General

  • Target

    2320a574556780b6f4376b358bfdce5af24c0bc58d7b4818af64851f6bdd9f4d

  • Size

    6.2MB

  • Sample

    250407-hbbthatry5

  • MD5

    205bcd39dbe0368fe176217105649965

  • SHA1

    5cf43aecd3061a98c678f3a964ed08185e60885c

  • SHA256

    2320a574556780b6f4376b358bfdce5af24c0bc58d7b4818af64851f6bdd9f4d

  • SHA512

    4d2fec414486d8feb5364606ae7c29a26868f15c37713bca3f79f555a95b7d7d8e40afe6d634a19d03a84f66dedfb8e66b26dac65c54ac0ba060a5def321208c

  • SSDEEP

    196608:NCD73hgOdLENCWYhqDv8utl1pinGjHpqEJ76gpH:NCP3XdLGCWYCBiGT4jM

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

lumma

C2

https://5pepperiop.digital/oage

https://jrxsafer.top/shpaoz

https://plantainklj.run/opafg

https://puerrogfh.live/iqwez

https://quavabvc.top/iuzhd

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://rambutanvcx.run/adioz

https://ywmedici.top/noagis

Targets

    • Target

      2320a574556780b6f4376b358bfdce5af24c0bc58d7b4818af64851f6bdd9f4d

    • Size

      6.2MB

    • MD5

      205bcd39dbe0368fe176217105649965

    • SHA1

      5cf43aecd3061a98c678f3a964ed08185e60885c

    • SHA256

      2320a574556780b6f4376b358bfdce5af24c0bc58d7b4818af64851f6bdd9f4d

    • SHA512

      4d2fec414486d8feb5364606ae7c29a26868f15c37713bca3f79f555a95b7d7d8e40afe6d634a19d03a84f66dedfb8e66b26dac65c54ac0ba060a5def321208c

    • SSDEEP

      196608:NCD73hgOdLENCWYhqDv8utl1pinGjHpqEJ76gpH:NCP3XdLGCWYCBiGT4jM

    • Amadey

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

    • Amadey family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

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

    • Downloads MZ/PE file

    • 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.

    • Checks computer location settings

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

    • 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 user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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 accounts

    • 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.

    • 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

    • Writes to the Master Boot Record (MBR)

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks