General

  • Target

    dfb9ef7ebb9669af91fd101c394adf2f5c42188a88950a58ef5a1eb4c0b639f1.exe

  • Size

    1.8MB

  • Sample

    240923-bzw11ssgpq

  • MD5

    b50e61fce59d4bd6da4eab9798984475

  • SHA1

    e9e883a41fbf361a905d1e8f82f6b532c217615d

  • SHA256

    dfb9ef7ebb9669af91fd101c394adf2f5c42188a88950a58ef5a1eb4c0b639f1

  • SHA512

    567552f8ce076d44c623a1027db29ceaba53899337e74c28ce39d0165538a5039930a357b6894dbc37d5a7c55ee0b6c20f69a5f2a4353ecc352d00d793928b6b

  • SSDEEP

    49152:0/1dlYQBvXG3N1BqeohM84N/wHJRrXOh4PQLMsP:edX030TM1krq4PQYs

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Extracted

Family

redline

Botnet

@LOGSCLOUDYT_BOT

C2

65.21.18.51:45580

Extracted

Family

stealc

Botnet

default2

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes
  • url_path

    /e96ea2db21fa9a1b.php

Extracted

Family

cryptbot

C2

sevtvf17pt.top

analforeverlovyu.top

fivevf5vs.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

89.105.223.196:29862

Extracted

Family

stealc

Botnet

dear

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

redline

Botnet

newbundle2

C2

185.215.113.67:15206

Extracted

Family

amadey

Version

4.41

Botnet

1176f2

C2

http://185.215.113.19

Attributes
  • install_dir

    417fd29867

  • install_file

    ednfoki.exe

  • strings_key

    183201dc3defc4394182b4bff63c4065

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family

xenorat

C2

193.149.187.135

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4444

  • startup_name

    mswindow

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7935489665:AAE2XyOo-0CSgW-NXoz80QphaaOkmebwR5Q/sendMessage?chat_id=-4578472389

Targets

    • Target

      dfb9ef7ebb9669af91fd101c394adf2f5c42188a88950a58ef5a1eb4c0b639f1.exe

    • Size

      1.8MB

    • MD5

      b50e61fce59d4bd6da4eab9798984475

    • SHA1

      e9e883a41fbf361a905d1e8f82f6b532c217615d

    • SHA256

      dfb9ef7ebb9669af91fd101c394adf2f5c42188a88950a58ef5a1eb4c0b639f1

    • SHA512

      567552f8ce076d44c623a1027db29ceaba53899337e74c28ce39d0165538a5039930a357b6894dbc37d5a7c55ee0b6c20f69a5f2a4353ecc352d00d793928b6b

    • SSDEEP

      49152:0/1dlYQBvXG3N1BqeohM84N/wHJRrXOh4PQLMsP:edX030TM1krq4PQYs

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Detect XenoRat Payload

    • Detects ZharkBot payload

      ZharkBot is a botnet written C++.

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • ZharkBot

      ZharkBot is a botnet written C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks