General

  • Target

    20b7eee889dec4b63ac1b5a36f2567d7098e8763378130c7c492c167d84b4e96

  • Size

    1.4MB

  • Sample

    231111-ym55gscb27

  • MD5

    f2ddbbd79b8d986e9ddec08fc8becd3b

  • SHA1

    d5d1cb449f057cd0bd69a5e9b2f4c49497dd2363

  • SHA256

    20b7eee889dec4b63ac1b5a36f2567d7098e8763378130c7c492c167d84b4e96

  • SHA512

    6a681ce079b2f628bbe26558b0507248c537b46cf34b6828accb95e49f19e305fe22f77f746b8a2a38966b66163f4ca9853b7234989de2fe811e1f453b742ca7

  • SSDEEP

    24576:oyb3pjAW1AJPoKvb0QeBIsjofG7ZtDlZ8AimIGLMD8ndxzkVMVJerzu:vb5MW1QP3jFe6WEGvhaAimBI8nXzmMqz

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

smokeloader

Botnet

up3

Targets

    • Target

      20b7eee889dec4b63ac1b5a36f2567d7098e8763378130c7c492c167d84b4e96

    • Size

      1.4MB

    • MD5

      f2ddbbd79b8d986e9ddec08fc8becd3b

    • SHA1

      d5d1cb449f057cd0bd69a5e9b2f4c49497dd2363

    • SHA256

      20b7eee889dec4b63ac1b5a36f2567d7098e8763378130c7c492c167d84b4e96

    • SHA512

      6a681ce079b2f628bbe26558b0507248c537b46cf34b6828accb95e49f19e305fe22f77f746b8a2a38966b66163f4ca9853b7234989de2fe811e1f453b742ca7

    • SSDEEP

      24576:oyb3pjAW1AJPoKvb0QeBIsjofG7ZtDlZ8AimIGLMD8ndxzkVMVJerzu:vb5MW1QP3jFe6WEGvhaAimBI8nXzmMqz

    • 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.

    • 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

    • 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