General

  • Target

    file.exe

  • Size

    1.5MB

  • Sample

    231012-cvp8cacd55

  • MD5

    36fe87e17f698cee62cb37407e5599c3

  • SHA1

    32c76beb60b164ae4e3ad941fb69fa0cfc4501fc

  • SHA256

    cebb46df2451d64834e9c9a3e383bc2eeb2b0ac7aaecd44830133b0d5d2bc9c1

  • SHA512

    6198609939809780f95e3fc4749b2df305b2aa55d7c135957f569ad267177cdce185d70843a015beb77199265226b28ccf343c651ab788f0f7b13a77722632e4

  • SSDEEP

    24576:gydoOxEAJJOe+78yRiBg44XzCJ+rPyX+SAN1SWv/DoP7vihwM7FwT9qgefACy:npJo8GFjCJ+PyxA6RM7Fo9qgeYC

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

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

Targets

    • Target

      file.exe

    • Size

      1.5MB

    • MD5

      36fe87e17f698cee62cb37407e5599c3

    • SHA1

      32c76beb60b164ae4e3ad941fb69fa0cfc4501fc

    • SHA256

      cebb46df2451d64834e9c9a3e383bc2eeb2b0ac7aaecd44830133b0d5d2bc9c1

    • SHA512

      6198609939809780f95e3fc4749b2df305b2aa55d7c135957f569ad267177cdce185d70843a015beb77199265226b28ccf343c651ab788f0f7b13a77722632e4

    • SSDEEP

      24576:gydoOxEAJJOe+78yRiBg44XzCJ+rPyX+SAN1SWv/DoP7vihwM7FwT9qgefACy:npJo8GFjCJ+PyxA6RM7Fo9qgeYC

    • 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

    • 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