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04-12-2024 19:44

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28-11-2024 19:40

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20-11-2024 16:31

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20-11-2024 06:05

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General

  • Target

    4363463463464363463463463.exe.zip

  • Size

    4KB

  • Sample

    241120-gqchxascje

  • MD5

    16d34133af438a73419a49de605576d9

  • SHA1

    c3dbcd70359fdad8835091c714a7a275c59bd732

  • SHA256

    e4ec3a45621dd556deeea5f953fa05909c82630e9f17baf6b14272a0360d62d1

  • SHA512

    59c0272d6faa2682b7a6ce1cd414d53cc39f06035f4f38a2e206965805034bf8012b02d59f428973965136d70c89f87ac3b17b5db9c1b1d49844be182b47a3d7

  • SSDEEP

    96:xBf1inGx9SfZ+VCv3wlTDMQ1kyKXyyJNOBIKkNvL5qK+7zHf6MlYOQVPGmcEy:xBfwncSf8Cv3w9DZjKXjmBIKEvLs97D5

Malware Config

Extracted

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cuda.infonext.com.mx
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ItEnAn260617

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.juno.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    butthou12

Extracted

Credentials

Extracted

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.juno.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7Ladybug!

Extracted

Family

xworm

Version

5.0

C2

enter-sierra.gl.at.ply.gg:55389

Mutex

lzS6Ul7Mo5UcN6CR

Attributes
  • Install_directory

    %AppData%

  • install_file

    Wave.exe

aes.plain

Extracted

Family

stealc

Botnet

default

C2

http://185.215.113.17

http://91.202.233.158

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

meshagent

Version

2

Botnet

group

C2

http://94.131.119.184:443/agent.ashx

Attributes
  • mesh_id

    0x1BB80B7BD3F37219BF6F79BEE0A08A00B90168972309CA4BFD812814A9F980439E71B51CC08CC59D904B5AED18647DD0

  • server_id

    B13800B3094163CC81EA68335E6D9A9B98350B3D697F92D49A06C6ADC9519150B766816EBC90ED105D4749F3F47F60B6

  • wss

    wss://94.131.119.184:443/agent.ashx

Extracted

Family

phorphiex

C2

http://185.215.113.66

Attributes
  • mutex

    Klipux

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

89.105.223.196:29862

Extracted

Family

redline

Botnet

30072024

C2

185.215.113.67:40960

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      4363463463464363463463463.exe

    • Size

      10KB

    • MD5

      2a94f3960c58c6e70826495f76d00b85

    • SHA1

      e2a1a5641295f5ebf01a37ac1c170ac0814bb71a

    • SHA256

      2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce

    • SHA512

      fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f

    • SSDEEP

      192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Detect Vidar Stealer

    • Detect Xworm Payload

    • Detects MeshAgent payload

    • Emotet

      Emotet is a trojan that is primarily spread through spam emails.

    • Emotet family

    • MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Meshagent family

    • Modifies security service

    • Njrat family

    • Phorphiex family

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • RedLine

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

    • RedLine payload

    • Redline family

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • Sectoprat family

    • Sliver RAT v2

    • Sliver family

    • SliverRAT

      SliverRAT is an open source Adversary Emulation Framework.

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Windows security bypass

    • XMRig Miner payload

    • Xmrig family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Emotet payload

      Detects Emotet payload in memory.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Contacts a large (1490) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Downloads MZ/PE file

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Sets service image path in registry

    • Stops running service(s)

    • Drops startup file

    • Executes dropped EXE

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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

    • Looks up external IP address via web service

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

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks