General

  • Target

    739496e1cca53ab6e455044226a43fb615cb29280f950a1a984ced82ab3b4e9c

  • Size

    5.5MB

  • Sample

    250225-tbr19stry7

  • MD5

    d3ebaaef69df4dc9655830970e91f9a0

  • SHA1

    edba90191e5cb92dd215de9d525f220201b91e1f

  • SHA256

    739496e1cca53ab6e455044226a43fb615cb29280f950a1a984ced82ab3b4e9c

  • SHA512

    54fd7482c319f7d9cb712f44832b450817668bc420f2620d908586b1ae57efa0713aba4068c09ee69f21c01feaa3392c303a2e7d3a308632b3498347a2e27eb2

  • SSDEEP

    98304:mCeaPcFoHsfNBG8vjUyOZrAaqASzZ+JL2veEHPCzr7mjHsuNYYELekSlY4RpPpdN:mIUFhfu8vjU/ZMvAEZMyNP84HyCRpwhW

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      739496e1cca53ab6e455044226a43fb615cb29280f950a1a984ced82ab3b4e9c

    • Size

      5.5MB

    • MD5

      d3ebaaef69df4dc9655830970e91f9a0

    • SHA1

      edba90191e5cb92dd215de9d525f220201b91e1f

    • SHA256

      739496e1cca53ab6e455044226a43fb615cb29280f950a1a984ced82ab3b4e9c

    • SHA512

      54fd7482c319f7d9cb712f44832b450817668bc420f2620d908586b1ae57efa0713aba4068c09ee69f21c01feaa3392c303a2e7d3a308632b3498347a2e27eb2

    • SSDEEP

      98304:mCeaPcFoHsfNBG8vjUyOZrAaqASzZ+JL2veEHPCzr7mjHsuNYYELekSlY4RpPpdN:mIUFhfu8vjU/ZMvAEZMyNP84HyCRpwhW

    • Amadey

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

    • Amadey family

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks