General

  • Target

    c229e14c4c20bdca6fefaaa7fb60e0cb50c75548717fd4494a2745a735c580b2

  • Size

    311KB

  • Sample

    240111-tmxqwsbge7

  • MD5

    d4cf26e912808200e24637ea64de31f6

  • SHA1

    ce15a46d0f9ab548b2855019c2835988de2cd32d

  • SHA256

    c229e14c4c20bdca6fefaaa7fb60e0cb50c75548717fd4494a2745a735c580b2

  • SHA512

    af3318a6e907fd22cdbe2059dc9680781225612e408a5cf4bee49582521f18a62bda2fa4d5f69807a2c82b686c513ad40590211f80e5e9301562c3defce996ae

  • SSDEEP

    3072:28EGKLRYTlWvbm4cyqv0Hxr+ZaX635sKI3/Fwj0:2ljLRqYhiMHh0af73e

Malware Config

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

      c229e14c4c20bdca6fefaaa7fb60e0cb50c75548717fd4494a2745a735c580b2

    • Size

      311KB

    • MD5

      d4cf26e912808200e24637ea64de31f6

    • SHA1

      ce15a46d0f9ab548b2855019c2835988de2cd32d

    • SHA256

      c229e14c4c20bdca6fefaaa7fb60e0cb50c75548717fd4494a2745a735c580b2

    • SHA512

      af3318a6e907fd22cdbe2059dc9680781225612e408a5cf4bee49582521f18a62bda2fa4d5f69807a2c82b686c513ad40590211f80e5e9301562c3defce996ae

    • SSDEEP

      3072:28EGKLRYTlWvbm4cyqv0Hxr+ZaX635sKI3/Fwj0:2ljLRqYhiMHh0af73e

    • BetaBot

      Beta Bot is a Trojan that infects computers and disables Antivirus.

    • Modifies firewall policy service

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Disables taskbar notifications via registry modification

    • Disables use of System Restore points

    • Sets file execution options in registry

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks