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General

  • Target

    file.exe

  • Size

    427KB

  • Sample

    230930-1cf4qaha35

  • MD5

    eff23844701b078b57e2e8a50b0be864

  • SHA1

    3a112f4d66d9600ca83e06fb0f5534680c1dbea0

  • SHA256

    ac9fcf3216053bfe19fd248a87d53f7e84ccb8534a5b72f01f6b2312437ffa05

  • SHA512

    125ef0f3d146212614ec696dda59257f3490a95b81417b5dad589f9c312ea8fcb5ec38af4a8b6b9de02dcd83826ba66a9d1020072ab3a3f87e5083a866392b1b

  • SSDEEP

    6144:Kfy+bnr+Yp0yN90QEQulq82bzAWUTeeH9tK12yeRl8BJxADSBJ78C5wL:dMrAy90quFq0rTrH9Ff8BJJyL

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

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

redline

Botnet

luska

C2

77.91.124.55:19071

Attributes
  • auth_value

    a6797888f51a88afbfd8854a79ac9357

Targets

    • Target

      file.exe

    • Size

      427KB

    • MD5

      eff23844701b078b57e2e8a50b0be864

    • SHA1

      3a112f4d66d9600ca83e06fb0f5534680c1dbea0

    • SHA256

      ac9fcf3216053bfe19fd248a87d53f7e84ccb8534a5b72f01f6b2312437ffa05

    • SHA512

      125ef0f3d146212614ec696dda59257f3490a95b81417b5dad589f9c312ea8fcb5ec38af4a8b6b9de02dcd83826ba66a9d1020072ab3a3f87e5083a866392b1b

    • SSDEEP

      6144:Kfy+bnr+Yp0yN90QEQulq82bzAWUTeeH9tK12yeRl8BJxADSBJ78C5wL:dMrAy90quFq0rTrH9Ff8BJJyL

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • 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