General

  • Target

    c0d54d85b76b2605a960a7ba3d91542534f2a07f20b17ac58d01e0dc910f28b0

  • Size

    1.9MB

  • Sample

    240324-tdll9sgc8y

  • MD5

    3ea6ee6a82cb6f39f487ea4c1e623aa2

  • SHA1

    1a9d7924ec93e0f9131284d4872c74596168c2cd

  • SHA256

    c0d54d85b76b2605a960a7ba3d91542534f2a07f20b17ac58d01e0dc910f28b0

  • SHA512

    064e02cbf4bce446f93a808f43b4d4fe721b9e609dcc8e72ced5aa1c908b94f30f967d830524646e4fd42238b98d96199e75cd076d2fdaf02d5096f5d3e9c76b

  • SSDEEP

    49152:OZ8D0Rgea+i1LzF6IrJaJG4NtwzwGAHJgEu4U:ZD08Jwt4dAHfn

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

lumma

C2

https://associationokeo.shop/api

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Targets

    • Target

      c0d54d85b76b2605a960a7ba3d91542534f2a07f20b17ac58d01e0dc910f28b0

    • Size

      1.9MB

    • MD5

      3ea6ee6a82cb6f39f487ea4c1e623aa2

    • SHA1

      1a9d7924ec93e0f9131284d4872c74596168c2cd

    • SHA256

      c0d54d85b76b2605a960a7ba3d91542534f2a07f20b17ac58d01e0dc910f28b0

    • SHA512

      064e02cbf4bce446f93a808f43b4d4fe721b9e609dcc8e72ced5aa1c908b94f30f967d830524646e4fd42238b98d96199e75cd076d2fdaf02d5096f5d3e9c76b

    • SSDEEP

      49152:OZ8D0Rgea+i1LzF6IrJaJG4NtwzwGAHJgEu4U:ZD08Jwt4dAHfn

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Glupteba

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

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • 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

    • Modifies file permissions

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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.

    • Manipulates WinMonFS driver.

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks