Resubmissions

27-06-2022 16:40

220627-t6sw2scder 10

01-06-2022 19:48

220601-yjgmqabdg4 10

General

  • Target

    Gifted-And-Talented-Appeal-Letter-Sample (1).exe

  • Size

    265.0MB

  • Sample

    220627-t6sw2scder

  • MD5

    9113ce41a5c257d8fc3cd740bcb63c08

  • SHA1

    b5a27bd5ef4349580f381e8dec5bd78ecfc9c542

  • SHA256

    39787d4b45d431380f24bb2c2e505ce1cd369ddc84629f295df892910d0d4e2e

  • SHA512

    8a44926c6a67b38481339d44d7665e771bfae2b58d71908a3d3c1783e0b814b1650bce9a06bb62bd334c8fa0a6eaec4d929e4625955749bee383d6651d87359b

Malware Config

Extracted

Family

jupyter

C2

http://146.70.71.174

Targets

    • Target

      Gifted-And-Talented-Appeal-Letter-Sample (1).exe

    • Size

      265.0MB

    • MD5

      9113ce41a5c257d8fc3cd740bcb63c08

    • SHA1

      b5a27bd5ef4349580f381e8dec5bd78ecfc9c542

    • SHA256

      39787d4b45d431380f24bb2c2e505ce1cd369ddc84629f295df892910d0d4e2e

    • SHA512

      8a44926c6a67b38481339d44d7665e771bfae2b58d71908a3d3c1783e0b814b1650bce9a06bb62bd334c8fa0a6eaec4d929e4625955749bee383d6651d87359b

    • Jupyter, SolarMarker

      Jupyter is a backdoor and infostealer first seen in mid 2020.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

MITRE ATT&CK Enterprise v6

Tasks