General

  • Target

    3371e39a86ca6218a89f0691b3659ec3450e69927fe5f175a8ffe3e9e4c8c032

  • Size

    246KB

  • Sample

    231011-fjyl5acg98

  • MD5

    73b4980d46cd67e554b6f137b1e154c3

  • SHA1

    813f5608180a4faf6bf3028891df8c5f99c618a1

  • SHA256

    3371e39a86ca6218a89f0691b3659ec3450e69927fe5f175a8ffe3e9e4c8c032

  • SHA512

    e39a0ae4211a3fc602482b6df73fefc9baddba0835d57952f3326f9bfdf1e981975ba7d5966ccc3008cf13ee91fdef0f79bc36421e95d1f2ee07b9d329d759c2

  • SSDEEP

    6144:ztz4SHy5uoBMFGV5PEkIXEHvZAONcE0Vs0BC+:mCmuoBMUOMx1Qs0BC+

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

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

6012068394_99

C2

https://pastebin.com/raw/8baCJyMF

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      3371e39a86ca6218a89f0691b3659ec3450e69927fe5f175a8ffe3e9e4c8c032

    • Size

      246KB

    • MD5

      73b4980d46cd67e554b6f137b1e154c3

    • SHA1

      813f5608180a4faf6bf3028891df8c5f99c618a1

    • SHA256

      3371e39a86ca6218a89f0691b3659ec3450e69927fe5f175a8ffe3e9e4c8c032

    • SHA512

      e39a0ae4211a3fc602482b6df73fefc9baddba0835d57952f3326f9bfdf1e981975ba7d5966ccc3008cf13ee91fdef0f79bc36421e95d1f2ee07b9d329d759c2

    • SSDEEP

      6144:ztz4SHy5uoBMFGV5PEkIXEHvZAONcE0Vs0BC+:mCmuoBMUOMx1Qs0BC+

    • 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

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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

    • Modifies Windows Firewall

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks