General

  • Target

    setups.exe

  • Size

    389.1MB

  • Sample

    220711-q7eh9shfbk

  • MD5

    c2e942fb09a439c3a2687e6b389c9251

  • SHA1

    d5e1230a1c965da0a907557258da95e27bc8ec00

  • SHA256

    8b277cc1f2ec679a58204383a4a88513878377f8cdee4a1e4a7edfb7e98527cc

  • SHA512

    708a44c6cd745fdc8be6ff9478c66ac98e19d167bd8caea7551843211d0d2dc3e5fab1833f386787103a16dc756820c7019a85397beab6aebe53b25574e7fcee

Malware Config

Extracted

Family

vidar

Version

53.1

Botnet

1281

C2

http://t.me/dvijkkkk

Attributes
  • profile_id

    1281

Targets

    • Target

      setups.exe

    • Size

      389.1MB

    • MD5

      c2e942fb09a439c3a2687e6b389c9251

    • SHA1

      d5e1230a1c965da0a907557258da95e27bc8ec00

    • SHA256

      8b277cc1f2ec679a58204383a4a88513878377f8cdee4a1e4a7edfb7e98527cc

    • SHA512

      708a44c6cd745fdc8be6ff9478c66ac98e19d167bd8caea7551843211d0d2dc3e5fab1833f386787103a16dc756820c7019a85397beab6aebe53b25574e7fcee

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

    • Checks BIOS information in registry

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

    • 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

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks