General

  • Target

    d8d65d2bb522e37e5272ace64ae1717e.exe

  • Size

    1.5MB

  • Sample

    231024-fzsqtace89

  • MD5

    d8d65d2bb522e37e5272ace64ae1717e

  • SHA1

    a0cff81177bd06b61514b3c1230af10e3d6fed76

  • SHA256

    8e71850b2702de89f695dd2f5b50ee9ecc62159a0882c4dac772e34049b2da69

  • SHA512

    ebfeda975e3032acfa0420908c4abdcdf984341070b1e6e05ba07c4937eccaee7dfd16ccc8a7317d54b5c49a613166d8cfe52dee59ba808589ab5c18ffeb7059

  • SSDEEP

    24576:9ygurR6/SbPoAPF8QxQASeLlZVIGuF0UUyOUkgeEAEpN70/RFazfK+Yy07o/OHY:Ygi91RxFSeLXDy3kYB2RevYIOH

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

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

kinza

C2

77.91.124.86:19084

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Targets

    • Target

      d8d65d2bb522e37e5272ace64ae1717e.exe

    • Size

      1.5MB

    • MD5

      d8d65d2bb522e37e5272ace64ae1717e

    • SHA1

      a0cff81177bd06b61514b3c1230af10e3d6fed76

    • SHA256

      8e71850b2702de89f695dd2f5b50ee9ecc62159a0882c4dac772e34049b2da69

    • SHA512

      ebfeda975e3032acfa0420908c4abdcdf984341070b1e6e05ba07c4937eccaee7dfd16ccc8a7317d54b5c49a613166d8cfe52dee59ba808589ab5c18ffeb7059

    • SSDEEP

      24576:9ygurR6/SbPoAPF8QxQASeLlZVIGuF0UUyOUkgeEAEpN70/RFazfK+Yy07o/OHY:Ygi91RxFSeLXDy3kYB2RevYIOH

    • 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.

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks