General

  • Target

    b3b4383245a7fdd00c142b753045fc8ca405ce41cdb930bb9bad92b66faed861

  • Size

    896KB

  • Sample

    231012-y1mkasdb86

  • MD5

    1a62640d324116c1b2581809fe2b138c

  • SHA1

    0be9dd9730b752757ec171c3c9f6dd6c8005ed65

  • SHA256

    b3b4383245a7fdd00c142b753045fc8ca405ce41cdb930bb9bad92b66faed861

  • SHA512

    18e1c994c854deeb9adaf653ab27d2ed42927afd5889cf34ff0474ccd636081e1f220220b4783bbbfc6576b28d9ac8e89f123c5ae589830c91ec9aefb066ce10

  • SSDEEP

    12288:LtZQWW9gdW3C/FJQPexl0fNaJyJk6Y7c9FI0rumo7HDgm5WSm0:pTW9gdW3C/FJwwMbNY7QGgmt

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

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      b3b4383245a7fdd00c142b753045fc8ca405ce41cdb930bb9bad92b66faed861

    • Size

      896KB

    • MD5

      1a62640d324116c1b2581809fe2b138c

    • SHA1

      0be9dd9730b752757ec171c3c9f6dd6c8005ed65

    • SHA256

      b3b4383245a7fdd00c142b753045fc8ca405ce41cdb930bb9bad92b66faed861

    • SHA512

      18e1c994c854deeb9adaf653ab27d2ed42927afd5889cf34ff0474ccd636081e1f220220b4783bbbfc6576b28d9ac8e89f123c5ae589830c91ec9aefb066ce10

    • SSDEEP

      12288:LtZQWW9gdW3C/FJQPexl0fNaJyJk6Y7c9FI0rumo7HDgm5WSm0:pTW9gdW3C/FJwwMbNY7QGgmt

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • 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

    • 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