General

  • Target

    target.vbs

  • Size

    951B

  • Sample

    241001-vc161atflb

  • MD5

    d79d61d67efbf4b83d7140d0a56fb249

  • SHA1

    d2d3f5c4d0e1bc0bb64b9e40498f0782e3db2eff

  • SHA256

    2236b1b6fb85a674e325b03addf75ad4af2295b880b766347cac0fdcc87932be

  • SHA512

    2d412546640532eb6230098db36e662991df6f387c2d1ac9996f1d10f392ea432067d24989d02ee58b755e1bb3902966deba76d9b9d8e7b2d061a090e8b7dda3

Malware Config

Targets

    • Target

      target.vbs

    • Size

      951B

    • MD5

      d79d61d67efbf4b83d7140d0a56fb249

    • SHA1

      d2d3f5c4d0e1bc0bb64b9e40498f0782e3db2eff

    • SHA256

      2236b1b6fb85a674e325b03addf75ad4af2295b880b766347cac0fdcc87932be

    • SHA512

      2d412546640532eb6230098db36e662991df6f387c2d1ac9996f1d10f392ea432067d24989d02ee58b755e1bb3902966deba76d9b9d8e7b2d061a090e8b7dda3

    • Renames multiple (10340) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Possible privilege escalation attempt

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Network Share Discovery

      Attempt to gather information on host network.

MITRE ATT&CK Enterprise v15

Tasks