General

  • Target

    tmp

  • Size

    1.0MB

  • Sample

    240220-lssecsfc36

  • MD5

    13125bd66d02c013b3eda2c69aff4ef3

  • SHA1

    3b70cc23e7877fea920e0260ef6fd9b56076930c

  • SHA256

    8299e1c15b75e38fbd3aca4b5e64ee8994d48458023764c9f899604f8a11cdab

  • SHA512

    e6931d70ef77f638fe15e463e9a77f246913501faf1dc10ea09d57558d19c65191c7025dda80d45e947e45eb01ef4807fe7ab0ad7f84f26b55eb717e2b4c1280

  • SSDEEP

    24576:RtLWjQcTsLY9K9ZZqf5MoLtaumQ1dpx8pUO0LV:3L6L6Y9KXZqf5LLl1jrfJ

Score
10/10

Malware Config

Extracted

Family

observer

C2

http://5.42.66.25:3000

Targets

    • Target

      tmp

    • Size

      1.0MB

    • MD5

      13125bd66d02c013b3eda2c69aff4ef3

    • SHA1

      3b70cc23e7877fea920e0260ef6fd9b56076930c

    • SHA256

      8299e1c15b75e38fbd3aca4b5e64ee8994d48458023764c9f899604f8a11cdab

    • SHA512

      e6931d70ef77f638fe15e463e9a77f246913501faf1dc10ea09d57558d19c65191c7025dda80d45e947e45eb01ef4807fe7ab0ad7f84f26b55eb717e2b4c1280

    • SSDEEP

      24576:RtLWjQcTsLY9K9ZZqf5MoLtaumQ1dpx8pUO0LV:3L6L6Y9KXZqf5LLl1jrfJ

    Score
    10/10
    • Observer

      Observer is an infostealer written in C++.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks