General

  • Target

    7ac40521a2a79b354db1edf99cc528b7db47161c30533bf421c709cd2c31cb14

  • Size

    1.6MB

  • Sample

    240515-hr38paea31

  • MD5

    312b71d8602f8422ba9eb3cb1895c084

  • SHA1

    0d19e38c4610f9857bba6ed95abc11b13b989099

  • SHA256

    7ac40521a2a79b354db1edf99cc528b7db47161c30533bf421c709cd2c31cb14

  • SHA512

    1504ddcebda7fd2fa43ec800f293048737dff836db77878bfd1ca2cd8cc72531d542a3234f0910de0cf188a0cf49f4606f9b2c734a6958c39247d6dbd73c1128

  • SSDEEP

    24576:24wCVF1fNGdMhKnb0u8fnQTacHoqCUI0CQGeKXNxO6vdDLhrgYq3TwSJbJnKuCXb:eyT40hQecIvwrl2CMdd6ZNnyXze/sku

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://5.42.96.141

http://5.42.96.7

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain
rc4.plain

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Extracted

Family

redline

Botnet

1

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://49.13.229.86

Attributes
  • url_path

    /c73eed764cc59dcb.php

Extracted

Family

asyncrat

Version

| Controller

Botnet

Default

C2

45.138.16.138:4449

Mutex

mgyldyxvauzbuocyl

Attributes
  • delay

    1

  • install

    true

  • install_file

    windows.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

lumma

C2

https://zippyfinickysofwps.shop/api

https://acceptabledcooeprs.shop/api

https://obsceneclassyjuwks.shop/api

https://miniaturefinerninewjs.shop/api

https://plaintediousidowsko.shop/api

https://sweetsquarediaslw.shop/api

https://holicisticscrarws.shop/api

https://boredimperissvieos.shop/api

https://smallelementyjdui.shop/api

https://sofaprivateawarderysj.shop/api

https://lineagelasserytailsd.shop/api

https://tendencyportionjsuk.shop/api

https://headraisepresidensu.shop/api

https://appetitesallooonsj.shop/api

https://minorittyeffeoos.shop/api

https://prideconstituiiosjk.shop/api

Targets

    • Target

      7ac40521a2a79b354db1edf99cc528b7db47161c30533bf421c709cd2c31cb14

    • Size

      1.6MB

    • MD5

      312b71d8602f8422ba9eb3cb1895c084

    • SHA1

      0d19e38c4610f9857bba6ed95abc11b13b989099

    • SHA256

      7ac40521a2a79b354db1edf99cc528b7db47161c30533bf421c709cd2c31cb14

    • SHA512

      1504ddcebda7fd2fa43ec800f293048737dff836db77878bfd1ca2cd8cc72531d542a3234f0910de0cf188a0cf49f4606f9b2c734a6958c39247d6dbd73c1128

    • SSDEEP

      24576:24wCVF1fNGdMhKnb0u8fnQTacHoqCUI0CQGeKXNxO6vdDLhrgYq3TwSJbJnKuCXb:eyT40hQecIvwrl2CMdd6ZNnyXze/sku

    • Amadey

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

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect ZGRat V1

    • Lumma Stealer

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

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • UAC bypass

    • Windows security bypass

    • XMRig Miner payload

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • xmrig

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

    • Async RAT payload

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Windows security modification

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks