General

  • Target

    Setup

  • Size

    3.7MB

  • Sample

    221129-js7g6sae39

  • MD5

    cef9b19cc0af54b1a6bca074f6ef8d40

  • SHA1

    754b3379448bf488737af2cfdbbc11e6dd279ffc

  • SHA256

    a4b535f4e01c71e4774f00ff97315d2c629674165f22183566250beebcec45a4

  • SHA512

    468e8bb6347e74f16f7ef1b9821fecfcc6fd58d98380d724fe2e583b596ed48e28ca60e321b7f49efbaa9605bfe4f0df89189c4ee2279ff4f46c8c44239939a1

  • SSDEEP

    98304:ynbaaSVmm30fIhK9C7CmMK5kZmxQSDgK0h:yba5V1lhK943zhxQSDgd

Malware Config

Extracted

Family

vidar

Version

55.9

Botnet

1707

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    1707

Targets

    • Target

      Setup

    • Size

      3.7MB

    • MD5

      cef9b19cc0af54b1a6bca074f6ef8d40

    • SHA1

      754b3379448bf488737af2cfdbbc11e6dd279ffc

    • SHA256

      a4b535f4e01c71e4774f00ff97315d2c629674165f22183566250beebcec45a4

    • SHA512

      468e8bb6347e74f16f7ef1b9821fecfcc6fd58d98380d724fe2e583b596ed48e28ca60e321b7f49efbaa9605bfe4f0df89189c4ee2279ff4f46c8c44239939a1

    • SSDEEP

      98304:ynbaaSVmm30fIhK9C7CmMK5kZmxQSDgK0h:yba5V1lhK943zhxQSDgd

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Checks BIOS information in registry

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

    • Deletes itself

    • 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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Tasks