General

  • Target

    file

  • Size

    1.9MB

  • Sample

    231004-296ajsfe8x

  • MD5

    78912022405c234130d59a2a2bf201c1

  • SHA1

    f6f44deb484609c0200fecea7fa85d8ecaebfe4f

  • SHA256

    06fd87a10f4ca5c32efec1e7b89846b216627167e4d220ddce86eff943242d72

  • SHA512

    534e083f35bb8911a0b7ab2ae92972972fba2075fd9923f178cb32d6d9bfe13e1097b6c54e3f3730199b127b75bdf14f40fdbfc984bd977c5a585749cdaba7b3

  • SSDEEP

    49152:fUdYpcbEhAg5PdOVD1bkqTV+lJVrvGVwfsPc3BgkYqykh:CYpcbE/SXbDiv3fNBg5qya

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

gigant

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      file

    • Size

      1.9MB

    • MD5

      78912022405c234130d59a2a2bf201c1

    • SHA1

      f6f44deb484609c0200fecea7fa85d8ecaebfe4f

    • SHA256

      06fd87a10f4ca5c32efec1e7b89846b216627167e4d220ddce86eff943242d72

    • SHA512

      534e083f35bb8911a0b7ab2ae92972972fba2075fd9923f178cb32d6d9bfe13e1097b6c54e3f3730199b127b75bdf14f40fdbfc984bd977c5a585749cdaba7b3

    • SSDEEP

      49152:fUdYpcbEhAg5PdOVD1bkqTV+lJVrvGVwfsPc3BgkYqykh:CYpcbE/SXbDiv3fNBg5qya

    • 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.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks