General

  • Target

    df0002f4e0d0740f433a7bb2fbdf8f9c4e2af603b307cd8554d7b139708e3e7c.zip

  • Size

    1.5MB

  • Sample

    240402-l7kytseg58

  • MD5

    a71688663d700df3c9e25381ec53f64f

  • SHA1

    d2fddd60bf0aa3bfcb1c2c77b4d0a46b375f49d6

  • SHA256

    99bcbfd59993e42baeb2462fd07a2a9f32b3a354d1dab742c81c98c830bb7593

  • SHA512

    54bf9ae36dbab991c706a3955a98a7f3addd99716b5070890ee47ff4f056d8e632f9de30fd76edb800204a79df53577f7992da3237a6f7cf0a842da24e261291

  • SSDEEP

    24576:AqbMw88wClN8CpIY3JZ+7OfJgw5dzXWvzhgZuBGFRYTZVP0sCR9QgQr7Z9paambi:gwvmUIS+7U5dzXMhgzRYTjssO9QgQrdt

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

  • url_paths

    /theme/index.php

rc4.plain

Targets

    • Target

      df0002f4e0d0740f433a7bb2fbdf8f9c4e2af603b307cd8554d7b139708e3e7c.exe

    • Size

      1.5MB

    • MD5

      3b58f52654cf24ceac5a682fedf56ea6

    • SHA1

      4e012ff7eed34f394136e4490f7bc281613f84fd

    • SHA256

      df0002f4e0d0740f433a7bb2fbdf8f9c4e2af603b307cd8554d7b139708e3e7c

    • SHA512

      bbcf48c981fdc8b9019a8388ebc7179474ee9896003431f04f1d978078837a06c22335458a0fd782683afbfff4a06dffa17f09e71513fdaf34e0872597461f22

    • SSDEEP

      49152:CdCs0UvZJ3HkXkf+/1ZvY1qaKidaHjskUWQP7RQ:Vs0UvZJtf6qdaH5SP7

    • 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

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks