General

  • Target

    a9931d149b64d51f7743f410844d22ed049db4f5be2798f8a5511ecc279be0c3.exe

  • Size

    2.9MB

  • Sample

    241217-lwt3cswpfs

  • MD5

    ec45b3daf2d1998ec51ac32dd73e4353

  • SHA1

    e8f3624436c443853cd19dc4e590104130a59494

  • SHA256

    a9931d149b64d51f7743f410844d22ed049db4f5be2798f8a5511ecc279be0c3

  • SHA512

    8c127c3eeeb3fedbee970453d487e5bc69da5727d8d144a657ed2842718b79c680b4138a0f1c294fce4c12105018f36c86437af67734000f24d12016359388f9

  • SSDEEP

    49152:cZ/jf/q95mWke8XmcIUJAkGXP5yJBHlyWhavc:s/q95mWke82hUJAkGXBy7Hhr

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

cryptbot

Targets

    • Target

      a9931d149b64d51f7743f410844d22ed049db4f5be2798f8a5511ecc279be0c3.exe

    • Size

      2.9MB

    • MD5

      ec45b3daf2d1998ec51ac32dd73e4353

    • SHA1

      e8f3624436c443853cd19dc4e590104130a59494

    • SHA256

      a9931d149b64d51f7743f410844d22ed049db4f5be2798f8a5511ecc279be0c3

    • SHA512

      8c127c3eeeb3fedbee970453d487e5bc69da5727d8d144a657ed2842718b79c680b4138a0f1c294fce4c12105018f36c86437af67734000f24d12016359388f9

    • SSDEEP

      49152:cZ/jf/q95mWke8XmcIUJAkGXP5yJBHlyWhavc:s/q95mWke82hUJAkGXBy7Hhr

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Enumerates VirtualBox registry keys

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

    • 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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks