General

  • Target

    https://www.mediafire.com/folder/lsdjccfymbv0m/Repack

  • Sample

    230706-1yxnlafe6z

Malware Config

Extracted

Family

vidar

Version

4.6

Botnet

1bd7a92ac17c219d20db256b6699ce49

C2

https://steamcommunity.com/profiles/76561199523054520

https://t.me/game4serv

Attributes
  • profile_id_v2

    1bd7a92ac17c219d20db256b6699ce49

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:103.0) Gecko/20100101 Firefox/103.0

Extracted

Family

laplas

C2

http://185.209.161.89

Attributes
  • api_key

    6a2714906f1325d666e4cf9f6269c2352ccfb7e7f1a23c114287dc69ddf27cb0

Targets

    • Target

      https://www.mediafire.com/folder/lsdjccfymbv0m/Repack

    • Laplas Clipper

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • 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

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks