General

  • Target

    JC_b5019c0273e01b49279aad834879eef43e73fd4b9187dc89ed0b07c88a8c9781

  • Size

    261KB

  • Sample

    230918-xcpt3sca3x

  • MD5

    cae37882ec22810e535b113d13d784d1

  • SHA1

    176b2c8188b71fa3c342358c20ba40b62fafb044

  • SHA256

    b5019c0273e01b49279aad834879eef43e73fd4b9187dc89ed0b07c88a8c9781

  • SHA512

    4d410f0bdc7e370b2bcb3357887e9c5caf36f9e65430ceb05eb8b414b9c9f0db3c608b7fda6b51263e32d20200ce89e7f941538cf82054a5898269d2a1f98569

  • SSDEEP

    6144:ufvJm09zORs+z/TMify9DAOZqQWUKGR/8/:uHw09CK5NiEF/8/

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

0305

C2

185.215.113.25:10195

Attributes
  • auth_value

    c86205ff1cc37b2da12f0190adfda52c

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

LegendaryInstalls_20230918

C2

62.72.23.19:80

Attributes
  • auth_value

    7e2e28855818d91285389c56372566f4

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      JC_b5019c0273e01b49279aad834879eef43e73fd4b9187dc89ed0b07c88a8c9781

    • Size

      261KB

    • MD5

      cae37882ec22810e535b113d13d784d1

    • SHA1

      176b2c8188b71fa3c342358c20ba40b62fafb044

    • SHA256

      b5019c0273e01b49279aad834879eef43e73fd4b9187dc89ed0b07c88a8c9781

    • SHA512

      4d410f0bdc7e370b2bcb3357887e9c5caf36f9e65430ceb05eb8b414b9c9f0db3c608b7fda6b51263e32d20200ce89e7f941538cf82054a5898269d2a1f98569

    • SSDEEP

      6144:ufvJm09zORs+z/TMify9DAOZqQWUKGR/8/:uHw09CK5NiEF/8/

    • DcRat

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

    • Detect Fabookie payload

    • Detected google phishing page

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks