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General

  • Target

    file.exe

  • Size

    1.4MB

  • Sample

    231012-3cjwqagf77

  • MD5

    4e96f721b1b5024763934e6d6da77fa7

  • SHA1

    4f1cf78a030a2ea440de26a05c736181f1408b54

  • SHA256

    fa81a480c9964f3720433a4d2d00962d5ea1c7dd5fc7bc2b0fd864a57691ba79

  • SHA512

    c8401aeb5d311a007058de1a9eae0e5006b8968080705802bad11e3c9f12fc08abbd0acce9fe071fc14378b7e4bfb5fff2c813dad80b3dd6e8f45942710e913c

  • SSDEEP

    24576:rya/moYJnXAiT3dg777Pr5icB88f/Aw/8F6xHPiARLpiAQsGdqaB0M0jytITkzO:eaOojiTNkPdJB88f/393pV2q9May7z

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

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

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      file.exe

    • Size

      1.4MB

    • MD5

      4e96f721b1b5024763934e6d6da77fa7

    • SHA1

      4f1cf78a030a2ea440de26a05c736181f1408b54

    • SHA256

      fa81a480c9964f3720433a4d2d00962d5ea1c7dd5fc7bc2b0fd864a57691ba79

    • SHA512

      c8401aeb5d311a007058de1a9eae0e5006b8968080705802bad11e3c9f12fc08abbd0acce9fe071fc14378b7e4bfb5fff2c813dad80b3dd6e8f45942710e913c

    • SSDEEP

      24576:rya/moYJnXAiT3dg777Pr5icB88f/Aw/8F6xHPiARLpiAQsGdqaB0M0jytITkzO:eaOojiTNkPdJB88f/393pV2q9May7z

    • 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

    • SectopRAT

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

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks