General

  • Target

    074cf8152826a0049288d7a375455dd3b21a54f55e0f8d427f6b5ff23bf16066

  • Size

    239KB

  • Sample

    230923-x6e7qsaa91

  • MD5

    4a4569ed2ce1093d6b76b4a17ec23e25

  • SHA1

    f316b7ecec1b190991b743b4cde0104e1dee2f39

  • SHA256

    074cf8152826a0049288d7a375455dd3b21a54f55e0f8d427f6b5ff23bf16066

  • SHA512

    97064e833905666ffe71bd8d4e312e70ee1a0dcef67aa04fcb6259ae44bf5f5cc728baef30c65b83fa0dacecda35e46a61fd3851c0725b26022daf1dc7a3f0c4

  • SSDEEP

    6144:Vd46fuYXChoQTjlFgLuCY1dRuAOzObqzw8y0:VKYzXChdTbv1bu8baw8y

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

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

Targets

    • Target

      074cf8152826a0049288d7a375455dd3b21a54f55e0f8d427f6b5ff23bf16066

    • Size

      239KB

    • MD5

      4a4569ed2ce1093d6b76b4a17ec23e25

    • SHA1

      f316b7ecec1b190991b743b4cde0104e1dee2f39

    • SHA256

      074cf8152826a0049288d7a375455dd3b21a54f55e0f8d427f6b5ff23bf16066

    • SHA512

      97064e833905666ffe71bd8d4e312e70ee1a0dcef67aa04fcb6259ae44bf5f5cc728baef30c65b83fa0dacecda35e46a61fd3851c0725b26022daf1dc7a3f0c4

    • SSDEEP

      6144:Vd46fuYXChoQTjlFgLuCY1dRuAOzObqzw8y0:VKYzXChdTbv1bu8baw8y

    • Detect Fabookie payload

    • 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.

    • 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

    • Adds Run key to start application

    • 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