General

  • Target

    2e0abc3dfccf47be243d459fa64624523e2ac4aaf673ee7b8e8978a94705e66c

  • Size

    238KB

  • Sample

    240104-z9dt7acfg3

  • MD5

    1ca8e185c80c731175ce2aa2762eefb7

  • SHA1

    c7a24528f2bdd3e186708d60d7b3752da2e98676

  • SHA256

    2e0abc3dfccf47be243d459fa64624523e2ac4aaf673ee7b8e8978a94705e66c

  • SHA512

    aeba45219483f645156eba9ff8cd2b34bce0520853a143265ba139b903f98a46fa72b28f445e76b2a0626d0f47c8020dbfea291f3b307e6788d44a807c0701a6

  • SSDEEP

    3072:z/GLiw/BPHdOqgmxqKo95065zf7K3qqWx7yP3A2v4Q7VP:z/GLlBfdeVoOzmTWXE

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Targets

    • Target

      2e0abc3dfccf47be243d459fa64624523e2ac4aaf673ee7b8e8978a94705e66c

    • Size

      238KB

    • MD5

      1ca8e185c80c731175ce2aa2762eefb7

    • SHA1

      c7a24528f2bdd3e186708d60d7b3752da2e98676

    • SHA256

      2e0abc3dfccf47be243d459fa64624523e2ac4aaf673ee7b8e8978a94705e66c

    • SHA512

      aeba45219483f645156eba9ff8cd2b34bce0520853a143265ba139b903f98a46fa72b28f445e76b2a0626d0f47c8020dbfea291f3b307e6788d44a807c0701a6

    • SSDEEP

      3072:z/GLiw/BPHdOqgmxqKo95065zf7K3qqWx7yP3A2v4Q7VP:z/GLlBfdeVoOzmTWXE

    • BetaBot

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

    • Modifies firewall policy service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Sets file execution options 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks