notice Executes one or more WMI queries which can be used to identify virtual machines
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
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Collects information to fingerprint the system (MachineGuid
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 (19cnts)

Level Name Description Collection
danger NPKI_Zero File included NPKI binaries (upload)
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch VMProtect_Zero VMProtect packed file binaries (download)
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info IsPE64 (no description) binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (11cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://raw.githubusercontent.com/UnamSanctam/SilentETHMiner/master/SilentETHMiner/Resources/ethminer.zip US FASTLY 185.199.109.133 malware
https://cdn.discordapp.com/attachments/896828586240139287/901737781536108544/build.exe Unknown 162.159.135.233 clean
https://github.com/UnamSanctam/SilentETHMiner/raw/master/SilentETHMiner/Resources/ethminer.zip KR AMAZON-02 52.78.231.108 2610 mailcious
github.com KR AMAZON-02 15.164.81.167 mailcious
raw.githubusercontent.com US FASTLY 185.199.108.133 malware
sanctam.net Unknown mailcious
cdn.discordapp.com Unknown 162.159.135.233 malware
185.209.22.181 NL Zomro B.V. 185.209.22.181 clean
52.78.231.108 KR AMAZON-02 52.78.231.108 malware
162.159.135.233 Unknown 162.159.135.233 malware
185.199.109.133 US FASTLY 185.199.109.133 mailcious

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