General

  • Target

    9604546a51b8df2b46c1baa50df9d9fa7b8a5cd1a1d00ac4f4b7530a8220f704_JC.exe

  • Size

    1.1MB

  • Sample

    231010-wlw43shc53

  • MD5

    9480122a92ce58baddf4599dbbeddabe

  • SHA1

    f5bf704f960c425b6f6f09fe27c671c4abcc09bd

  • SHA256

    9604546a51b8df2b46c1baa50df9d9fa7b8a5cd1a1d00ac4f4b7530a8220f704

  • SHA512

    0210579a437ed6fcdfbb69ab0ff1c951d0189642c5362acf38d5bd396691eb4eae1f83fe32666dcb7bde4f4df8e495de80fb8698b1fccb6d220caa2dcf6219cb

  • SSDEEP

    24576:Tyqc7jkTZs7HxojstHfX5jc1O5fXNVZ6lUZ/Mc0buO3+q5QU:mrW4tHfX5jcc5fXZVRTi5uq

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

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

6012068394_99

C2

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

Targets

    • Target

      9604546a51b8df2b46c1baa50df9d9fa7b8a5cd1a1d00ac4f4b7530a8220f704_JC.exe

    • Size

      1.1MB

    • MD5

      9480122a92ce58baddf4599dbbeddabe

    • SHA1

      f5bf704f960c425b6f6f09fe27c671c4abcc09bd

    • SHA256

      9604546a51b8df2b46c1baa50df9d9fa7b8a5cd1a1d00ac4f4b7530a8220f704

    • SHA512

      0210579a437ed6fcdfbb69ab0ff1c951d0189642c5362acf38d5bd396691eb4eae1f83fe32666dcb7bde4f4df8e495de80fb8698b1fccb6d220caa2dcf6219cb

    • SSDEEP

      24576:Tyqc7jkTZs7HxojstHfX5jc1O5fXNVZ6lUZ/Mc0buO3+q5QU:mrW4tHfX5jcc5fXZVRTi5uq

    • 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.

    • Glupteba payload

    • 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

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks