General

  • Target

    02e4cfb01cc116b2058fe26b0b9a36b1334efc819ed271df9083297d1ffb63a6

  • Size

    240KB

  • Sample

    230923-lwl2raec4v

  • MD5

    9b21483b560373a66049970394acf74f

  • SHA1

    15538438440cde7700ea44aa2418d5f96919d178

  • SHA256

    02e4cfb01cc116b2058fe26b0b9a36b1334efc819ed271df9083297d1ffb63a6

  • SHA512

    8a3ad2b4cb632a56a8558633a258f3068bd4f8e81e7d0f956ccc85295652241477b76635ba43c247d6ccbc4cfdc2436024349ce389be5c7f696f543008a5e7fc

  • SSDEEP

    3072:gZIDE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujD3VwzKmhgA2:g15frpxdonyq4zaG2u5AOPeKm/8Yquqp

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      02e4cfb01cc116b2058fe26b0b9a36b1334efc819ed271df9083297d1ffb63a6

    • Size

      240KB

    • MD5

      9b21483b560373a66049970394acf74f

    • SHA1

      15538438440cde7700ea44aa2418d5f96919d178

    • SHA256

      02e4cfb01cc116b2058fe26b0b9a36b1334efc819ed271df9083297d1ffb63a6

    • SHA512

      8a3ad2b4cb632a56a8558633a258f3068bd4f8e81e7d0f956ccc85295652241477b76635ba43c247d6ccbc4cfdc2436024349ce389be5c7f696f543008a5e7fc

    • SSDEEP

      3072:gZIDE5Mno95B0Z4tu6pxdJKnyqx/doHzaGLnaVRZiTyaUDeAg0FujD3VwzKmhgA2:g15frpxdonyq4zaG2u5AOPeKm/8Yquqp

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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 web browsers

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

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks