General

  • Target

    b6cf48ed4c80605176d614acb10c7b622325b09500426abc5807b2cb045bccdb

  • Size

    1.8MB

  • Sample

    220724-v2a14scec9

  • MD5

    9aba178881dacde32491c4c2f516eb60

  • SHA1

    3f321136d293fd51bbc246f28afc24bf22c39df8

  • SHA256

    b6cf48ed4c80605176d614acb10c7b622325b09500426abc5807b2cb045bccdb

  • SHA512

    3678152c548d24d2a4f3825e050aaea7642d4b9925fdc6820c933981e0c14bfd097223b6d8f956d2cb0504c7bab9cb1b68dc566d364b6d8ddb201e8a4c07b82a

Malware Config

Extracted

Family

vidar

Version

13.7

Botnet

223

C2

http://keitbeschutzen.com/

Attributes
  • profile_id

    223

Targets

    • Target

      b6cf48ed4c80605176d614acb10c7b622325b09500426abc5807b2cb045bccdb

    • Size

      1.8MB

    • MD5

      9aba178881dacde32491c4c2f516eb60

    • SHA1

      3f321136d293fd51bbc246f28afc24bf22c39df8

    • SHA256

      b6cf48ed4c80605176d614acb10c7b622325b09500426abc5807b2cb045bccdb

    • SHA512

      3678152c548d24d2a4f3825e050aaea7642d4b9925fdc6820c933981e0c14bfd097223b6d8f956d2cb0504c7bab9cb1b68dc566d364b6d8ddb201e8a4c07b82a

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Vidar Stealer

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

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

    • 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

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

4
T1005

Tasks