General

  • Target

    file

  • Size

    1.2MB

  • Sample

    231010-l9a7eacf8z

  • MD5

    b0944b72aa2e1e104fff17cf775a9454

  • SHA1

    bc948fc0cf52e023b89a5a8fb7c3f3d63b23f672

  • SHA256

    a9b1578cd06b8b64915d53fedc387c19add3a4ca8911daeac125fbe86bc8894e

  • SHA512

    4e1ff84fd38a7e2a4c25ab7d2f301e851d252f0defa0e30b8f70d9b2f10fb02ecaffca0aca278d44831a44c52a00ad72b927edf463576e822e1c69608dbb099a

  • SSDEEP

    24576:aypISVScEdf1lq6WQzuLRYxF1DfDK8HQGJ5+7aFV+oHn2o4aF1:hmhrd7qVdGbDfzQW+OFV+oH34

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

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

Targets

    • Target

      file

    • Size

      1.2MB

    • MD5

      b0944b72aa2e1e104fff17cf775a9454

    • SHA1

      bc948fc0cf52e023b89a5a8fb7c3f3d63b23f672

    • SHA256

      a9b1578cd06b8b64915d53fedc387c19add3a4ca8911daeac125fbe86bc8894e

    • SHA512

      4e1ff84fd38a7e2a4c25ab7d2f301e851d252f0defa0e30b8f70d9b2f10fb02ecaffca0aca278d44831a44c52a00ad72b927edf463576e822e1c69608dbb099a

    • SSDEEP

      24576:aypISVScEdf1lq6WQzuLRYxF1DfDK8HQGJ5+7aFV+oHn2o4aF1:hmhrd7qVdGbDfzQW+OFV+oH34

    • 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

    • 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