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General

  • Target

    1fab516591b7d682af870205616b6f3418b5f06bb1681773ab3c236c1094a998

  • Size

    477KB

  • Sample

    241020-yb993aybln

  • MD5

    2039040a87cddf3cc18972ca1714eaa0

  • SHA1

    825aa757c794cadd7d369d553a46e1b7e7d1de26

  • SHA256

    1fab516591b7d682af870205616b6f3418b5f06bb1681773ab3c236c1094a998

  • SHA512

    54d01c0cda80b57165f90dbafaadeb2642c5bfaee2ce23700eb78e992526e1873c4e014b9b0313be8144f020ab3a99994842d27aaa6a738d240357edfb1700b9

  • SSDEEP

    12288:wnqnbbmgJ7aC57v0mMQ5rWbvvaUX/2cxJ7MgG:zb6cWLmAlXOkJg

Malware Config

Targets

    • Target

      1fab516591b7d682af870205616b6f3418b5f06bb1681773ab3c236c1094a998

    • Size

      477KB

    • MD5

      2039040a87cddf3cc18972ca1714eaa0

    • SHA1

      825aa757c794cadd7d369d553a46e1b7e7d1de26

    • SHA256

      1fab516591b7d682af870205616b6f3418b5f06bb1681773ab3c236c1094a998

    • SHA512

      54d01c0cda80b57165f90dbafaadeb2642c5bfaee2ce23700eb78e992526e1873c4e014b9b0313be8144f020ab3a99994842d27aaa6a738d240357edfb1700b9

    • SSDEEP

      12288:wnqnbbmgJ7aC57v0mMQ5rWbvvaUX/2cxJ7MgG:zb6cWLmAlXOkJg

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (61) files with added filename extension

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks