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General

  • Target

    ee81ba01c3226c7dbb3974bf97613962.exe

  • Size

    927KB

  • Sample

    231011-3wxlxsed72

  • MD5

    ee81ba01c3226c7dbb3974bf97613962

  • SHA1

    989893897ae5f0f2c461507c3d56064ae1bf0faa

  • SHA256

    1fb435fc2ca0d321fdeb0db74e46700cf6e1909a7d9243ffe45b24fcea9bc80b

  • SHA512

    5b6771e1ad06fc7fd2cd9341a0a20e5e6b5a5c78a802ba194afee08e5aee3efc88b0c40add28fe61943002798210173fb04382b57ba984acf75354a4748dad42

  • SSDEEP

    12288:cMrdy90PsOBKJxRR25U6dT0TTCr0oKkuDxCaENsBApHJtk0RemxDrSNRk8vHv:5yAs8iLgfxO3oMFzUJi0ReWHSXk8vHv

Malware Config

Extracted

Family

redline

Botnet

nanya

C2

77.91.124.82:19071

Attributes
  • auth_value

    640aa5afe54f566d8795f0dc723f8b52

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

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

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      ee81ba01c3226c7dbb3974bf97613962.exe

    • Size

      927KB

    • MD5

      ee81ba01c3226c7dbb3974bf97613962

    • SHA1

      989893897ae5f0f2c461507c3d56064ae1bf0faa

    • SHA256

      1fb435fc2ca0d321fdeb0db74e46700cf6e1909a7d9243ffe45b24fcea9bc80b

    • SHA512

      5b6771e1ad06fc7fd2cd9341a0a20e5e6b5a5c78a802ba194afee08e5aee3efc88b0c40add28fe61943002798210173fb04382b57ba984acf75354a4748dad42

    • SSDEEP

      12288:cMrdy90PsOBKJxRR25U6dT0TTCr0oKkuDxCaENsBApHJtk0RemxDrSNRk8vHv:5yAs8iLgfxO3oMFzUJi0ReWHSXk8vHv

    • 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

    • 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