General

  • Target

    dd02b4f83462302b06278dea2591a9d32ab4534743f96b44b24d642e55b721fb_dump.exe

  • Size

    32KB

  • Sample

    240110-b75ywscga9

  • MD5

    abc9982b12769a29178b120ed8d79d7c

  • SHA1

    f8360d1f967b2310e02a81cfbb1206bb3632ee71

  • SHA256

    f58e57d1015834305e61c7f021794c682ee9174bb3ad6eb189620811fea975a8

  • SHA512

    bd8db2c3d2cfc90c04f72ce83476095abb49e5e7c9ec1366dd3653fbca95a8d063b4980977ce8687626bfe75f4d62bda408d2b5713dd25e04ecbe270973ce037

  • SSDEEP

    768:OAUqYpNSIoKpDd1KM02kQhx4hOtFceWzYqvz0bOS:HLo8LKtd1PBkQD4UtFceWnz

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

      dd02b4f83462302b06278dea2591a9d32ab4534743f96b44b24d642e55b721fb_dump.exe

    • Size

      32KB

    • MD5

      abc9982b12769a29178b120ed8d79d7c

    • SHA1

      f8360d1f967b2310e02a81cfbb1206bb3632ee71

    • SHA256

      f58e57d1015834305e61c7f021794c682ee9174bb3ad6eb189620811fea975a8

    • SHA512

      bd8db2c3d2cfc90c04f72ce83476095abb49e5e7c9ec1366dd3653fbca95a8d063b4980977ce8687626bfe75f4d62bda408d2b5713dd25e04ecbe270973ce037

    • SSDEEP

      768:OAUqYpNSIoKpDd1KM02kQhx4hOtFceWzYqvz0bOS:HLo8LKtd1PBkQD4UtFceWnz

    • 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.

    • 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