General

  • Target
    77f11525ac59b108e166cb9a4e834fceeb825d74a8d99.exe
  • Size 4.0MB
  • Sample250910-lk2casgr6s
  • SHA256 77f11525ac59b108e166cb9a4e834fceeb825d74a8d991f948e881d1002bdd13
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 5.55

Botnet
  • fbf543

C2
  • http://94.154.35.25

Attributes
  • install_dir

    96a319e745

  • install_file

    Srxelqcif.exe

  • strings_key

    f8bfac017914b836f3106c5bcd0878fe

  • url_paths

    /di9ku38f/index.php

rc4.plain

Extracted

Family
  • lumma

C2
  • https://consnbx.su/sawo

  • https://diadtuky.su/texz

  • https://sirhirssg.su/xzde

  • https://prebwle.su/xazd

  • https://rhussois.su/tatr

  • https://todoexy.su/xqts

  • https://acrislegt.su/tazd

  • https://averiryvx.su/zadr

  • https://cerasatvf.su/qtpd

Attributes
  • build_id

    4298ecee65cf5fbaadb7fcc49bc53c222a5070b8

Extracted

Family
  • amadey

Version
  • 5.60

Botnet
  • bd1cfd

C2
  • http://91.238.50.169

Attributes
  • install_dir

    770ecedadc

  • install_file

    Wxutkkxx.exe

  • strings_key

    0cfb4655c171923a30484aecd44873d3

  • url_paths

    /f8nus4b/index.php

rc4.plain

Extracted

Family
  • gcleaner

C2
  • 185.156.73.98

  • 45.91.200.135

Targets

    • Target
      77f11525ac59b108e166cb9a4e834fceeb825d74a8d99.exe
    • Size 4.0MB
    • SHA256 77f11525ac59b108e166cb9a4e834fceeb825d74a8d991f948e881d1002bdd13
    • MD5 SHA1 SHA512 SSDEEP
    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • Detects Rhadamanthys Payload

    • Disables service(s)

    • GCleaner

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

    • Gcleaner family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • Rhadamanthys family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

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

    • Downloads MZ/PE file

    • Sets service image path in registry

    • Stops running service(s)

    • 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

    • Modifies file permissions

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks