General

  • Target
    jaffacakes118_2b35b12fd8b68b9696a882fc96866ad0d5dee78403a7dc0fc1a015b485ac9a8c.bin
  • Size 13.5MB
  • Sample260922-ma4v4sdf65
  • SHA256 2b35b12fd8b68b9696a882fc96866ad0d5dee78403a7dc0fc1a015b485ac9a8c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • up3

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-file-host6.com/

  • http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family
  • stealc

Botnet
  • de�ault

C2
  • http://5.42.65.39

Attributes
  • url_path

    /bed95ea4798a5204.php

rc4.plain

Extracted

Family
  • socks5systemz

C2
  • 51.159.66.125

  • 217.23.6.51

  • 151.80.38.159

  • 217.23.9.168

  • 37.187.122.227

  • http://datasheet.fun/manual/avon_3_2022.pdf?%.8x

Attributes
  • rc4_key

    heyfg645fdhwi

Targets

    • Target
      jaffacakes118_2b35b12fd8b68b9696a882fc96866ad0d5dee78403a7dc0fc1a015b485ac9a8c.bin
    • Size 13.5MB
    • SHA256 2b35b12fd8b68b9696a882fc96866ad0d5dee78403a7dc0fc1a015b485ac9a8c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Socks5Systemz Payload

    • Family: Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Family: SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Family: Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Family: Stealc

      Stealc is an infostealer written in C++.

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Glupteba payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Stops running service(s)

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks