General

  • Target

    17-12-24.exe

  • Size

    1.8MB

  • Sample

    241217-1fbcmszlgl

  • MD5

    8732a3fdd6797e1d6f33f1e5380446c9

  • SHA1

    80b7d8b153fd443b009ad5aa57c56f418c47b2d0

  • SHA256

    3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95

  • SHA512

    895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382

  • SSDEEP

    49152:z8v6n5SVaJf2AUTm2aOcdWzR5PF/In3ZY:I8YV010rVn/WZ

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

cryptbot

Targets

    • Target

      17-12-24.exe

    • Size

      1.8MB

    • MD5

      8732a3fdd6797e1d6f33f1e5380446c9

    • SHA1

      80b7d8b153fd443b009ad5aa57c56f418c47b2d0

    • SHA256

      3efa9fdaaa74aaa54f0c90937d948bfc1159a3f920d94bd713bd5b2a69336d95

    • SHA512

      895a5bd6663c5dc67a0ebc1a6fc39cf394e38b2bf9942498efec8c5990166dd5208e071b8ce5a13c2f1abf80ddc1d7aacd24971c7f6792ee291d101c2df72382

    • SSDEEP

      49152:z8v6n5SVaJf2AUTm2aOcdWzR5PF/In3ZY:I8YV010rVn/WZ

    • 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

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

    • Checks installed software on the system

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

    • Drops file in System32 directory

    • 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