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General

  • Target

    1f2fd9f5bd935796629c5a50dd8dada92992a2020aa41c2db444630ca2ba72eb_JC.exe

  • Size

    1.3MB

  • Sample

    231012-a9yrxsge48

  • MD5

    bd619c2eac464daef651344ce2d88847

  • SHA1

    54e5e75aff9f8672facf8d82efdf4ebc3e9044f4

  • SHA256

    1f2fd9f5bd935796629c5a50dd8dada92992a2020aa41c2db444630ca2ba72eb

  • SHA512

    870b88cd108487ec44689261bed5cc7a6426f46a346382d482e0e0ec4c4e2e2f79bb2cb6f5d745d05225be994e7f7b980ca557b41f146b045799d40874c5d515

  • SSDEEP

    24576:NyHtS9hAtuW3mXiT25itgMZkgdqaroNfBWV9u7JzAtOvU2z81yfrW:oHAvAgWaiT2hMZH3oNom7Jc+7j

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

trush

C2

77.91.124.82:19071

Attributes
  • auth_value

    c13814867cde8193679cd0cad2d774be

Extracted

Family

redline

Botnet

kukish

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

breha

C2

77.91.124.55:19071

Targets

    • Target

      1f2fd9f5bd935796629c5a50dd8dada92992a2020aa41c2db444630ca2ba72eb_JC.exe

    • Size

      1.3MB

    • MD5

      bd619c2eac464daef651344ce2d88847

    • SHA1

      54e5e75aff9f8672facf8d82efdf4ebc3e9044f4

    • SHA256

      1f2fd9f5bd935796629c5a50dd8dada92992a2020aa41c2db444630ca2ba72eb

    • SHA512

      870b88cd108487ec44689261bed5cc7a6426f46a346382d482e0e0ec4c4e2e2f79bb2cb6f5d745d05225be994e7f7b980ca557b41f146b045799d40874c5d515

    • SSDEEP

      24576:NyHtS9hAtuW3mXiT25itgMZkgdqaroNfBWV9u7JzAtOvU2z81yfrW:oHAvAgWaiT2hMZH3oNom7Jc+7j

    • 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

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks