General

  • Target

    file.exe

  • Size

    1.1MB

  • Sample

    231010-ek72hsaf8w

  • MD5

    ceecc900fab53e5f210380ff9b98f370

  • SHA1

    012f8e6e8f9ae8720996eb7f8f90fa3e4d92e069

  • SHA256

    e239a04892f08d2c951ba951ad2007f1852dec703eaaef0c54322f5eb6c61c9f

  • SHA512

    e6643db5827ef59a8d4967947194e0a98a4879cd42e6d8c6832a30f5e129784420c543fdf293632b4063ba1749203bc213a05b7ba8e47a77e39de286619f1eef

  • SSDEEP

    24576:ly10Q7WtZHIlrkONDF4ZxD0Kh6099dreKnQoqwl8iex/98cMtmWn:AzWLc16ZxzdrTTqKG8KW

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

redline

Botnet

6012068394_99

C2

https://pastebin.com/raw/8baCJyMF

Targets

    • Target

      file.exe

    • Size

      1.1MB

    • MD5

      ceecc900fab53e5f210380ff9b98f370

    • SHA1

      012f8e6e8f9ae8720996eb7f8f90fa3e4d92e069

    • SHA256

      e239a04892f08d2c951ba951ad2007f1852dec703eaaef0c54322f5eb6c61c9f

    • SHA512

      e6643db5827ef59a8d4967947194e0a98a4879cd42e6d8c6832a30f5e129784420c543fdf293632b4063ba1749203bc213a05b7ba8e47a77e39de286619f1eef

    • SSDEEP

      24576:ly10Q7WtZHIlrkONDF4ZxD0Kh6099dreKnQoqwl8iex/98cMtmWn:AzWLc16ZxzdrTTqKG8KW

    • 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

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • 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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks