General

  • Target

    2d659053c8d65e4a2dc713752bbaf06e610c42623f68f62f27217315c387743a

  • Size

    1.8MB

  • Sample

    240821-2zx67avgmd

  • MD5

    738fd9a9d155816a9f7b9e30101b2236

  • SHA1

    d57a546a1dee0f54f379adba4ac5b07da5c58cc8

  • SHA256

    2d659053c8d65e4a2dc713752bbaf06e610c42623f68f62f27217315c387743a

  • SHA512

    4bea24e08b029d9daea0e8ea0abeb6c90ed0f5c0382ba047bcf54234e3f921401837ce582e9c53187fd44f0ddee578be590682a5637a755662f63f24b570e539

  • SSDEEP

    49152:wl+1Nf2Nn8qNT23lmqE1jPBul9J2zPsA:wlENf+80RqIjPSP2z

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

nord

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

stealc

Botnet

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      2d659053c8d65e4a2dc713752bbaf06e610c42623f68f62f27217315c387743a

    • Size

      1.8MB

    • MD5

      738fd9a9d155816a9f7b9e30101b2236

    • SHA1

      d57a546a1dee0f54f379adba4ac5b07da5c58cc8

    • SHA256

      2d659053c8d65e4a2dc713752bbaf06e610c42623f68f62f27217315c387743a

    • SHA512

      4bea24e08b029d9daea0e8ea0abeb6c90ed0f5c0382ba047bcf54234e3f921401837ce582e9c53187fd44f0ddee578be590682a5637a755662f63f24b570e539

    • SSDEEP

      49152:wl+1Nf2Nn8qNT23lmqE1jPBul9J2zPsA:wlENf+80RqIjPSP2z

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks