General

  • Target

    40c8be93ca8c5fca4e38658f3c5f6bff31a46185753e753cb0525b9e5a6f3f3b

  • Size

    240KB

  • Sample

    230923-flx4dacg4x

  • MD5

    385b6d7706ceb69624dd2034be63433e

  • SHA1

    91c7d77016d12203f621cbc1517242b7a1e43508

  • SHA256

    40c8be93ca8c5fca4e38658f3c5f6bff31a46185753e753cb0525b9e5a6f3f3b

  • SHA512

    755142a9e9411fc260170f786c6e3a1f5bf29ee9b920e5655d2e40765839bd3e5fe3556aff2e4c9a035d76aa9f79a0df8da404a918a87a1dece92e40324ee7bd

  • SSDEEP

    6144:lB5frpxdonyq4zaG2u5AO8eK43Bdqzdquqp:lXrp0/9u5Ged3BdWdquqp

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

Extracted

Family

fabookie

C2

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

Targets

    • Target

      40c8be93ca8c5fca4e38658f3c5f6bff31a46185753e753cb0525b9e5a6f3f3b

    • Size

      240KB

    • MD5

      385b6d7706ceb69624dd2034be63433e

    • SHA1

      91c7d77016d12203f621cbc1517242b7a1e43508

    • SHA256

      40c8be93ca8c5fca4e38658f3c5f6bff31a46185753e753cb0525b9e5a6f3f3b

    • SHA512

      755142a9e9411fc260170f786c6e3a1f5bf29ee9b920e5655d2e40765839bd3e5fe3556aff2e4c9a035d76aa9f79a0df8da404a918a87a1dece92e40324ee7bd

    • SSDEEP

      6144:lB5frpxdonyq4zaG2u5AO8eK43Bdqzdquqp:lXrp0/9u5Ged3BdWdquqp

    • Detect Fabookie payload

    • Detected google phishing page

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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.

    • 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