General

  • Target

    64a42266251406f4fca81f9628b78b2e8b7c45bf095ae217c466bab552490f08

  • Size

    1.4MB

  • Sample

    231112-fn33eade88

  • MD5

    fd5f5d2ce91a7c3f6ff37fd069cf6218

  • SHA1

    80d6c8574278657d193bdd0df8476484d25b3d89

  • SHA256

    64a42266251406f4fca81f9628b78b2e8b7c45bf095ae217c466bab552490f08

  • SHA512

    b184490cc57cb423608323b79878bf3d93674987cbc0ccfcd07daed65444f44313f6b40deba691a730c268f76a8308368321851daeee9d20c8049d9c0e109585

  • SSDEEP

    24576:kyOEa9jcQAScjlFbWM0evIsgtbG7XtDAQvCVEfdq+UgcgAsfeAJbOq:zOP9jZMFixeAVhGJZCIjBcnmJ

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

      64a42266251406f4fca81f9628b78b2e8b7c45bf095ae217c466bab552490f08

    • Size

      1.4MB

    • MD5

      fd5f5d2ce91a7c3f6ff37fd069cf6218

    • SHA1

      80d6c8574278657d193bdd0df8476484d25b3d89

    • SHA256

      64a42266251406f4fca81f9628b78b2e8b7c45bf095ae217c466bab552490f08

    • SHA512

      b184490cc57cb423608323b79878bf3d93674987cbc0ccfcd07daed65444f44313f6b40deba691a730c268f76a8308368321851daeee9d20c8049d9c0e109585

    • SSDEEP

      24576:kyOEa9jcQAScjlFbWM0evIsgtbG7XtDAQvCVEfdq+UgcgAsfeAJbOq:zOP9jZMFixeAVhGJZCIjBcnmJ

    • 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

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks