General

  • Target

    dd069dfe70a747f96f917a19386a9bd9e7fa1021ab84060cfb99ca7e390ddcd4

  • Size

    1.8MB

  • Sample

    240517-al4m9sgd8s

  • MD5

    8c2ad888796dd437e88eaec086475531

  • SHA1

    f93a9948c83c4ddfe87279dd7fa167dee5baae07

  • SHA256

    dd069dfe70a747f96f917a19386a9bd9e7fa1021ab84060cfb99ca7e390ddcd4

  • SHA512

    ba5371bea752a6659b3af866b28f757b3f744d6bd597085428dd7a41f3b649edf49eaeb0375174d81a78613f4293be1cd6c68924f196c3464c20b634f1ec9346

  • SSDEEP

    24576:o8aAMAAc+3ElJVan2m+b54MfunwjhkN50g40yBdhEeuwwjzzHS2JtRTiYI:l1za7YOw6Njy/OSwTHScR

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

Family

redline

Botnet

1

C2

185.215.113.67:26260

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.56

5.42.65.64

Targets

    • Target

      dd069dfe70a747f96f917a19386a9bd9e7fa1021ab84060cfb99ca7e390ddcd4

    • Size

      1.8MB

    • MD5

      8c2ad888796dd437e88eaec086475531

    • SHA1

      f93a9948c83c4ddfe87279dd7fa167dee5baae07

    • SHA256

      dd069dfe70a747f96f917a19386a9bd9e7fa1021ab84060cfb99ca7e390ddcd4

    • SHA512

      ba5371bea752a6659b3af866b28f757b3f744d6bd597085428dd7a41f3b649edf49eaeb0375174d81a78613f4293be1cd6c68924f196c3464c20b634f1ec9346

    • SSDEEP

      24576:o8aAMAAc+3ElJVan2m+b54MfunwjhkN50g40yBdhEeuwwjzzHS2JtRTiYI:l1za7YOw6Njy/OSwTHScR

    • Amadey

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

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • 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

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • 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 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source 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.

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Writes to the Master Boot Record (MBR)

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks