General

  • Target

    random.exe

  • Size

    1.8MB

  • Sample

    240910-rrk7jsyhmb

  • MD5

    089125d184de3296bbc6ced831a6d2a3

  • SHA1

    6f6054fbe6497386fd98b50316d263765a130b86

  • SHA256

    ad0a733487ebfb2b4a37aea0c0b2f9ee60fc0434b739891b493b0450abf24aca

  • SHA512

    565b5be966445834dbc1a7566bb363919c58efc1e04cbf4f0d11491c7890ae255bf7d71d2e039a04d2ad797162a36f1ba080a191780f976f51c2f4fbfc032543

  • SSDEEP

    49152:TE1fk1VuPIJgue2h0OwEX7rxPcE4oQyJV8XK9+nv:kfk1IPzAwS7rdcE3QAV8X3n

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

@CLOUDYTTEAM

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

fivev5sb.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

redline

Botnet

bundle

C2

185.215.113.67:15206

Targets

    • Target

      random.exe

    • Size

      1.8MB

    • MD5

      089125d184de3296bbc6ced831a6d2a3

    • SHA1

      6f6054fbe6497386fd98b50316d263765a130b86

    • SHA256

      ad0a733487ebfb2b4a37aea0c0b2f9ee60fc0434b739891b493b0450abf24aca

    • SHA512

      565b5be966445834dbc1a7566bb363919c58efc1e04cbf4f0d11491c7890ae255bf7d71d2e039a04d2ad797162a36f1ba080a191780f976f51c2f4fbfc032543

    • SSDEEP

      49152:TE1fk1VuPIJgue2h0OwEX7rxPcE4oQyJV8XK9+nv:kfk1IPzAwS7rdcE3QAV8X3n

    • 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.

    • 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

    • 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.

    • 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 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 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.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks