General

  • Target

    NEAS.fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416exe_JC.exe

  • Size

    1.1MB

  • Sample

    231008-vkrmjaee71

  • MD5

    716bea389faf08ea0668aae1382babdb

  • SHA1

    09deb87e7f393db696c81818be5a80d3bfe846e6

  • SHA256

    fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416

  • SHA512

    59841d0080f46df7c24b244024289fea4532b59f25fd515a82e7c4667acaf51e9a6de73344a9d6ea3d98f9236b302385dc5c6ca27898bb1e1de50ba48c09e23e

  • SSDEEP

    24576:6y7dqJghgaD9u6b5MBbQq9Y4VPU7wFp/usD9:B5q++u5MBbRnVP+KZ

Malware Config

Extracted

Family

redline

Botnet

magia

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

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

lutyr

C2

77.91.124.55:19071

Targets

    • Target

      NEAS.fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416exe_JC.exe

    • Size

      1.1MB

    • MD5

      716bea389faf08ea0668aae1382babdb

    • SHA1

      09deb87e7f393db696c81818be5a80d3bfe846e6

    • SHA256

      fcf244a20604eed1b9472af2c2437b836651f2465e626101754bb6ef0c5c8416

    • SHA512

      59841d0080f46df7c24b244024289fea4532b59f25fd515a82e7c4667acaf51e9a6de73344a9d6ea3d98f9236b302385dc5c6ca27898bb1e1de50ba48c09e23e

    • SSDEEP

      24576:6y7dqJghgaD9u6b5MBbQq9Y4VPU7wFp/usD9:B5q++u5MBbRnVP+KZ

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks