Resubmissions

04/10/2023, 03:38

231004-d65ylsaf97 10

04/10/2023, 03:20

231004-dv5tgaaf75 10

General

  • Target

    e6aaf4e5144197e8bf4f490562b992f3673d88fc7573b7a878c3c4b70deadfc5

  • Size

    1.5MB

  • Sample

    231004-dv5tgaaf75

  • MD5

    7f869a20e78996e355011f397227dd30

  • SHA1

    5aba3810b4f193e258a378cd101cbd12c1993a85

  • SHA256

    e6aaf4e5144197e8bf4f490562b992f3673d88fc7573b7a878c3c4b70deadfc5

  • SHA512

    f08e79ca364c71839bda12bc3783a58bf152fc69c3a6af4eb58646bb1d896bf94c0b76adc9fce5ffb6e9a363a2ffefe96ac6c45f4a91408c6a960999291546ab

  • SSDEEP

    49152:y9gsM9B6GUgBsWrpHPtJe1peMEO4mCepeTT:jsew0BrpVMpedmCce

Malware Config

Extracted

Family

redline

Botnet

frant

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

gigant

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Attributes
  • auth_value

    295b226f1b63bcd55148625381b27b19

Targets

    • Target

      e6aaf4e5144197e8bf4f490562b992f3673d88fc7573b7a878c3c4b70deadfc5

    • Size

      1.5MB

    • MD5

      7f869a20e78996e355011f397227dd30

    • SHA1

      5aba3810b4f193e258a378cd101cbd12c1993a85

    • SHA256

      e6aaf4e5144197e8bf4f490562b992f3673d88fc7573b7a878c3c4b70deadfc5

    • SHA512

      f08e79ca364c71839bda12bc3783a58bf152fc69c3a6af4eb58646bb1d896bf94c0b76adc9fce5ffb6e9a363a2ffefe96ac6c45f4a91408c6a960999291546ab

    • SSDEEP

      49152:y9gsM9B6GUgBsWrpHPtJe1peMEO4mCepeTT:jsew0BrpVMpedmCce

    • 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

    • 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