General

  • Target

    617bbc2f92c2f99cb9958a079822510e0a4269616924d3b966741b40f16cad84exe_JC.exe

  • Size

    272KB

  • Sample

    230917-kn59zsbb85

  • MD5

    20b8b9466e5792188d0f309824fb13b2

  • SHA1

    7849b0bd1eadfc32b8a6128985b7ac50702fd958

  • SHA256

    617bbc2f92c2f99cb9958a079822510e0a4269616924d3b966741b40f16cad84

  • SHA512

    7a9141fb2e9a73a6024416da31b285837d4803cfbc12bebcd9643c9cf8daa584beef0d9d77042af8b3ab3a14c30885b49aba2698510906876725d7ca00a3c2aa

  • SSDEEP

    3072:L828Zg0gv68cKavf0L4japEVh62h2g9gwqqZbORwVrTJe4pxNZ:o286v68cKavf0cjapL2h2bYORWpe4pF

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

http://zexeq.com/lancer/get.php

Attributes
  • extension

    .ooza

  • offline_id

    dhL6XvokZotUzL67Na5WfNIBufODsob7eYc3mzt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

redline

Botnet

lux3

C2

176.123.9.142:14845

Attributes
  • auth_value

    e94dff9a76da90d6b000642c4a52574b

Extracted

Family

redline

C2

38.181.25.43:3325

Attributes
  • auth_value

    082cde17c5630749ecb0376734fe99c9

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.38.95.107:42494

Attributes
  • auth_value

    3a050df92d0cf082b2cdaf87863616be

Extracted

Family

smokeloader

Botnet

pub1

Targets

    • Target

      617bbc2f92c2f99cb9958a079822510e0a4269616924d3b966741b40f16cad84exe_JC.exe

    • Size

      272KB

    • MD5

      20b8b9466e5792188d0f309824fb13b2

    • SHA1

      7849b0bd1eadfc32b8a6128985b7ac50702fd958

    • SHA256

      617bbc2f92c2f99cb9958a079822510e0a4269616924d3b966741b40f16cad84

    • SHA512

      7a9141fb2e9a73a6024416da31b285837d4803cfbc12bebcd9643c9cf8daa584beef0d9d77042af8b3ab3a14c30885b49aba2698510906876725d7ca00a3c2aa

    • SSDEEP

      3072:L828Zg0gv68cKavf0L4japEVh62h2g9gwqqZbORwVrTJe4pxNZ:o286v68cKavf0cjapL2h2bYORWpe4pF

    • Detect Fabookie payload

    • Detected Djvu ransomware

    • Detects LgoogLoader payload

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • LgoogLoader

      A downloader capable of dropping and executing other malware families.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks