General

  • Target

    pol.exe

  • Size

    3.4MB

  • Sample

    220520-lbcbtacfcq

  • MD5

    9be8334776a0be65062c2e5206169911

  • SHA1

    c5ec78a888e4658909e26c9d9a94afea0baf7b4e

  • SHA256

    51b818b4cd2dd4b07143c18007f9e6d75d6e4504e770f2f9a118ebbaa1d12fe7

  • SHA512

    487342f927cfae1439c3ea43b562b5660d66125966ae8cdd9b725dfc087a05f9fd4a42cbf86d2553f49831a909d5d1d159237067bfdff8141981c8e9dd54a5db

Malware Config

Extracted

Family

vidar

Version

52.2

Botnet

1278

C2

https://t.me/netflixaccsfree

https://mastodon.social/@ronxik12

Attributes
  • profile_id

    1278

Targets

    • Target

      pol.exe

    • Size

      3.4MB

    • MD5

      9be8334776a0be65062c2e5206169911

    • SHA1

      c5ec78a888e4658909e26c9d9a94afea0baf7b4e

    • SHA256

      51b818b4cd2dd4b07143c18007f9e6d75d6e4504e770f2f9a118ebbaa1d12fe7

    • SHA512

      487342f927cfae1439c3ea43b562b5660d66125966ae8cdd9b725dfc087a05f9fd4a42cbf86d2553f49831a909d5d1d159237067bfdff8141981c8e9dd54a5db

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

      suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

    • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

      suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

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

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Collection

Data from Local System

3
T1005

Tasks