General

  • Target

    6f14c5e0caf8051d06f72a6101536cc071a2b40c6a53e8ecad925c06c456f8fa

  • Size

    1.9MB

  • Sample

    220725-d3tq6schg7

  • MD5

    879dd7357ea74526733c6ea13003839c

  • SHA1

    6a69a7c8cd7db126e2fad2de6606f3a6170a36dc

  • SHA256

    6f14c5e0caf8051d06f72a6101536cc071a2b40c6a53e8ecad925c06c456f8fa

  • SHA512

    d3b8c109d429e249b48c8eb2be57d6329d26fdd3db45c838096f1f063ca1e64b75a7b80cba4777acd1c871f2980db67c51a11df094efdf9edd4dfaa718193d69

Malware Config

Extracted

Family

vidar

Version

13.7

Botnet

223

C2

http://keitbeschutzen.com/

Attributes
  • profile_id

    223

Targets

    • Target

      6f14c5e0caf8051d06f72a6101536cc071a2b40c6a53e8ecad925c06c456f8fa

    • Size

      1.9MB

    • MD5

      879dd7357ea74526733c6ea13003839c

    • SHA1

      6a69a7c8cd7db126e2fad2de6606f3a6170a36dc

    • SHA256

      6f14c5e0caf8051d06f72a6101536cc071a2b40c6a53e8ecad925c06c456f8fa

    • SHA512

      d3b8c109d429e249b48c8eb2be57d6329d26fdd3db45c838096f1f063ca1e64b75a7b80cba4777acd1c871f2980db67c51a11df094efdf9edd4dfaa718193d69

    • 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