General

  • Target

    770e7f0f286139409effbec10d065e5dae3ba07ac0c8d0f5362f8e355faee4abN.exe

  • Size

    3.5MB

  • Sample

    241222-cd1yhsypbr

  • MD5

    ee0fb3894d0062a808e5f2d083af6ee0

  • SHA1

    44355f47fd82f2d6decc7a549e8272782e936f4a

  • SHA256

    770e7f0f286139409effbec10d065e5dae3ba07ac0c8d0f5362f8e355faee4ab

  • SHA512

    43edce7f283a50db481a3a784b4597c7adea2d332bc83462812011c0c7bbf6ad1016bd394ea864226ca8327c9c15805a431df591ef2a9124475dfae9765a7fe4

  • SSDEEP

    98304:a8IKl7r9eIEXUhgvKdURyrhsKa4Q98yUVLcf:aKQL2LaF98j+

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

lumma

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

cryptbot

Targets

    • Target

      770e7f0f286139409effbec10d065e5dae3ba07ac0c8d0f5362f8e355faee4abN.exe

    • Size

      3.5MB

    • MD5

      ee0fb3894d0062a808e5f2d083af6ee0

    • SHA1

      44355f47fd82f2d6decc7a549e8272782e936f4a

    • SHA256

      770e7f0f286139409effbec10d065e5dae3ba07ac0c8d0f5362f8e355faee4ab

    • SHA512

      43edce7f283a50db481a3a784b4597c7adea2d332bc83462812011c0c7bbf6ad1016bd394ea864226ca8327c9c15805a431df591ef2a9124475dfae9765a7fe4

    • SSDEEP

      98304:a8IKl7r9eIEXUhgvKdURyrhsKa4Q98yUVLcf:aKQL2LaF98j+

    • 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

    • 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

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Xmrig family

    • xmrig

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

    • Enumerates VirtualBox registry keys

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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.

    • Windows security modification

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks