General

  • Target

    445273fc3ce38a9fc2d1b1a2e9f9b43ddcbc6dedd813dba3d259984a8a706490

  • Size

    1.8MB

  • Sample

    240604-z1y4rsbe81

  • MD5

    7f0867789e10a5edf7eee995468f2061

  • SHA1

    e83705193d8367e4281905a9d7b809bee0942543

  • SHA256

    445273fc3ce38a9fc2d1b1a2e9f9b43ddcbc6dedd813dba3d259984a8a706490

  • SHA512

    04b3a4bb6ca3da715ae6a6941fb27fc9bd5785130ebd9d70ad73f45354ebd7f6da1e075c2491a4351584fe3459d120c34d6875b1ab9610a138bdb14d722430a2

  • SSDEEP

    49152:stz5bImEGdR679cjgtZoLj1n0C7/rW+u:stz+mEGdvgEl0K

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Extracted

Family

amadey

Version

8254624243

Botnet

e76b71

C2

http://77.91.77.81

Attributes
  • install_dir

    8254624243

  • install_file

    axplong.exe

  • strings_key

    90049e51fabf09df0d6748e0b271922e

  • url_paths

    /Kiru9gu/index.php

rc4.plain

Extracted

Family

risepro

C2

147.45.47.126:58709

Targets

    • Target

      445273fc3ce38a9fc2d1b1a2e9f9b43ddcbc6dedd813dba3d259984a8a706490

    • Size

      1.8MB

    • MD5

      7f0867789e10a5edf7eee995468f2061

    • SHA1

      e83705193d8367e4281905a9d7b809bee0942543

    • SHA256

      445273fc3ce38a9fc2d1b1a2e9f9b43ddcbc6dedd813dba3d259984a8a706490

    • SHA512

      04b3a4bb6ca3da715ae6a6941fb27fc9bd5785130ebd9d70ad73f45354ebd7f6da1e075c2491a4351584fe3459d120c34d6875b1ab9610a138bdb14d722430a2

    • SSDEEP

      49152:stz5bImEGdR679cjgtZoLj1n0C7/rW+u:stz+mEGdvgEl0K

    • Amadey

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • 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.

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks