General

  • Target

    a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba

  • Size

    174KB

  • Sample

    240501-3na3yscf44

  • MD5

    df469e0a98c5be3dbbdee404268d491a

  • SHA1

    17951c7c3b3dbb7769efa595298ac0183e000c77

  • SHA256

    a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba

  • SHA512

    8c90c9e5b57a854b38600946659d39519a222d5cc36008ef9617df74719e662d66445ca223cff7feffabbb50ecad6028d06d436c5d8fdb349b6bf9ddd1128dfc

  • SSDEEP

    1536:+ngptcHx6TyxkuM39m/wrut+8IGA/75IVL0tQlfYvm/ivedMzcfknx9Xb5Wyq9R9:+nZZBMtjruMGA/lxtbvma2dGTb5Wyq9

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Targets

    • Target

      a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba

    • Size

      174KB

    • MD5

      df469e0a98c5be3dbbdee404268d491a

    • SHA1

      17951c7c3b3dbb7769efa595298ac0183e000c77

    • SHA256

      a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba

    • SHA512

      8c90c9e5b57a854b38600946659d39519a222d5cc36008ef9617df74719e662d66445ca223cff7feffabbb50ecad6028d06d436c5d8fdb349b6bf9ddd1128dfc

    • SSDEEP

      1536:+ngptcHx6TyxkuM39m/wrut+8IGA/75IVL0tQlfYvm/ivedMzcfknx9Xb5Wyq9R9:+nZZBMtjruMGA/lxtbvma2dGTb5Wyq9

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Deletes itself

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v15

Tasks