General

  • Target

    2b3d38d4156d45bd997548a7e71e71c9.exe

  • Size

    1.2MB

  • Sample

    231010-wsk1dsfd7z

  • MD5

    2b3d38d4156d45bd997548a7e71e71c9

  • SHA1

    bf9e6df5ce561b55607913afed473a7ca330bd82

  • SHA256

    e51e7bacb5a1faf905f2c8d594386a91eb98fa118bad56da3153c381f2c37897

  • SHA512

    ad12768a1fe1f4852671d7d5dfb41b49af2c9ab238839c7aebd21f673e55a3926e7f68a2b8a5ab3d1c4242118221dbc238da3bd42d31d37a5f23e54da690ea36

  • SSDEEP

    24576:gyKBsiIsOdpysJ3/NDpYoL4A3tJI6Ghwp9lJBaTUkHkh/ap0bDu:nuN4BJ3/NDd4AbnGupDJB1WkhD

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

redline

Botnet

lutyr

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      2b3d38d4156d45bd997548a7e71e71c9.exe

    • Size

      1.2MB

    • MD5

      2b3d38d4156d45bd997548a7e71e71c9

    • SHA1

      bf9e6df5ce561b55607913afed473a7ca330bd82

    • SHA256

      e51e7bacb5a1faf905f2c8d594386a91eb98fa118bad56da3153c381f2c37897

    • SHA512

      ad12768a1fe1f4852671d7d5dfb41b49af2c9ab238839c7aebd21f673e55a3926e7f68a2b8a5ab3d1c4242118221dbc238da3bd42d31d37a5f23e54da690ea36

    • SSDEEP

      24576:gyKBsiIsOdpysJ3/NDpYoL4A3tJI6Ghwp9lJBaTUkHkh/ap0bDu:nuN4BJ3/NDd4AbnGupDJB1WkhD

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks