General

  • Target

    b227c6d2a47bc4357f4048217ae1b9fd.exe

  • Size

    681KB

  • Sample

    210507-p4nfw5z2t6

  • MD5

    b227c6d2a47bc4357f4048217ae1b9fd

  • SHA1

    e9e45baaa466abc4460c331f4d1a4dc8d104c808

  • SHA256

    e90c8886bc7723eed8cbb99ed4ccaabbd76013cc203e8369de5e0f3e9b314beb

  • SHA512

    c4152f803911556af05fa116a1720e9d3980d0a4bbe5fbc0a06c027a311dad93597b3ceb3baf043c2bddf5a3bff9ff9152a28d479e493744d192134244b826ce

Malware Config

Targets

    • Target

      b227c6d2a47bc4357f4048217ae1b9fd.exe

    • Size

      681KB

    • MD5

      b227c6d2a47bc4357f4048217ae1b9fd

    • SHA1

      e9e45baaa466abc4460c331f4d1a4dc8d104c808

    • SHA256

      e90c8886bc7723eed8cbb99ed4ccaabbd76013cc203e8369de5e0f3e9b314beb

    • SHA512

      c4152f803911556af05fa116a1720e9d3980d0a4bbe5fbc0a06c027a311dad93597b3ceb3baf043c2bddf5a3bff9ff9152a28d479e493744d192134244b826ce

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • 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 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.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks