General

  • Target

    fe23f72033657a1b5438df084ebcb017.bin

  • Size

    998KB

  • Sample

    231112-ehwkpsdd93

  • MD5

    6e60202e1c99a4a86fc1e01b5b160a43

  • SHA1

    611e88434acc521e65e1b8890cfb194a642fdda7

  • SHA256

    19fa66500445ed76f30f8857632cdfb4331bc0a83f2023f8d610fe9c21cde721

  • SHA512

    bec66673f3f5a33a45be7ebdeb8e05b472f46c7ec2f2b1e312ef1a02ccdd3f9f01356d07e262408a7b49e60a863598596b890069fb332995533a8b6c244b4a04

  • SSDEEP

    24576:0DOwiaburj2Hy9OpBE5/0aecRZXYPO3h+:IOwix2FTa3Z73I

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      71334cb3df06b322134688d24e5b8620d691a38ac42d72c5c0071b3de563fcb4.exe

    • Size

      1.0MB

    • MD5

      fe23f72033657a1b5438df084ebcb017

    • SHA1

      7b7c12339c043012c82c6222873eec5db78f39a7

    • SHA256

      71334cb3df06b322134688d24e5b8620d691a38ac42d72c5c0071b3de563fcb4

    • SHA512

      212790421e014eda361ee0eed1f4e1bc6cddadd9775f908ef723e69993ecc65378c874dd94318d93d09e6eec2e80d4c280a0249097d677745a48da873fc75d71

    • SSDEEP

      24576:JyiONw2aML3TTkgaepIslCeG1+5DdIbfUawtNvNd1+qjrBE4m2GKz:8iONjnTTueSyZGMefTANvNd1/jex2

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks