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General

  • Target

    file

  • Size

    1.3MB

  • Sample

    231013-nngs6sgh6x

  • MD5

    f76387a7e54274321cd757ea92dea04f

  • SHA1

    65984ef49a505dea410e59befef272519265f437

  • SHA256

    c279bdf117c56f3ae2931ce5864df8d291f523c359342ef48ced08ed47b72127

  • SHA512

    ca9be0ad4426adb0341eca1941d304370470d4786cd8656aa08c38a0136750563819281bbb8e83e0fdd2ebbd9c25ae97992d146fe039c535a0dd4a3271acc78d

  • SSDEEP

    24576:kyTblseutbwd8Q+7hU4BzagxfG2UnC/FxoCx4vmu75klA3Su1N0z3Z6y9PT:zItA8Q+7hzBzDxfGpnyxoCx4uukA33Nu

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

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

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      file

    • Size

      1.3MB

    • MD5

      f76387a7e54274321cd757ea92dea04f

    • SHA1

      65984ef49a505dea410e59befef272519265f437

    • SHA256

      c279bdf117c56f3ae2931ce5864df8d291f523c359342ef48ced08ed47b72127

    • SHA512

      ca9be0ad4426adb0341eca1941d304370470d4786cd8656aa08c38a0136750563819281bbb8e83e0fdd2ebbd9c25ae97992d146fe039c535a0dd4a3271acc78d

    • SSDEEP

      24576:kyTblseutbwd8Q+7hU4BzagxfG2UnC/FxoCx4vmu75klA3Su1N0z3Z6y9PT:zItA8Q+7hzBzDxfGpnyxoCx4uukA33Nu

    • 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.

    • Detected google phishing page

    • 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

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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