General

  • Target

    file.exe

  • Size

    1.0MB

  • Sample

    231011-h53t3sbe45

  • MD5

    b5d80d5030a54b3a706f1bb652703afa

  • SHA1

    9ab741673eebccd9016f14a7d3aabf27bbdecae0

  • SHA256

    27a47245082a440db35670871859b73ae51e364019887c2018bcc6fb0ae60910

  • SHA512

    d3319b939393e9006fd78b1bde4ebc5557eb3bb372b2edde67c6b0502bfe16858854305ecab0cd1acd05d44fb8db49d1106b2c7ac567d19ffdca0d08f6f786a7

  • SSDEEP

    24576:my/L86ZZQCtVDxFoyPmvUj5Ry+IpRV6e220ezD7oRBd8:1/L8ChHNFoyOwLIppbzHoR

Malware Config

Extracted

Family

redline

Botnet

breha

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

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

6012068394_99

C2

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

Extracted

Family

redline

Botnet

kukish

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

Targets

    • Target

      file.exe

    • Size

      1.0MB

    • MD5

      b5d80d5030a54b3a706f1bb652703afa

    • SHA1

      9ab741673eebccd9016f14a7d3aabf27bbdecae0

    • SHA256

      27a47245082a440db35670871859b73ae51e364019887c2018bcc6fb0ae60910

    • SHA512

      d3319b939393e9006fd78b1bde4ebc5557eb3bb372b2edde67c6b0502bfe16858854305ecab0cd1acd05d44fb8db49d1106b2c7ac567d19ffdca0d08f6f786a7

    • SSDEEP

      24576:my/L86ZZQCtVDxFoyPmvUj5Ry+IpRV6e220ezD7oRBd8:1/L8ChHNFoyOwLIppbzHoR

    • 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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • 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