General

  • Target

    file

  • Size

    1.2MB

  • Sample

    231013-ergg5sfd77

  • MD5

    c12d133679d23b8140a252b1e7a808d2

  • SHA1

    5ea0e77daa476f58fc3a568112615fc6782758d3

  • SHA256

    2f831cc2089b767cfca2c178440b3080412146a7509b45c937654105d0043056

  • SHA512

    e25e92df78309fb1c348a9de5bbead54bf3828a9f5466d1e5751d4188c50624ece31b4c1e00c5df2a09a742466d5dd3ec8537c7c9674e20edb7952063c11cc25

  • SSDEEP

    24576:tyNwo5Daz1zj7bxni+qI6eLPc9ADDe6e0lPHuCiVyvjf+VsWydYDN3cc/:INw11Dbh9qIXQ9AHTekOs4fydYh33

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

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

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      file

    • Size

      1.2MB

    • MD5

      c12d133679d23b8140a252b1e7a808d2

    • SHA1

      5ea0e77daa476f58fc3a568112615fc6782758d3

    • SHA256

      2f831cc2089b767cfca2c178440b3080412146a7509b45c937654105d0043056

    • SHA512

      e25e92df78309fb1c348a9de5bbead54bf3828a9f5466d1e5751d4188c50624ece31b4c1e00c5df2a09a742466d5dd3ec8537c7c9674e20edb7952063c11cc25

    • SSDEEP

      24576:tyNwo5Daz1zj7bxni+qI6eLPc9ADDe6e0lPHuCiVyvjf+VsWydYDN3cc/:INw11Dbh9qIXQ9AHTekOs4fydYh33

    • 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.

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks