General

  • Target

    Nouveatexte.bat

  • Size

    3KB

  • Sample

    230611-btff3sgc32

  • MD5

    a8e8d0ac12d7ac9d30184a2fea1c952f

  • SHA1

    4f5ec14b31eceeab8c033925160925fabd68dd53

  • SHA256

    842bda8d8955a11f5f2396ece8ca9440442b8b4ee9cc146ab5cacd1d209c0493

  • SHA512

    b6787f5e5b58eda38da6175a1453901c720fca17a315f3363ea6eb93bb0f4071e3af45e53ef4b4bb4792576fbfb80bde54f1f5f2bf8908ed9e2d50162fb701c6

Malware Config

Extracted

Family

vidar

Version

4.2

Botnet

076239fffceeb88ff5fe3c82df6cb13b

C2

https://steamcommunity.com/profiles/76561199511129510

https://t.me/rechnungsbetrag

Attributes
  • profile_id_v2

    076239fffceeb88ff5fe3c82df6cb13b

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75

Extracted

Family

laplas

C2

http://185.209.161.89

Attributes
  • api_key

    6a2714906f1325d666e4cf9f6269c2352ccfb7e7f1a23c114287dc69ddf27cb0

Targets

    • Target

      Nouveatexte.bat

    • Size

      3KB

    • MD5

      a8e8d0ac12d7ac9d30184a2fea1c952f

    • SHA1

      4f5ec14b31eceeab8c033925160925fabd68dd53

    • SHA256

      842bda8d8955a11f5f2396ece8ca9440442b8b4ee9cc146ab5cacd1d209c0493

    • SHA512

      b6787f5e5b58eda38da6175a1453901c720fca17a315f3363ea6eb93bb0f4071e3af45e53ef4b4bb4792576fbfb80bde54f1f5f2bf8908ed9e2d50162fb701c6

    • Laplas Clipper

      Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Contacts a large (38083) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • 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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks