General

  • Target

    6e265df4914ff34e111d60ba118df1a02e202a59f12b409ff3bf38eee1f8e4e3

  • Size

    541KB

  • Sample

    201113-kwary4symx

  • MD5

    5f3b8ead42254a45b6c0560ba83ca5d4

  • SHA1

    8cfb27dec2e99411d7f90eebf2af38b7209f26f5

  • SHA256

    6e265df4914ff34e111d60ba118df1a02e202a59f12b409ff3bf38eee1f8e4e3

  • SHA512

    2753be35bc11de74cdb34fcbf748793d089c9ef30ec480d09b517f282d6ff6886b4c59e3e6f66e7e62f12637806b1a5d52780d981cdae16e41a778d30bc8dcf8

Malware Config

Targets

    • Target

      6e265df4914ff34e111d60ba118df1a02e202a59f12b409ff3bf38eee1f8e4e3

    • Size

      541KB

    • MD5

      5f3b8ead42254a45b6c0560ba83ca5d4

    • SHA1

      8cfb27dec2e99411d7f90eebf2af38b7209f26f5

    • SHA256

      6e265df4914ff34e111d60ba118df1a02e202a59f12b409ff3bf38eee1f8e4e3

    • SHA512

      2753be35bc11de74cdb34fcbf748793d089c9ef30ec480d09b517f282d6ff6886b4c59e3e6f66e7e62f12637806b1a5d52780d981cdae16e41a778d30bc8dcf8

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Deletes itself

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks