Report - MAEK.pif

RAT PWS .NET framework NPKI email stealer Hide_EXE Generic Malware UPX ASPack Malicious Packer Malicious Library Antivirus DNS Code injection KeyLogger Escalate priviledges Downloader persistence AntiDebug AntiVM PE File PE32 .NET EXE
ScreenShot
Created 2021.12.23 11:21 Machine s1_win7_x6403
Filename MAEK.pif
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
15.2
ZERO API file : malware
VT API (file) 17 detected (Artemis, Unsafe, malicious, confidence, 100%, ZemsilF, Bm1@aWifpzg, GenKryptik, FOZG, score, PolyRansom, FileRepMalware, Krypt, Sabsik, MCrypt, Static AI, Malicious PE, susgen)
md5 6d5f00a23f0fc84d7e44a9dbcd31e0b4
sha256 343547ccd4990682ba60ae259bf210c4a1078e3de6cee1fcfa48d345d83e23e5
ssdeep 6144:EiLj77i/Q7JjlL9Xiu5LRB+PbjHUZJKBeSSBjFQ1R/DYu4bmwadtIVy1:ECj7AQ7JxMyLyPvH5wljaMmwm++
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (36cnts)

Level Description
danger Executed a process and injected code into it
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to remove evidence of file being downloaded from the Internet
watch Code injection by writing an executable or DLL to the memory of another process
watch File has been identified by 17 AntiVirus engines on VirusTotal as malicious
watch Harvests credentials from local email clients
watch Installs itself for autorun at Windows startup
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
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice A process created a hidden window
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 Connects to a Dynamic DNS Domain
notice Creates a shortcut to an executable file
notice Creates a suspicious process
notice Creates executable files on the filesystem
notice Drops an executable to the user AppData folder
notice Executes one or more WMI queries
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 the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation
notice Steals private information from local Internet browsers
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Uses Windows utilities for basic Windows functionality
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 Command line console output was observed
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 (37cnts)

Level Name Description Collection
danger NPKI_Zero File included NPKI binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning hide_executable_file Hide executable file binaries (download)
warning hide_executable_file Hide executable file binaries (upload)
warning infoStealer_emailClients_Zero email clients info stealer memory
watch Antivirus Contains references to security software binaries (download)
watch ASPack_Zero ASPack packed file binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch Network_Downloader File Downloader memory
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Escalate_priviledges Escalate priviledges memory
notice KeyLogger Run a KeyLogger memory
notice Network_DNS Communications use DNS memory
notice Persistence Install itself for autorun at Windows startup memory
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 (download)
info Is_DotNET_EXE (no description) binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
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_hook Affect hook table memory
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (download)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (11cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://google.com/ US GOOGLE 142.250.207.14 clean
http://www.google.com/ US GOOGLE 142.250.199.100 clean
http://hata.co.za/FRE/JERENYAKIPONG.exe ZA Afrihost 154.0.162.214 malware
jerenyankipong.duckdns.org LS TELECOM-LESOTHO 129.232.17.6 mailcious
google.com US GOOGLE 142.250.207.14 clean
hata.co.za ZA Afrihost 154.0.162.214 malware
www.google.com US GOOGLE 142.250.199.100 clean
172.217.31.238 US GOOGLE 172.217.31.238 suspicious
172.217.27.36 US GOOGLE 172.217.27.36 clean
129.232.17.6 LS TELECOM-LESOTHO 129.232.17.6 mailcious
154.0.162.214 ZA Afrihost 154.0.162.214 malware

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