Resubmissions

19-11-2024 18:19

241119-wx88sazbqe 10

19-11-2024 18:11

241119-wsq7eazaqb 10

General

  • Target

    9ed1097f6a529e7a07213f5678e57cf894da48c2e2465a523d839fa445ff7bb2.exe

  • Size

    1.8MB

  • Sample

    241119-wx88sazbqe

  • MD5

    bcfee732e35f4f1fe6efe205abf3d2ba

  • SHA1

    4621092b6053a8f709b095d067a2ad26da17a127

  • SHA256

    9ed1097f6a529e7a07213f5678e57cf894da48c2e2465a523d839fa445ff7bb2

  • SHA512

    5a252217cf75e21c74f81e8ec772ebfa3cd7dcca6c058c1fac2a538f810fba52213e039e847f93be9ea6f748297790ecf9f67ede360746cd9f57ffbb1c6989ae

  • SSDEEP

    49152:s2ZDC654mZ/BWgyhaKqsVOarqHi5HpdTL+PLMm0Oj3VZE53ZZqP:Q65JBBWpIsn5TTSTrjFZE53Z0

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://processhol.sbs/api

https://p10tgrace.sbs/api

https://peepburry828.sbs/api

https://3xp3cts1aim.sbs/api

https://p3ar11fter.sbs/api

https://c0al1t1onmatch.cyou/api

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

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Targets

    • Target

      9ed1097f6a529e7a07213f5678e57cf894da48c2e2465a523d839fa445ff7bb2.exe

    • Size

      1.8MB

    • MD5

      bcfee732e35f4f1fe6efe205abf3d2ba

    • SHA1

      4621092b6053a8f709b095d067a2ad26da17a127

    • SHA256

      9ed1097f6a529e7a07213f5678e57cf894da48c2e2465a523d839fa445ff7bb2

    • SHA512

      5a252217cf75e21c74f81e8ec772ebfa3cd7dcca6c058c1fac2a538f810fba52213e039e847f93be9ea6f748297790ecf9f67ede360746cd9f57ffbb1c6989ae

    • SSDEEP

      49152:s2ZDC654mZ/BWgyhaKqsVOarqHi5HpdTL+PLMm0Oj3VZE53ZZqP:Q65JBBWpIsn5TTSTrjFZE53Z0

    • Amadey

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

    • Amadey family

    • CryptBot

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

    • Cryptbot family

    • Detects CryptBot payload

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

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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.

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks