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General

  • Target

    21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b

  • Size

    1.8MB

  • Sample

    240520-lt45jseg7t

  • MD5

    76bab21e338931dcdd41cff082e1e885

  • SHA1

    aa5c00b669d364c4cd47ab62d95307f36fa2c7e3

  • SHA256

    21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b

  • SHA512

    dfc21b5dd00714876171efb13d2cdb8ea88c0870697755c30bffeb0b97aad103a59e53cd3ec3cc7a011a5a90c3f44c52831886d81be5cad58a86e1542fc29c66

  • SSDEEP

    49152:p/9r7cLSzZ1ik9oOx0SN61k8VklboMqpvD045tc1Nrd:pyezZxoE0SNIkMvM+D045tS

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

c767c0

C2

http://5.42.96.7

Attributes
  • install_dir

    7af68cdb52

  • install_file

    axplons.exe

  • strings_key

    e2ce58e78f631ed97d01fe7b70e85d5e

  • url_paths

    /zamo7h/index.php

rc4.plain

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/th.php?a=2841&c=2841

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=458&c=2841

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=444&c=2841

Extracted

Family

redline

Botnet

@LOGSCLOUDYT_BOT

C2

185.172.128.33:8970

Extracted

Family

redline

Botnet

1

C2

185.215.113.67:26260

Extracted

Family

stealc

Botnet

zzvv

C2

http://23.88.106.134

Attributes
  • url_path

    /c73eed764cc59dcb.php

Targets

    • Target

      21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b

    • Size

      1.8MB

    • MD5

      76bab21e338931dcdd41cff082e1e885

    • SHA1

      aa5c00b669d364c4cd47ab62d95307f36fa2c7e3

    • SHA256

      21542021d0609f5beb12e28e6dd64a88f10937e0c8d625512f65f5367132a04b

    • SHA512

      dfc21b5dd00714876171efb13d2cdb8ea88c0870697755c30bffeb0b97aad103a59e53cd3ec3cc7a011a5a90c3f44c52831886d81be5cad58a86e1542fc29c66

    • SSDEEP

      49152:p/9r7cLSzZ1ik9oOx0SN61k8VklboMqpvD045tc1Nrd:pyezZxoE0SNIkMvM+D045tS

    • Amadey

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

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • UAC bypass

    • Windows security bypass

    • XMRig Miner payload

    • xmrig

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

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

    • Modifies boot configuration data using bcdedit

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks