General

  • Target

    51983f3a2a0ddfb233a314390926ede2a02ecf09c0e51c9f8a46f1b32bb631e7

  • Size

    1.8MB

  • Sample

    241212-j6h2qsxrgs

  • MD5

    0b20eccc24df80884571a59d9baa22e6

  • SHA1

    7e7d09c55a0c5dedc8025711062fb7928f63ad3a

  • SHA256

    51983f3a2a0ddfb233a314390926ede2a02ecf09c0e51c9f8a46f1b32bb631e7

  • SHA512

    0313eb3f8ecab91c16fb0437abbd22c895d4d50686fa66f3c07262a1c7062de2ae6d8e905df3f8cd9129d682c5a600ae57a0dcbcb680e1e6affe89ba6a1cb650

  • SSDEEP

    24576:6+NRtAUxQrMZk3S/LFn+VPUkNgAIdqSMUKMvpHdcPWhAHwf5yPovMH1s964reC9x:62wr5CJn1ke/dqSj9c+Dyz1s9QOxqk

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

Targets

    • Target

      51983f3a2a0ddfb233a314390926ede2a02ecf09c0e51c9f8a46f1b32bb631e7

    • Size

      1.8MB

    • MD5

      0b20eccc24df80884571a59d9baa22e6

    • SHA1

      7e7d09c55a0c5dedc8025711062fb7928f63ad3a

    • SHA256

      51983f3a2a0ddfb233a314390926ede2a02ecf09c0e51c9f8a46f1b32bb631e7

    • SHA512

      0313eb3f8ecab91c16fb0437abbd22c895d4d50686fa66f3c07262a1c7062de2ae6d8e905df3f8cd9129d682c5a600ae57a0dcbcb680e1e6affe89ba6a1cb650

    • SSDEEP

      24576:6+NRtAUxQrMZk3S/LFn+VPUkNgAIdqSMUKMvpHdcPWhAHwf5yPovMH1s964reC9x:62wr5CJn1ke/dqSj9c+Dyz1s9QOxqk

    • Amadey

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

    • Amadey family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Blocklisted process makes network request

    • 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.

    • Drops startup file

    • 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

    • Windows security modification

    • Adds Run key to start application

    • 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