General

  • Target

    b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f

  • Size

    145KB

  • Sample

    231011-lxg47afc21

  • MD5

    e5b2644056c7ae79646eea01e4e8f3de

  • SHA1

    e1a533b5fad06a04f9b1826093d29f3585c48dd9

  • SHA256

    03ceda4f76f9cf8bca600b34a4efdb2270e1dfec1a0ec158ee6304b7d9f2ee06

  • SHA512

    3503037b5f1965f5cc28b484b8b48c815a28ded19188282705d7cc5b61fa92ec42da25e69df972a83bd46486d2e45974e22a4b65799432fad7b28ee06188ad8e

  • SSDEEP

    3072:sUGGwj/C5eFmhhLb0xiwsEDTbyjTlrLmMDq:NoqLhhLb04JE3b+rLDq

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

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

      b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f

    • Size

      240KB

    • MD5

      466514b13b3123e0bd95d88ac4f7472e

    • SHA1

      881e0bc510808df2952f9dcfaa1c22864b8989c5

    • SHA256

      b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f

    • SHA512

      b202478962355655ffdb5940a4328e1e6891e6cd8beaa52953c46f215914a256e6520ac8d4ce1a296872abecf43031d8dd6f581e674739c19ad933288305d6e4

    • SSDEEP

      6144:1tDvIPv30odEtjuC+9VbzAOhVf0/cEGGBeNaJF4S:1m330sfzjVc/cJGAkF4S

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • 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