General

  • Target

    c38d576dd08be5e7a6f4273b998198a754cca5569b962f7176a2cfe7d927916a

  • Size

    1.6MB

  • Sample

    231005-rz8b2sbf7x

  • MD5

    da84be49a8446712cd6f5273933ddd92

  • SHA1

    80cb5245cc8593915201a7d86270daa7cdf7be5b

  • SHA256

    c38d576dd08be5e7a6f4273b998198a754cca5569b962f7176a2cfe7d927916a

  • SHA512

    92227dfe79aa076545efa5ae6cc0a6eec714dfae6e0a9ec1ff08266e894a7e617d8a312283d904e24ae3c1f54c5c7a43e106275804a85aeca19e68066ca805c2

  • SSDEEP

    24576:O0xY5+whimILMd8VdT6gHBA2FQ6a9DhvhFPf:O8whimILMdYp6IAaQ6a3vTf

Malware Config

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

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

frant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

gigant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      c38d576dd08be5e7a6f4273b998198a754cca5569b962f7176a2cfe7d927916a

    • Size

      1.6MB

    • MD5

      da84be49a8446712cd6f5273933ddd92

    • SHA1

      80cb5245cc8593915201a7d86270daa7cdf7be5b

    • SHA256

      c38d576dd08be5e7a6f4273b998198a754cca5569b962f7176a2cfe7d927916a

    • SHA512

      92227dfe79aa076545efa5ae6cc0a6eec714dfae6e0a9ec1ff08266e894a7e617d8a312283d904e24ae3c1f54c5c7a43e106275804a85aeca19e68066ca805c2

    • SSDEEP

      24576:O0xY5+whimILMd8VdT6gHBA2FQ6a9DhvhFPf:O8whimILMdYp6IAaQ6a3vTf

    • 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.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • 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