General

  • Target

    7b1f4d77a49f553382275a65dcb0154b4796b46314509a0893916cd567684e79N

  • Size

    1.8MB

  • Sample

    241022-fz44vazbma

  • MD5

    73d71ec379a8f5978f4d1eaee373e5b0

  • SHA1

    32c309bc28ecf5a1bbcdd8f68af4c7f2679cc90c

  • SHA256

    7b1f4d77a49f553382275a65dcb0154b4796b46314509a0893916cd567684e79

  • SHA512

    00829c741b1c8a14dfb3fd49b401924d9b907915c9be4576355c6f5ce895e6ee8a62fb1cb9b5f6626c17b09530a97ab3b5b9e82560b3f7d47f663b8ef3efc202

  • SSDEEP

    49152:4FCqIhjny2gD4deftUZzmPujFmGM0+OpNljjG:4FCqIRy7D3tEu83DF

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

lumma

C2

https://snailyeductyi.sbs

https://ferrycheatyk.sbs

https://deepymouthi.sbs

https://wrigglesight.sbs

https://captaitwik.sbs

https://sidercotay.sbs

https://heroicmint.sbs

https://monstourtu.sbs

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

89.105.223.196:29155

Extracted

Family

amadey

Version

4.41

Botnet

1176f2

C2

http://185.215.113.19

Attributes
  • install_dir

    417fd29867

  • install_file

    ednfoki.exe

  • strings_key

    183201dc3defc4394182b4bff63c4065

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family

cryptbot

Targets

    • Target

      7b1f4d77a49f553382275a65dcb0154b4796b46314509a0893916cd567684e79N

    • Size

      1.8MB

    • MD5

      73d71ec379a8f5978f4d1eaee373e5b0

    • SHA1

      32c309bc28ecf5a1bbcdd8f68af4c7f2679cc90c

    • SHA256

      7b1f4d77a49f553382275a65dcb0154b4796b46314509a0893916cd567684e79

    • SHA512

      00829c741b1c8a14dfb3fd49b401924d9b907915c9be4576355c6f5ce895e6ee8a62fb1cb9b5f6626c17b09530a97ab3b5b9e82560b3f7d47f663b8ef3efc202

    • SSDEEP

      49152:4FCqIhjny2gD4deftUZzmPujFmGM0+OpNljjG:4FCqIRy7D3tEu83DF

    • Amadey

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

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Lumma Stealer, LummaC

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

    • RedLine

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

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • 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 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 cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks