General

  • Target

    NEAS.652e51d7a06ce42c74e2dcd201fae095ec806a6e732f5d66a1442557562998b4_JC.exe

  • Size

    268KB

  • Sample

    231006-zfrtysaa55

  • MD5

    daa9066cbded2030f56ea17616f69786

  • SHA1

    3af041d22e079eef6ed5876f2a4e76bfe8bb5883

  • SHA256

    652e51d7a06ce42c74e2dcd201fae095ec806a6e732f5d66a1442557562998b4

  • SHA512

    815db5898143df212ab628a574adb41024c0285c86e31ba658125bcf26eaff9e4102b5d5ade35042d20f1aee716274396af3f85f5ae6439f23a5991aae721587

  • SSDEEP

    3072:NWumxaE4+HVWQOgYRrGQ8aofxxGuOpaM6oc/p5/XiwAA3SPuzFE5IVQkjseAg0Fp:jmEQLFz5kyocx5/X/3SPl5MAO0AuCs06

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

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

gigant

C2

77.91.124.55:19071

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      NEAS.652e51d7a06ce42c74e2dcd201fae095ec806a6e732f5d66a1442557562998b4_JC.exe

    • Size

      268KB

    • MD5

      daa9066cbded2030f56ea17616f69786

    • SHA1

      3af041d22e079eef6ed5876f2a4e76bfe8bb5883

    • SHA256

      652e51d7a06ce42c74e2dcd201fae095ec806a6e732f5d66a1442557562998b4

    • SHA512

      815db5898143df212ab628a574adb41024c0285c86e31ba658125bcf26eaff9e4102b5d5ade35042d20f1aee716274396af3f85f5ae6439f23a5991aae721587

    • SSDEEP

      3072:NWumxaE4+HVWQOgYRrGQ8aofxxGuOpaM6oc/p5/XiwAA3SPuzFE5IVQkjseAg0Fp:jmEQLFz5kyocx5/X/3SPl5MAO0AuCs06

    • 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

    • Uses the VBS compiler for execution

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks