General

  • Target

    bbdf5e1cffb155e789d4d433a051297d995d1917731b19049232b2563da66f8e.exe

  • Size

    1.8MB

  • Sample

    240919-b5qq7avbmk

  • MD5

    3796a00ccfadc3f2dfb8fc98c9f70644

  • SHA1

    581e31d336e3656b881ae3f6e39f293b7ef96034

  • SHA256

    bbdf5e1cffb155e789d4d433a051297d995d1917731b19049232b2563da66f8e

  • SHA512

    d2c5374bdd40857acf06c94877f3a5ad19be8bb277bfc366bd73078f9e9eab782e596092309fda0d50f4c235ef2202c964439b095b9fcf7af19a148d056283e4

  • SSDEEP

    49152:B9xm1Tc+5/uU6dwRRGJhHr7gDbgfalWbfRWXz2MTuy:BXm1Tc+2wRRGjqlUwXaM6

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      bbdf5e1cffb155e789d4d433a051297d995d1917731b19049232b2563da66f8e.exe

    • Size

      1.8MB

    • MD5

      3796a00ccfadc3f2dfb8fc98c9f70644

    • SHA1

      581e31d336e3656b881ae3f6e39f293b7ef96034

    • SHA256

      bbdf5e1cffb155e789d4d433a051297d995d1917731b19049232b2563da66f8e

    • SHA512

      d2c5374bdd40857acf06c94877f3a5ad19be8bb277bfc366bd73078f9e9eab782e596092309fda0d50f4c235ef2202c964439b095b9fcf7af19a148d056283e4

    • SSDEEP

      49152:B9xm1Tc+5/uU6dwRRGJhHr7gDbgfalWbfRWXz2MTuy:BXm1Tc+2wRRGjqlUwXaM6

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks