General

  • Target

    take3.exe

  • Size

    14.3MB

  • Sample

    241128-b8cczazmcy

  • MD5

    84c0ea78eb89b7abee5e03ae8ee708e4

  • SHA1

    91339bd35bd8f01868b8ff39d57b2f07fb050a0b

  • SHA256

    9f9cfe42a0768cc02609fcabf58b8ccce826d5d768e8c6d3a6728f543c4eac53

  • SHA512

    ca66588967874065481bbe80c262c55b3c831e3c95a1fb8830581765cc3dbeaa9d5608823aee899de316be9323a986e6866d399f9950af22e37efb527476436f

  • SSDEEP

    393216:KOWd863huc1dQJlAwF3MnG3InVFedWm7NS/xHWgnHz:b893hr1dQ53MG4VAHsT

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://176.113.115.178/FF/2.png

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://176.113.115.178/FF/3.png

Extracted

Language
hta
Source
URLs
hta.dropper

http://176.113.115.178/Windows-Update

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://176.113.115.178/FF/1.png

Extracted

Family

lokibot

C2

http://frojbdawmiojfg.sytes.net:4410/fujfygidj/five/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Extracted

Family

xworm

Version

5.0

C2

154.197.69.165:7000

Mutex

wPxAiY3vITAPeZGc

Attributes
  • Install_directory

    %AppData%

  • install_file

    System.exe

aes.plain

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

metasploit_stager

C2

144.34.162.13:3333

Targets

    • Target

      take3.exe

    • Size

      14.3MB

    • MD5

      84c0ea78eb89b7abee5e03ae8ee708e4

    • SHA1

      91339bd35bd8f01868b8ff39d57b2f07fb050a0b

    • SHA256

      9f9cfe42a0768cc02609fcabf58b8ccce826d5d768e8c6d3a6728f543c4eac53

    • SHA512

      ca66588967874065481bbe80c262c55b3c831e3c95a1fb8830581765cc3dbeaa9d5608823aee899de316be9323a986e6866d399f9950af22e37efb527476436f

    • SSDEEP

      393216:KOWd863huc1dQJlAwF3MnG3InVFedWm7NS/xHWgnHz:b893hr1dQ53MG4VAHsT

    • Ammyy Admin

      Remote admin tool with various capabilities.

    • AmmyyAdmin payload

    • Ammyyadmin family

    • Detect Xworm Payload

    • FlawedAmmyy RAT

      Remote-access trojan based on leaked code for the Ammyy remote admin software.

    • Flawedammyy family

    • Lokibot

      Lokibot is a Password and CryptoCoin Wallet Stealer.

    • Lokibot family

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • Njrat family

    • UAC bypass

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks