General

  • Target

    4ebb5b4464ea1b47271e9844f5ae24b4d524a625e2f3ac19f4fce39cc18f4f6d

  • Size

    1.4MB

  • Sample

    231112-r1fnesha98

  • MD5

    fd3f94ea00c10e755024eaf1aeb396e8

  • SHA1

    859acf5c69b27d4a7555a33b284639ab620e028b

  • SHA256

    4ebb5b4464ea1b47271e9844f5ae24b4d524a625e2f3ac19f4fce39cc18f4f6d

  • SHA512

    2868d8e654e1e0c184ddb63c8a200404a4fa8ab158d3be5feaaa6f8aef3d6fb2ed47b492fd6d1fbfe4c3fe2de96b3dcf12d8e487a09538c1b405699d8f99be07

  • SSDEEP

    24576:fy/8IKe3w1giR1/NQQimedIsWB5Gjq/DVQX5H23HaDClg4uCumCXtu5Tz3:q/1V0f/XjeOrLGGqX5uHaDSgdYCdM

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

      4ebb5b4464ea1b47271e9844f5ae24b4d524a625e2f3ac19f4fce39cc18f4f6d

    • Size

      1.4MB

    • MD5

      fd3f94ea00c10e755024eaf1aeb396e8

    • SHA1

      859acf5c69b27d4a7555a33b284639ab620e028b

    • SHA256

      4ebb5b4464ea1b47271e9844f5ae24b4d524a625e2f3ac19f4fce39cc18f4f6d

    • SHA512

      2868d8e654e1e0c184ddb63c8a200404a4fa8ab158d3be5feaaa6f8aef3d6fb2ed47b492fd6d1fbfe4c3fe2de96b3dcf12d8e487a09538c1b405699d8f99be07

    • SSDEEP

      24576:fy/8IKe3w1giR1/NQQimedIsWB5Gjq/DVQX5H23HaDClg4uCumCXtu5Tz3:q/1V0f/XjeOrLGGqX5uHaDSgdYCdM

    • 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++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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

    • 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